阻止用户在input框输入数字

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>

<div>
<input type="text" class="inp_xm_0">
</div>


<script src="JQuery-1.7.1-min.js"></script>
<script>
$('.inp_xm_0').keypress(function(e){
if(e.keyCode>=48&&e.keyCode<=57){
e.originalEvent.returnValue =false
}
});
</script>


</body>
</html>
原文地址:https://www.cnblogs.com/xushan03/p/15379814.html