Javascript Knowledge

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    Javascript
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    Javascript Input


    Javscript Input Button Object

    The Button object represents a button in an HTML form. For each instance of an <input type="button"> tag in an HTML form, a Button object is created.

    You can access a Button object by indexing the elements array (by number or name) of the corresponding form or by using getElementById().

    IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

    Javscript Input Button Object Properties

    Property

    Description

    IE 

    F

    N

    W3C

    accessKey

    Sets or returns the keyboard key to access the button

    5

     

     

    Yes

    disabled

    Sets or returns whether or not the button should be disabled

    5

    1

     

    Yes

    form

    Returns a reference to the form that contains the button

    3

    1

    2

    Yes

    id

    Sets or returns the id of the button

    4

    1

     

    No

    name

    Sets or returns the name of the button

    3

    1

    2

    Yes

    tabIndex

    Sets or returns the index that defines the tab order for the button

    5

     

     

    Yes

    type

    Returns the type of the form element. For a Button object it will be "button"

    4

    1

    3

    Yes

    value

    Sets or returns the text that is displayed on the button

    3

    1

    2

    Yes

    Javscript Input Button Object Methods

    Method

    Description

    IE

    F

    N

    W3C

    blur()

    Removes focus from the button

    3

    1

    2

     

    click()

    Simulates a mouse-click on the button

    3

    1

    2

     

    focus()

    Gives focus to the button

    3

    1

    2

     

    Javscript Input Button Objects Events

    Syntax: object.event_name="someJavaScriptCode"

    Event

    Description

    IE

    F

    N

    W3C

    onBlur

    Executes some code when the button loses focus

    3

    1

    2

     

    onClick

    Executes some code when the button is clicked

    3

    1

    2

     

    onFocus

    Executes some code when the button gets focus

    3

    1

    2

     

    onMouseDown

    Executes some code when a mouse button is pressed

    4

    1

    4

     

    onMouseUp

    Executes some code when a mouse button is released

    4

    1

    4

     

    Javscript Input Checkbox Object

    The Checkbox object represents a checkbox in an HTML form. For each instance of an <input type="checkbox"> tag in an HTML form, a Checkbox object is created.

    You can access a Checkbox object by indexing the elements array (by number or name) of the corresponding form or by using getElementById().

    IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

    Javscript Input Checkbox Object Properties

    Property

    Description

    IE

    F

    N

    W3C

    accept

    Sets or returns a list of content types, which the server processing this form will handle correctly

    -

     

     

    Yes

    accessKey

    Sets or returns the keyboard key to access the checkbox

    4

     

     

    Yes

    align

    Sets or returns the alignment of the checkbox according to the surrounding text

    -

     

     

    Yes

    alt

    Sets or returns an alternate text to display if the browser does not support checkboxes

    -

     

     

    Yes

    checked

    Sets or returns whether or not the checkbox is checked

    3

    1

    2

    Yes

    defaultChecked

    Sets or returns the default value of the checked attribute (true if checked by default and false if not)

    3

    1

    2

    Yes

    disabled

    Sets or returns whether or not the checkbox should be disabled

    3

    1

     

    Yes

    form

    Returns a reference to the form that contains the checkbox

    3

    1

    2

    Yes

    id

    Sets or returns the id of the checkbox (In IE 4 this property is read-only)

    4

    1

     

    No

    name

    Sets or returns the name of the checkbox

    3

    1

    2

    Yes

    tabIndex

    Sets or returns the index that defines the tab order for the checkbox

    4

     

     

    Yes

    type

    Returns the type of the form element. For a checkbox it will be "checkbox"

    4

    1

    3

    Yes

    value

    Sets or returns the value of the value attribute of the checkbox

    3

    1

    2

    Yes

    Javscript Input Checkbox Object Methods

    Method

    Description

    IE

    F

    N

    W3C

    blur()

    Removes focus from the checkbox

    3

    1

    2

    Yes

    click()

    Simulates a mouse-click in the checkbox

    3

    1

    2

    Yes

    focus()

    Gives focus to the checkbox

    3

    1

    2

    Yes

    Javscript Input Checkbox Object Events

    Syntax: object.event_name="someJavaScriptCode"

    Event

    Description

    IE

    F

    N

    W3C

    onBlur

    Executes some code when the checkbox loses focus

    3

    1

    2

     

    onClick

    Executes some code when the checkbox is clicked

    3

    1

    2

     

    onFocus

    Executes some code when the checkbox gets focus

    3

    1

    2

     

    onMouseDown

    Executes some code when a mouse button is pressed

    4

    1

    4

     

    onMouseUp

    Executes some code when a mouse button is released

    4

    1

    4

     

    Javscript Input FileUpload Object

    For each instance of an <input type="file"> tag in an HTML form, a FileUpload object is created.

