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php Rename Change file and folder names_PHP tutorial
- WBOYOriginal
- 2016-07-21 15:29:101186browse
The command format is:
bool rename (string oldname, string newname [, resource context])
The following demonstrates the specific application of rename:
The file location is as shown in the figure: 
Purpose: 1. Rename cache.txt to rename.txt;
2. Rename cache2.txt to cache3.txt
3. Rename the html directory to cache
4. Move the file directory to the html directory (Renaming can be achieved)
Code implementation (with errors):
Copy code The code is as follows:
$file = "html/cache.txt";
$rename = "html/rename.txt";
if(rename($file,$rename)){
echo "Rename Success";
}else{
echo "Rename failed";
}
rename("html/cache2","html/cache3.txt");
rename("html" ,"cache");
rename("file","html/files");
?>
Common error analysis:
Check the syntax and there is no problem; after checking, the file directory does not exist, causing an error. More files were compiled successfully
This error is small but fatal.
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