????:<html><form> <input id="email" type="text"></form><p></p></html><script> $.post('check.p
<html>
<form>
<input id="email" type="text">
</form>
<p></p>
</html>
<script>
$.post('check.php',$('form).serialize(),function(){
})
</script>
通過ajax進行判斷
?? ???:查無此人?? ??:2019-04-27 17:39:02
???? ??:呃,就寫了個外部?內(nèi)部代碼不寫點嗎?繼續(xù)加油