ajax+php+mysql更新

html代码

<input type="button" id="quxiao" class="quxiao" name="quxiao" value="取消">

<input type="hidden" id="oid" name="oid" value="<?php echo $v['oid'];?>"

js代码

<script type="text/javascript">

    $(document).ready(function(){

    $(".quxiao").each(function(){

    $(this).click(function(){

    quxiao($(this));

})

})

});

function quxiao(obj){

var oid = $("#oid").val();

$.ajax({

type:"post",

url:"xgkcg.php",

dataType:'json',

success:function(){

alert("成功取消订单！");

location.href=window.location.href;

}

})

}

</script>

　　xgkcg.php代码

<?php

	require_once("config.php");

	header('content-type:application/json');

	$oid=$_POST['oid'];

	//$oid=addcslashes($_POST['oid']);

	$sql="delete from `djs_shops_orders` where oid = '$oid'";

	$result = mysql_query($sql);

	if($result){

		return true;

	}else{

		return false;

	}

?>