    You can access a FileUpload object by indexing the elements array (by number or name) of the corresponding form or by using getElementById().

    IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

    Javscript Input FileUpload Object Properties

    Property

    Description

    IE 

    F

    N

    W3C

    accept

    Sets or returns a list of content types, which the server processing this form will handle correctly

    -

     

     

    Yes

    accessKey

    Sets or returns the keyboard key to access the FileUpload object

    4

     

     

    Yes

    align

    Sets or returns the alignment of the FileUpload object according to the surrounding text

    -

     

     

    Yes

    alt

    Sets or returns an alternate text to display if the browser does not support <input type="file">

    -

     

     

    Yes

    defaultValue

    Sets or returns the initial value of the FileUpload object

    4

    1

    3

    Yes

    disabled

    Sets or returns whether or not the FileUpload object should be disabled

    4

     

     

    Yes

    form

    Returns a reference to the form that contains the FileUpload object

    4

    1

    3

    Yes

    id

    Sets or returns the id of the FileUpload object (In IE 4 this property is read-only)

    4

    1

     

    No

    name

    Sets or returns the name of the FileUpload object

    4

    1

    3

    Yes

    tabIndex

    Sets or returns the index that defines the tab order for the FileUpload object

    4

     

     

    Yes

    type

    Returns the type of the form element. For a FileUpload object it will be "file"

    4

    1

    3

    Yes

    value

    Returns the file name of the FileUpload object after the text is set by user input

    4

    1

    3

    Yes

    Javscript Input FileUpload Object Methods

    Method

    Description

    IE

    F

    N

    W3C

    blur()

    Removes focus from the FileUpload object

    4

    1

    3

    Yes

    click()

    Simulates a mouse-click on the FileUpload object

    4

     

     

    No

    focus()

    Gives focus to the FileUpload object

    4

    1

    3

    Yes

    select()

    Selects the FileUpload object

    4

     

     

    Yes

    Javscript Input FileUpload Object Events

    Syntax: object.event_name="someJavaScriptCode"

    Event

    Description

    IE

    F

    N

    W3C

    onBlur

    Executes some code when the FileUpload object loses focus

    4

    1

    3

     

    onClick

    Executes some code when the FileUpload object gets a mouse click

    4

    1

    3

     

    onFocus

    Executes some code when the FileUpload object gets focus

    4

    1

    3

     

    onSelectStart

    Executes some code when the FileUpload object gets selected

    4

     

     

     

    Javscript Input Hidden Object

    The Hidden object represents a hidden field in an HTML form. For each instance of an <input type="hidden"> tag in an HTML form, a Hidden object is created.

    You can access a Hidden object by indexing the elements array (by number or name) of the corresponding form or by using getElementById().

    IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

    Javscript Input Hidden Object Properties

    Property

    Description

    IE 

    F

    N

    W3C

    defaultValue

    Sets or returns the initial value of the hidden field

    3

    1

    2

    Yes

    form

    Returns a reference to the hidden field's parent form

    3

    1

    2

    Yes

    id

    Sets or returns the id of the hidden field (In IE 4 this property is read-only)

    4

    1

     

    No

    name

    Sets or returns the name of the hidden field

    3

    1

    2

    Yes

    type

    Returns the type of the form element. For a hidden object it will always be "hidden"

    4

    1

    3

    Yes

    value

    Sets or returns the value of the value attribute of the hidden field

    3

    1

    2

    Yes

    Javscript Input Password Object

    The Password object represents a password field in an HTML form. For each instance of an HTML <input type="password"> tag on a form, a Password object is created.

    You can access a Password object by indexing the elements array (by number or name) of the corresponding form or by using getElementById().

    IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

    Javscript Input Password Object Properties

    Property

    Description

    IE 

    F

    N

    W3C

    accept

    Sets or returns a list of content types, which the server processing this form will handle correctly

    -

     

     

    Yes

    accesskey

    Sets or returns the keyboard key to access the password field

    4

     

     

    Yes

    defaultValue

    Sets or returns the initial value of the password field

    3

    1

    2

    Yes

    disabled

    Sets or returns whether or not the password field should be disabled

    5

    1

    6

    Yes

    form

    Returns a reference to the password field's parent form

    3

    1

    2

    Yes

    id

    Sets or returns the id of the password field (In IE 4 this property is read-only)

    4

    1

     

    No

    maxLength

    Sets or returns the maximum number of characters the user can enter in the password field

    4

    1

    6

    Yes

    name

    Sets or returns the name of the password field

    3

    1

    2

    Yes

    readOnly

    Sets or returns whether the content of the password field is read-only

    4

    1

    6

    Yes

    size

    Sets or returns the size of the password field

    3

    1

    6

    Yes

    tabIndex

    Sets or returns the index that defines the tab order for the password field

    4

     

     

    Yes

    type

    The type of the form element. For a password object it will always be "password"

    3

    1

    3

    Yes

    value

    Sets or returns the value of the value attribute of the password field

    3

    1

    2

    Yes

    Javscript Input Password Object Methods

    Method

    Description

    IE

    F

    N

    W3C

    blur()

    Removes focus from the password field

    4

    1

    2

    Yes

    click()

    Simulates a mouse-click on the password field

    4

    1

     

    No

    focus()

    Sets focus on the password field

    3

    1

    2

    Yes

    select()

    Selects and highlights the entire text that is in the password field

    4

    1

    2

    Yes

    Javscript Input Password Object Events

    Syntax: object.event_name="someJavaScriptCode"

    Event

    Description

    IE

    F

    N

    W3C

    onBlur

    Executes some code when the password field loses focus

    4

    1

    2

     

    onClick

    Executes some code when the user clicks in the password field

    4

     

     

     

    onFocus

    Executes some code when the password field gets focus

    3

    1

    2

     

    onKeyDown

    Executes some code when a key is pressed down in the password field

    4

    1

    4

     

    onKeyPress

    Executes some code when an alphanumeric key is pressed in the password field

    4

    1

    4

     

    onKeyUp

    Executes some code when a key is released in the password field

    4

    1

    4

     

    onSelectStart

    Executes some code when some text in the password field is selected

    4

     

     

     

    Javscript Input Radio Object

    The Radio object represents a radio button in an HTML form. For each instance of an <input type="radio"> tag in an HTML form, a Radio object is created.

    You can access a Radio object by indexing the elements array (by number or name) of the corresponding form or by using getElementById().

    IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

    Javscript Input Radio Object Properties

    Property

    Description

    IE 

    F

    N

    W3C

    accept

    Sets or returns a list of content types, which the server processing this form will handle correctly

    -

     

     

    Yes

    accesskey

    Sets or returns the keyboard key to access the radio button

    4

     

     

    Yes

    align

    Sets or returns the alignment of the radio button according to the surrounding text

    -

     

     

    Yes

    alt

    Sets or returns an alternate text to display if the browser does not support radio buttons

    -

     

     

    Yes

    checked

    Sets or returns the current state of the radio button (true if selected and false if not selected)

    3

    1

    2

    Yes

    defaultChecked

    Sets or returns the default value of the checked attribute (true if checked by default and false if not)

    3

    1

    2

    Yes

    disabled

    Sets or returns whether or not the radio button should be disabled

    5

    1

     

    Yes

    form

    Returns a reference to the radio button's parent form

    3

    1

    2

    Yes

    id

    Sets or returns the id of the radio button (In IE 4 this property is read-only)

    4

    1

     

    No

    name

    Sets or returns the name of the radio button

    3

    1

    2

    Yes

    size

    Sets or returns the size of the radio button

    3

     

     

    Yes

    tabIndex

    Sets or returns the tab order for the radio button

    4

     

     

    Yes

    type

    The type of the form element. For a radio object it will always be "radio"

    3

    1

    3

    Yes

    value

    Sets or returns the value of the value attribute of the radio button

    3

    1

    2

    Yes

    Javscript Input Radio Object Methods

    Method

    Description

    IE

    F

    N

    W3C

    blur()

    Removes focus from the radio button

    4

    1

    2

    Yes

    click()

    Simulates a mouse-click on the radio button

    4

    1

     

