Php file Upload move_uploaded_file function

Source: Internet
Author: User
Tags http post php file php file upload

Move_uploaded_file (file, newloc) parameter description
File is required. Specifies the file to be moved.
Newloc is required. Specifies the new location of the file

The code is as follows: Copy code

<! Doctype html public "-// w3c // dtd xhtml 1.0 transitional // en" "">
<Html xmlns = "">
<Meta http-equiv = "content-type" content = "text/html; charset = gb2312"/>
<Title> php file upload function </title>


<Form enctype = "multipart/form-data" action = "upload. php" method = "post">
<Input type = "hidden" name = "max_file_size" value = "30000"/>
<Input name = "userfile" type = "file"/>
<Input type = "submit" value = "send file"/>

The code is as follows: Copy code
If ($ _ post)
If (uploadfile ("userfile "))
Echo 'file uploaded successfully ';
Echo 'file Upload failed ';
// The parameter $ file is the name of the foreground file control;
Function uploadfile ($ file)
$ Uploaddir = $ _ server ['document _ root']. '/ /';
$ File_name = $ uploaddir. rand (1,000000). ".". fileextend ($ _ files [$ file] ['name']);
If (move_uploaded_file ($ _ files [$ file] ['tmp _ name'], $ file_name ))
Return true;
Return false;

Tips and comments
Note: This function is only used for files uploaded through http post.

Note: If the target file already exists, it will be overwritten.

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