Thinkphp a key to clear the cache method code

Get the absolute path of directories and directories to be clear Public Function cache () { The foreground is submitted using Ajax get method, judging by if ($_post[' type ']) { Get the value passed over $type =$_post[' type ']; To cut the passed value, I cut it with "-" $name =explode ('-', $type); The number of strips to be cut to facilitate the loop below $count =count ($name); Loop calls the above method for ($i =0; $i < $count; $i + +) { Get the absolute path to the file $abs _dir=dirname (DirName (DirName (dirname (__file__))); Combining paths $pa = $abs _dir. ' Indexruntime '; $runtime = $abs _dir. ' indexruntime~runtime.php '; if (file_exists ($runtime))//Determine if the file exists { Unlink ($runtime);//File deletion } method to invoke all files under Delete folder $this->rmfile ($pa, $name [$i]); } Give a hint $this->ajaxreturn (1, ' clear Success ', 1); }else{ $this->display (); } } Public Function Rmfile ($path, $fileName) {//Delete execution method Remove spaces $path = Preg_replace ('/(/) {2,}|{} {1,}/', '/', $path); Get the full Catalog $path. = $fileName; Determine if this file is a file directory if (Is_dir ($path)) { Open File if ($dh = Opendir ($path)) { Traverse file Directory Name while (($file = Readdir ($DH)) = = False) { Delete them individually Unlink ($path. $file); } Close File Closedir ($DH); } } } Copy Code Front page Section code: Copy Code

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