<button>btn</button>
<script>
$("button").click(function () {
var myname="jac";
$.ajax({
type:"GET",
url:"x.php",
success:function (data) {
alert(myname);
},
error:function () {
alert("發(fā)生錯誤");
}
});
});
//在function(){}中success外定義的變量在success中能訪問到
</script>
<button>btn</button>
<script>
$("button").click(function () {
$.ajax({
type:"GET",
url:"x.php",
success:function (data) {
var myname="jac";
},
error:function () {
alert("發(fā)生錯誤");
}
});
alert(myname);
});
//在success里定義的變量在function(){}中訪問不到
</script>