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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
                # 記住用戶名功能 ~~~ <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <script type="text/javascript"> var nameObj=null; var ckObj =null; //1.點擊登錄按鈕,如果記住用戶名是選中的,應該記錄用戶名; //否則就不記錄。 //2.第二次再加載這個頁面,從localstrorg去讀取保存的值 function page_load() { nameObj=document.getElementById("name"); ckObj =document.getElementById("ck"); //1.加載時去從localstrorg去讀取保存的值 var nameValue=localStorage.getItem("username"); var ckValue=localStorage.getItem("flag"); //如果取出的值不為空 if(nameValue!=null) { nameObj.value=nameValue; } if(ckValue!=null) { ckObj.checked=true; } } function btn_click() { //1.判斷用戶登錄。登錄成功后,再記錄保存數據 //2.登錄成功后,再判斷是否勾選用戶名 //點擊按鈕,獲取用戶輸入的值 var pwdObj=document.getElementById("pwd"); var name=nameObj.value; var pwd=pwdObj.value; console.log(name+"-->"+pwd); //2.進行登錄的業務邏輯判斷 if(name=="李欣"&&pwd=="123456") { if(ckObj.checked) { //保存用戶姓名到本地緩存 localStorage.setItem("username",name); localStorage.setItem("flag",true); // //localStorage.removeItem() } //跳轉頁面 window.location.href="ch5.html"; } else{ window.alert("登錄失敗!"); nameObj.value=""; pwdObj.value=""; nameObj.autofocus=true; } } </script> </head> <body onload="page_load()" > <input type="text" id="name" placeholder="用戶姓名:" /> <p> <input type="text" id="pwd" placeholder="用戶密碼:" /> <p> <input id="ck" type="checkbox" name="ck" value="rember" />記住用戶名 <p> <button onclick="btn_click()">用戶登錄</button> </body> </html> ~~~
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                              哎呀哎呀视频在线观看