摘要: AJAX基础语法: var xhr = new XMLHttpRequest() xhr.open('GET','URL',true) xhr.send() xhr.onreadystatechange == function(){ if(xhr.readyState == 4 && xhr.sta 阅读全文
posted @ 2020-11-17 17:21 Treee 阅读(55) 评论(0) 推荐(0)