The HTML Attribute reference.
"onchange" - html Event
- The onchange event occurs when a control loses the input focus and its value has been modified since gaining focus.
Value(s): One or more script statements each ended with a semicolon.
Event "onchange" example:
Used in the element(s):
<html>
<body>
<form name="myform" action="http://www.google.com/search">
<input type="text" name="q" value="w3c"
onfocus="this.value='w3c';"
onchange="alert(this.type+' lost focus and have been changed')"/>
Focus test:
<input type="checkbox"
onfocus="document.myform.q.value=this.type+' in focus';"
onblur="alert(this.type+' lost focus')"/>
<button id="mybutton" title="Show on goggle"
type="submit" value="Search">
Search google</button>
</form>
</body>
</html>
Elements | Description |
---|---|
input | This element defines a form control for the user to enter input. |
select | This element defines a form control for the selection of options. It is is most useful within a FORM. |
textarea | This element is used in forms to get multiple lines of text from the user. |
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