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rangelength( range )
Makes the element require a given value range.
Return false, if the element is
- some kind of text input and its length is too short or too long
- a set of checkboxes has not enough or too many boxes checked
- a select and has not enough or too many options selected
Works with text inputs.
Arguments:| range | Array<Integer> | |
|---|
| Value range required |
Examples:| Name | Type |
|---|
Makes "field" required and between 2 and 6 characters long.
$("#myform").validate({
rules: {
field: {
required: true,
rangelength: [2, 6]
}
}
});
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script src="http://code.jquery.com/jquery-latest.js"></script>
<script type="text/javascript" src="http://dev.jquery.com/view/trunk/plugins/validate/jquery.validate.js"></script>
<script type="text/javascript">
jQuery.validator.setDefaults({
debug: true,
success: "valid"
});;
</script>
<script>
$(document).ready(function(){
$("#myform").validate({
rules: {
field: {
required: true,
rangelength: [2, 6]
}
}
});
});
</script>
<style>#field { margin-left: .5em; float: left; }
#field, label { float: left; font-family: Arial, Helvetica, sans-serif; font-size: small; }
br { clear: both; }
input { border: 1px solid black; margin-bottom: .5em; }
input.error { border: 1px solid red; }
label.error {
background: url('http://dev.jquery.com/view/trunk/plugins/validate/demo/images/unchecked.gif') no-repeat;
padding-left: 16px;
margin-left: .3em;
}
label.valid {
background: url('http://dev.jquery.com/view/trunk/plugins/validate/demo/images/checked.gif') no-repeat;
display: block;
width: 16px;
height: 16px;
}
</style>
</head>
<body>
<form id="myform">
<label for="field">Required, minium length 2, maximum length 6: </label>
<input class="left" id="field" name="field" />
<br/>
<input type="submit" value="Validate!" />
</form>
</body>
</html>