<?php/**文件上传***///var_dump($_FILES);/*多文件上传处理$data=$_FILES['icon'];$name=$data['name'];if(is_array($name)){for($i=0;$i<count($name);$i++){echo$data['tmp_name'][$i].'<br/>';}}else{echo'单个文件上传';}*/$mimes=['p_w_picpath/jpeg','p_w_picpath/png','p_w_picpath/gif'];$suffixs=['jpg','jpeg','pjpeg','png','gif'];//var_dump(upload('icon',$mimes,$suffixs,'upload',true));functionupload($key,$mimes,$suffixs,$path=null,$rand_name=false){$data=$_FILES[$key];if($error=$data['error']){switch($error){caseUPLOAD_ERR_INI_SIZE:$msg='超过了upload_max_filesize的值';break;caseUPLOAD_ERR_FORM_SIZE:$msg='超过了表单中MAX_FILE_SIZE的值';break;caseUPLOAD_ERR_PARTIAL:$msg='部分文件上传';break;caseUPLOAD_ERR_NO_FILE:$msg='没有文件上传';break;caseUPLOAD_ERR_NO_TMP_DIR:$msg='没有找到临时目录';break;caseUPLOAD_ERR_CANT_WRITE:$msg='文件写入失败';break;}return['error'=>$error,'msg'=>$msg];}elseif($data['size']>pow(1024,2)*2){$msg='文件超过自定义的大小2M';return['error'=>0,'msg'=>$msg];}if(!in_array($data['type'],$mimes)){$msg='不支持的MIME';return['error'=>0,'msg'=>$msg];}$suffix=pathinfo($data['name'])['extension'];if(!in_array($suffix,$suffixs)){$msg='不支持的后缀名';return['error'=>0,'msg'=>$msg];}if(!is_uploaded_file($data['tmp_name'])){$msg='不是上传文件';return['error'=>0,'msg'=>$msg];}if($path){$path=rtrim($path,'/\\').'/';}else{$path='./';}$path.=date('Y/m/d').'/';if(!file_exists($path)){mkdir($path,0777,true);}if($rand_name){$name=uniqid().'.'.$suffix;}else{$name=$data['name'];}$pathname=$path.$name;if(move_uploaded_file($data['tmp_name'],$pathname)){return['error'=>200,'msg'=>$pathname];}else{$msg='上传失败';return['error'=>0,'msg'=>$msg];}}