HTML DOM Textarea Object
Teksarea Voorwerp
Die Textarea-objek verteenwoordig 'n HTML <textarea>-element.
Toegang tot 'n Textarea-objek
Jy kan toegang tot 'n <textarea>-element kry deur getElementById():
Voorbeeld
var x = document.getElementById("myTextarea");
Wenk: Jy kan ook toegang tot 'n <textarea> -element kry deur deur die elementversameling van 'n vorm te soek.
Skep 'n Textarea-objek
Jy kan 'n <textarea> element skep deur die document.createElement() metode te gebruik:
Voorbeeld
var x = document.createElement("TEXTAREA");
Teksarea-objek-eienskappe
Property | Description |
---|---|
autofocus | Sets or returns whether a text area should automatically get focus when the page loads |
cols | Sets or returns the value of the cols attribute of a text area |
defaultValue | Sets or returns the default value of a text area |
disabled | Sets or returns whether the text area is disabled, or not |
form | Returns a reference to the form that contains the text area |
maxLength | Sets or returns the value of the maxlength attribute of a text area |
name | Sets or returns the value of the name attribute of a text area |
placeholder | Sets or returns the value of the placeholder attribute of a text area |
readOnly | Sets or returns whether the contents of a text area is read-only |
required | Sets or returns whether the text area must be filled out before submitting a form |
rows | Sets or returns the value of the rows attribute of a text area |
type | Returns the type of the form element the text area is |
value | Sets or returns the contents of a text area |
wrap | Sets or returns the value of the wrap attribute of a text area |
Teksarea-objekmetodes
Method | Description |
---|---|
select() | Selects the entire content of a text area |
Standaard eiendomme en geleenthede
Die Textarea-objek ondersteun ook die standaard eienskappe en gebeurtenisse .
Verwante bladsye
HTML-tutoriaal: HTML-vorms
HTML-verwysing: HTML <textarea>-merker