<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="Generator" content="EditPlus®"> <meta name="Author" content=""> <meta name="Keywords" content=""> <meta name="Description" content=""> <title>任务</title> <link type="text/css" rel="stylesheet" href=""/> <script src="" type="text/javascript"></script> </head> <body> <?PHP if(isset($_POST['update']) && $_POST['update']){ $myfile = fopen("data.txt", "w") or die("Unable to open file!"); $txt = $_POST['con']; fwrite($myfile, $txt); fclose($myfile); header("Location:./index.php?".rand(0,999)); } ?> <style type="text/css"> .box{width:500px;margin:0px auto} </style> <div class="box"> <form method=post action="" name="" > <textarea style="font-size:14px;margin-top:10px;width:100%;height:400px;" name="con" id="content" ><?PHP echo file_get_contents("./data.txt"); ?></textarea><BR> <input type="submit" id="btn_save" style="width:300px;height:50px;background:blue;color:#fff" name="update" value="Update"><BR> </form> </div> <script language="javascript"> <!-- //ctrl + s 保存 document.onkeydown=function() { if (event.ctrlKey == true && event.keyCode == 83) {//Ctrl+S document.getElementById("btn_save").click(); event.returnvalue = false; return false; } } // 将光标放到最后一个字符 var sr=document.getElementById("content"); var len=sr.value.length; setSelectionRange(sr,len,len); //将光标定位到文本最后 function setSelectionRange(input, selectionStart, selectionEnd) { if (input.setSelectionRange) { input.focus(); input.setSelectionRange(selectionStart, selectionEnd); } else if (input.createTextRange) { var range = input.createTextRange(); range.collapse(true); range.moveEnd('character', selectionEnd); range.moveStart('character', selectionStart); range.select(); } } //\\=========== //--> </script> </body> </html>
php / js - > 实现一个简单的记事本
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