---

<?php
$filename = "test.txt"; 
if (file_exists($filename)) { echo "写入成功！<br>";
    // "w" 表示以写入模式打开文件 
$file = fopen($filename, "a") or die("Unable to open file!");
$txt = $name;
$txt1 = "\r\n";
// 需要写入的数据 
fwrite($file, $txt); 
fwrite($file, $txt1); 
fclose($file); 
         } else {
 echo "文件不存在，已新建成功！<br>";
$filename = "test.txt"; 
// 文件名 
// "w" 表示以写入模式打开文件 
$file = fopen($filename, "w") or die("Unable to open file!");
$txt = "写入第一条\r\n";
// 需要写入的数据 
$txt1 = "写入第二条\r\n"; 
$txt2 = "写入第三条1\r\n"; 
fwrite($file, $txt); 
fwrite($file, $txt1); 
fwrite($file, $txt2);
 fclose($file); 
 }
 $lines = file('test.txt'); foreach($lines as $line){ echo $line."<br>"; }
 
?>








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