PHP recursively implements formatting of all json files

Divided into two, 1: Do not consider spaces in json data
2: Consider that the json file has spaces
<?php<br> /*<br> *time: December 3, 2016 16:42:46<br> *author:zhangchennyang<br> *Function: json file traversal compression<br> *<br> */<br> <br> header('content-type:text/html;charset=utf8');<br> fRename('../json'); //Use this method parameter to set the folder directory<br> function fRename($dirname)<br> {<br> If (!is_dir($dirname)) {<br> echo "{$dirname} is not a valid directory!";<br> exit();<br> }<br> $handle = opendir($dirname);<br> While (($fn = readdir($handle)) !== false) {<br> If ($fn != '.' && $fn != '..') {<br> <br>                                                                                                                                                                                                                                                                                                          . $curDir = $dirname . '/' . $fn;<br> <br>                       // echo "curDir = " . $curDir . "rn";<br>                  if (is_dir($curDir)) {<br>                                        fRename($curDir);<br>                     } else {<br> <br>                   $path = pathinfo($curDir);<br>                         //var_dump($curDir);<br>                   $file_type=$path['extension'];<br> If($file_type=='json'){<br> $ Str = File_get_Contents ($ Curdir); // Read the text based on the folder to obtain the string <br>                                                                                                                                                                                                                                                                                                          through                                                                                          <br> $ K_str = json_encode ($ arr); // The array convert it to a string <br>                             $statu=file_put_contents($curDir,$k_str);<br>                                                                           If($statu){ //Formatting successful<br>                       $time=date('y-m-d h:i:s'); //Execution time<br>                        $wenjian=$curDir;<br> $ok_= 'file' . $wenjian . '---time:' . $time.'-'.PHP_EOL;<br> file_put_contents('ok.txt',$ok_, FILE_APPEND);<br>                                                                                                                                                                                                                                                                                                                                             }else{<br>                         $time=date('y-m-d h:i:s'); //Execution time<br>                           $wenjian=$curDir;<br>                       $error_info= 'file' . $wenjian . '---time:' . $time.'-'.PHP_EOL; <br> file_put_contents('error.txt',$error_info, FILE_APPEND);<br>                     }<br>                                                                                                                                                                     }<br> <br>          }<br> <br> }<br> }<br> <br> <br> <br> //Remove spaces and other strings<br> /*function trimall($str){<br> $qian=array(" ","　","t","n","r");<br> $hou=array("","","","","");<br> Return str_replace($qian,$hou,$str); <br> <br> }*/<br> <br>