Question

注册时如果两次输入密码不一样会给提示的代码怎么写

用javascript

Answer 1

<form onsubmit="return checkPW()">
<input id="P1" name="P1" type="text">
<input id="P2" name="P2" type="text">
<input type="submit" value="提交">
</form>
<script>
function checkPW(){
P1=document.getElementById("P1").value;
P2=document.getElementById("P2").value;
if (P1!=P2){
alert("两次输入密码不一致");
return false;
}
return true;
}
</script>

Answer 2

两次输入密码怎么输入