<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>中英文匹配判断</title>
</head>
<body>
<form action="" onsubmit="dosubmit()">
<input type="text" id="name">
<input type="submit" value="匹配">
</form>
<script>
function dosubmit(){
var name = document.getElementById(‘name‘).value;
if(/^[0-9A-Za-z\u4E00-\u9FFF]+$/.test(name)){
alert(‘你输入的是中英文和数字‘);
}else{
alert(‘你输入的不是中英文和数字‘);
}
if(name.match(/^[0-9A-Za-z\u4E00-\u9FFF]+$/)!=null){
//用正则替换字符串
alert(name.replace(/^(5201314)$/, ‘我爱你一生一世‘));
}else{
alert(‘你输入的不是中英文和数字‘);
}
return false;
}
</script>
</body>
</html>
时间： 2024-12-15 09:42:36