PHP File Upload example

1. upload. php

<! Doctype html "-// W3C // dtd html 4.01 Transitional // EN"> 
<? = ['Username' = ['fileintro' = ['myfile'] ['SIZE' (> 2*1024*1024 "<script type = 'text/javascript '> window. alert ('file cannot exceed 2 Ms') </script> "= ['myfile'] ['type '(! = "Image/jpeg "&&! = "Image/pjpeg" "the file type can only be jpg" (['myfile'] ['tmp _ name' = ['myfile'] ['tmp _ name' = ['document _ root']. "/file/up /". (! (= ['Myfile'] ['name' =. "/". (). (1,1000 ). (,(,". "(, (" UTF-8 "," gb2312 "," "['myfile'] ['name']. "Upload successful" "Upload Failed" "Upload Failed"?>
<? ;; -> Upload_name = ['myfile'] ['name'-> upload_tmp_path = ['myfile'] ['tmp _ name'-> file_size = ['myfile'] ['size '-> file_type = ['myfile'] ['type'-> allow_file_type = ('jpeg ', 'jpg ', 'png', 'gif', 'bmp ', 'Doc', 'zip', 'rar ', 'txt', 'wps', 'xlsx ', 'ppt '-> file_save_path = ['document _ root']. "/file/up/" upload_file (-> file_size> 2*1024*1024 "<script type = 'text/javascript '> window. alert ('file cannot exceed 2 Ms') </script> "=-> getFileExt (-> (! (,-> "Incorrect Upload File Type format" (-> =-> file_save_path .(! (=. "/". (). (1,1000 ). (-> upload_name, (-> upload_name ,". "(-> upload_tmp_path, (" UTF-8 "," gb2312 "," "-> upload_name. "Upload successful" "Upload Failed" "Upload Failed" getFileExt (= (["extension"?>