plugin_basename

Gets the basename of a plugin.

Description

(string) plugin_basename( (string) $file );

This method extracts the name of a plugin from its filename.

Returns (string)

The name of a plugin.

Parameters (1)

0. $file (string): The filename of plugin.

Usage

if ( !function_exists( 'plugin_basename' ) ) { 
    require_once ABSPATH . WPINC . '/plugin.php'; 
} 
  
// The filename of plugin. 
$file = ''; 
  
// NOTICE! Understand what this does before running. 
$result = plugin_basename($file);

Defined (1)

The function is defined in the following location(s).

/wp-includes/plugin.php

function plugin_basename( $file ) { 
    global $wp_plugin_paths; 
 
    // $wp_plugin_paths contains normalized paths. 
    $file = wp_normalize_path( $file ); 
 
    arsort( $wp_plugin_paths ); 
    foreach ( $wp_plugin_paths as $dir => $realdir ) { 
        if ( strpos( $file, $realdir ) === 0 ) { 
            $file = $dir . substr( $file, strlen( $realdir ) ); 
        } 
    } 
 
    $plugin_dir = wp_normalize_path( WP_PLUGIN_DIR ); 
    $mu_plugin_dir = wp_normalize_path( WPMU_PLUGIN_DIR ); 
 
    $file = preg_replace('#^' . preg_quote($plugin_dir, '#') . '/|^' . preg_quote($mu_plugin_dir, '#') . '/#', '', $file); // get relative path from plugins dir 
    $file = trim($file, '/'); 
    return $file; 
}