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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ~~~ <input type="text" id="email"> <script> /* 6-12數字@qq.com 395775347@qq.com /^ $/ ^-->以什么開頭 $-->以什么結尾 嚴格匹配時,頭尾必須加 */ var reg =/^\d{6,12}@qq\.com$/; var email = document.getElementById("email"); email.onchange = function(){ var value = this.value; if(!reg.test(value)){ alert("郵箱不合法") } } </script> ~~~
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                              哎呀哎呀视频在线观看