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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
                1. 創建一個名為test的目錄,在目錄中創建一個a.txt的文件并且項文件中寫入"Hello World!",用兩種方法。 方法1: ~~~ $rootDir = '.'; $newDir = $rootDir.'/ztest'; $filePath = $newDir.'/a.txt'; $makeDirResult = mkdir($newDir); if($makeDirResult){ $fileHandler = @fopen($filePath,'wb+'); fwrite($fileHandler,'Hello World!'); fclose($fileHandler); }else{ echo '目錄創建失敗'; } ~~~ 方法2: ~~~ $rootDir = '.'; $newDir = $rootDir.'/ztest'; $filePath = $newDir.'/a.txt'; $makeDirResult = mkdir($newDir); if($makeDirResult){ file_put_contents($filePath,'Hello World',FILE_APPEND); } ~~~ 2. 返回文件從X行到Y行的內容 方法1: ~~~ function getContentFromFile($file,$startLine,$endLine){ $content = ''; if(file_exists($file)){ $fileHandler = @fopen($file,'rb'); $i = 1; while (!feof($fileHandler)){ if($i>=$startLine && $i<=$endLine){ $content .= fgets($fileHandler); }else{ fgets($fileHandler); } $i++; } fclose($fileHandler); } return $content; } ~~~ 方法2: ~~~ function getContentFromFile($file,$startLine,$endLine){ $content = ''; $fileObject = new SplFileObject($file); $fileObject->seek($startLine-1); $count = $endLine - $startLine; for($i = 0;$i<=$count;$i++){ $content .= $fileObject->current(); $fileObject->next(); } return $content; } ~~~
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