    Yes

    focus()

    Sets focus on the radio button

    3

    1

    2

    Yes

    select()

    Selects the radio button

    4

    1

    2

    No

    Javscript Input Radio Object Events

    Syntax: object.event_name="someJavaScriptCode"

    Event

    Description

    IE

    F

    N

    W3C

    onBlur

    Executes some code when the radio button loses focus

    4

    1

    2

     

    onClick

    Executes some code when the user clicks on the radio button

    4

     

     

     

    onFocus

    Executes some code when the radio button gets focus

    3

    1

    2

     

    onSelectStart

    Executes some code when the radio button is selected

    4

     

     

     

    Javscript Input Reset Object Properties

    Property

    Description

    IE 

    F

    N

    W3C

    accept

    Sets or returns a list of content types, which the server processing this form will handle correctly

    -

     

     

    Yes

    accesskey

    Sets or returns the keyboard key to access the reset button

    4

     

     

    Yes

    align

    Sets or returns the alignment of the reset button according to the surrounding text

    -

     

     

    Yes

    alt

    Sets or returns an alternate text to display if the browser does not support reset buttons

    -

     

     

    Yes

    defaultValue

    Sets or returns the default value of the reset button

    3

     

     

    Yes

    disabled

    Sets or returns whether or not the reset button should be disabled

    5

    1

     

    Yes

    form

    Returns a reference to the reset button's parent form

    3

    1

    2

    Yes

    id

    Sets or returns the id of the reset button (In IE 4 this property is read-only)

    4

    1

     

    No

    name

    Sets or returns the name of the reset button

    3

    1

    2

    Yes

    size

    Sets or returns the size of the reset button

    3

     

     

    Yes

    tabIndex

    Sets or returns the tab order for the reset button

    4

     

     

    Yes

    type

    Returns the type of the form element. For a reset object it will always be "reset"

    3

    1

    3

    Yes

    value

    Sets or returns the value of the value attribute of the reset button

    3

    1

    2

    Yes

    Javscript Input Reset Object Methods

    Method

    Description

    IE

    F

    N

    W3C

    blur()

    Removes focus from the reset button

    4

    1

    2

    Yes

    click()

    Simulates a mouse-click on the reset button

    4

    1

     

    Yes

    focus()

    Sets focus on the reset button

    3

    1

    2

    Yes

    select()

    Selects the reset button

    4

    1

    2

    No

    Javscript Input Reset Object Events

    Syntax: object.event_name="someJavaScriptCode"

    Event

    Description

    IE

    F

    N

    W3C

    onBlur

    Executes some code when the reset button loses focus

    4

    1

    2

     

    onClick

    Executes some code when the user clicks on the reset button

    4

     

     

     

    onFocus

    Executes some code when the reset button gets focus

    3

    1

    2

     

    onSelectStart

    Executes some code when the reset button is selected

    4

     

     

     

    Javscript Input Submit Object

    The Submit object represents a submit button in an HTML form. For each instance of an <input type="submit"> tag in an HTML form, a Submit object is created.

    You can access a Submit object by indexing the elements array (by number or name) of the corresponding form or by using getElementById().

    IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

    Javscript Input Submit Object Properties

    Property

    Description

    IE 

    F

    N

    W3C

    accept

    Sets or returns a list of content types, which the server processing this form will handle correctly

    -

     

     

    Yes

    accessKey

    Sets or returns the keyboard key to access the submit button

    4

     

     

    Yes

    align

    Sets or returns the alignment of the submit button according to the surrounding text

    -

     

     

    Yes

    alt

    Sets or returns an alternate text to display if the browser does not support submit buttons

    -

     

     

    Yes

    defaultValue

    Sets or returns the default value of the submit button

    3

     

     

    Yes

    disabled

    Sets or returns whether or not the submit button should be disabled

    5

    1

     

    Yes

    form

    Returns a reference to the submit button's parent form

    3

    1

    2

    Yes

    id

    Sets or returns the id of the submit button (In IE 4 this property is read-only)

    4

    1

     

    Yes

    name

    Sets or returns the name of the submit button

    3

    1

    2

    Yes

    size

    Sets or returns the size of the submit button

    3

     

     

    Yes

    tabIndex

    Sets or returns the tab order for the submit button

    4

     

     

    Yes

    type

    Returns the type of the form element. For a submit object it will always be "submit"

