PHP rename() Function: Syntax, Parameters, Return Values, Examples, and Usage Notes
This article explains PHP's rename() function, covering its syntax, parameters, return values, practical code examples for renaming files and directories, and important usage considerations such as permissions and error handling in PHP projects.
In PHP, the rename() function is used to rename files or directories, providing a straightforward way to change their names by specifying the source and target names.
Syntax
bool rename ( string $source , string $target )Parameters
$source : required, the name of the source file or directory.
$target : required, the name of the destination file or directory.
Return Value
Returns TRUE on success and FALSE on failure.
Examples
Renaming a file:
This script attempts to rename old_file.txt to new_file.txt and outputs a success or failure message.
Renaming a directory:
The example shows how to rename a directory and report the result.
Notes
The rename() function may be limited by file system permissions; ensure you have sufficient rights. If the source file or directory does not exist, rename() returns FALSE .
Summary
The rename() function is a powerful PHP tool for renaming files or directories by specifying source and target names, and the provided examples demonstrate its usage in typical PHP projects.
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