In php, check whether a downloaded file with the same name already exists in the directory of the downloaded file.-1024programmer

Check in php whether an uploaded file with the same name already exists in the directory of the uploaded file

Check whether an uploaded file with the same name already exists in the directory where you uploaded the file

function searchFile($path,$file){
 $file_array=array(); //Storage array of file names
 $folder_array=array(); //Storage array of directory names
 $all_array=array(); //array to store all paths

 if(is_dir($path)){ //Check whether the file directory exists
 $H = @ opendir($path);
 while(false !== ($_file=readdir($H))){
 //Retrieve directory
 if(is_dir($path."/".$_file) && $_file != "." && $_file!=".." && $_file!=="Thumbs.db"){
 if(eregi('/'.$file,'/'.$_file)){
 array_push($folder_array,$path."/".$_file);
 }
 searchFile($path."/".$_file,$file);
 //Retrieve files
 }elseif(is_file($path."/".$_file) && $_file!="." && $_file!=".." && $_file!=="Thumbs.db"){
 echo $_file;
 echo '
';
 //$_file = auto_charset($_file,'utf-8','gbk');
 if(eregi('/'.$file,'/'.$_file)){
 array_push($file_array,$path."/".$_file);
 return 'yes'; //The file exists
 }
 }
 }
 //$this->all_array["folder"]=$this->folder_array;
 //$this->all_array["file"]=$this->file_array;
 closedir($H);
 return 'no'; //does not exist
 }elseif(is_file($path)){
 if(eregi($file,$path)){
 //$this->all_array["file"]=$path;
 return 'yes'; //The file exists
 } else {
 return 'no'; //The file does not exist
 }
 }else{
 return 'no'; //The file does not exist
 }
 }