    3

    1

    3

    Yes

    value

    Sets or returns the value of the value attribute of the submit button

    3

    1

    2

    Yes

    Javscript Input Submit Object Methods

    Method

    Description

    IE

    F

    N

    W3C

    blur()

    Removes focus from the submit button

    4

    1

     

    Yes

    click()

    Simulates a mouse-click on the submit button

    4

    1

    2

    Yes

    focus()

    Sets focus on the submit button

    3

    1

     

    Yes

    select()

    Selects the submit button

    4

    1

     

    No

    Javscript Input Submit Object Events

    Syntax: object.event_name="someJavaScriptCode"

    Event

    Description

    IE

    F

    N

    W3C

    onBlur

    Executes some code when the submit button loses focus

    4

     

     

     

    onClick

    Executes some code when the user clicks on the submit button

    4

    1

    2

     

    onFocus

    Executes some code when the submit button gets focus

    3

     

     

     

    onSelectStart

    Executes some code when the submit button is selected

    4

    1

    4

     

    Javscript Input Text Object

    The Text object represents a text field in an HTML form. For each instance of an <input type="text"> tag in an HTML form, a Text object is created.

    You can access a Text object by indexing the elements array (by number or name) of the corresponding form or by using getElementById().

    IE: Internet Explorer, F: Firefox, N: Netscape, W3C: World Wide Web Consortium (Internet Standard).

    Javscript Input Text Object Properties

    Property

    Description

    IE 

    F

    N

    W3C

    accept

    Sets or returns a list of content types, which the server processing this form will handle correctly

    -

     

     

    Yes

    accessKey

    Sets or returns the keyboard key to access the text field

    4

    -

    -

    Yes

    align

    Sets or returns the alignment of the text field according to the surrounding text

    -

     

     

    Yes

    alt

    Sets or returns an alternate text to display if the browser does not support text fields

    -

     

     

    Yes

    defaultValue

    Sets or returns the initial value of the text field

    3

    1

    2

    Yes

    disabled

    Sets or returns whether or not the text field should be disabled

    5

    1

    6

    Yes

    form

    Returns a reference to the text field's parent form

    3

    1

    2

    Yes

    id

    Sets or returns the id of the text field (In IE 4 this property is read-only)

    4

    1

     

    No

    maxLength

    Sets or returns the maximum number of characters in the text field

    4

    1

    6

    Yes

    name

    Sets or returns the name of the text field

    3

    1

    2

    Yes

    readOnly

    Sets or returns whether or not the text field should be read-only

    4

    1

    6

    Yes

    size

    Sets or returns the size of the text field

    3

    1

    6

    Yes

    tabIndex

    Sets or returns the tab order for the text field

    4

     

     

    Yes

    type

    Returns the type of the form element. For a text object it will always be "text"

    3

    1

    3

    Yes

    value

    Sets or returns the value of the value attribute of the text field

    3

    1

    2

    Yes

    Javscript Input Text Object Methods

    Method

    Description

    IE

    F

    N

    W3C

    blur()

    Removes focus from the text field

    4

    1

    2

    Yes

    click()

    Simulates a mouse-click in the text field

    4

     

     

    No

    focus()

    Sets focus on the text field

    3

    1

    2

    Yes

    select()

    Selects the content of the text field

    4

    1

    2

    Yes

    Javscript Input Text Object Events

    Syntax: object.event_name="someJavaScriptCode"

    Event

    Description

    IE

    F

    N

    W3C

    onBlur

    Executes some code when the text field loses focus

    4

    1

    2

     

    onChange

    Executes some code when the text field loses focus and its value has altered

    3

    1

    2

     

    onClick

    Executes some code when the user clicks the left mouse button in the text field

    4

     

     

     

    onFocus

    Executes some code when the text field gets focus

    3

    1

    2

     

    onKeyDown

    Executes some code when a key is pressed in the text field

    4

    1

    4

     

    onKeyPress

    Executes some code when an alphanumeric key is pressed in the text field

    4

    1

    4

     

    onKeyUp

    Executes some code when a key is released in the text field

    4

    1

    4

     

    onSelect

    Executes some code when the current selection is changed in the text field

    3

    1

    2

     

    onSelectStart

    Executes some code when some text in the text field is selected

    4

     

     

     

     

     

     

     

     





















     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

  • Javascript |