在表单脚本中禁用“输入”键

Posted 2021-02-26

<script type="text/javascript">
 
/***********************************************
* Disable "Enter" key in Form script- By Nurul Fadilah([email protected])
* This notice must stay intact for use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/
 
function handleEnter (field, event) {
		var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
		if (keyCode == 13) {
			var i;
			for (i = 0; i < field.form.elements.length; i++)
				if (field == field.form.elements[i])
					break;
			i = (i + 1) % field.form.elements.length;
			field.form.elements[i].focus();
			return false;
		} 
		else
		return true;
	}      
 
</script>
 
<!-- html -->
<form>
<input type="text" onkeypress="return handleEnter(this, event)"><br>
<input type="text" onkeypress="return handleEnter(this, event)"><br>
<textarea>Some text</textarea>
</form>