$.ajax({
type: "post",
url: 'http://127.*.*.*/test.php',
data: 'name=john',
dataType: "json",
})
$a=$_POST[name];
$con=mysqli_connect('localhost', 'root', '******');
mysqli_select_db($con,'test);
$sql="INSERT INTO testsjb (name) values ($a)";
mysqli_query($con,$sql);
$uid=mysqli_insert_id($con);
echo $uid;
经测试$a如果是普通字符串就可以插入成功,一旦换成POST就不行了~