wp_is_numeric_array

Determines if the variable is a numeric-indexed array.

Description

wp_is_numeric_array( (mixed) $data ); 

Parameters (1)

0. $data (mixed)
Variable to check.

Usage

  1. if ( !function_exists( 'wp_is_numeric_array' ) ) { 
  2.     require_once ABSPATH . WPINC . '/functions.php'; 
  3. } 
  4.   
  5. // Variable to check. 
  6. $data = null; 
  7.   
  8. // NOTICE! Understand what this does before running. 
  9. $result = wp_is_numeric_array($data); 
  10.     

Defined (1)

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

/wp-includes/functions.php  
  1. function wp_is_numeric_array( $data ) { 
  2.     if ( ! is_array( $data ) ) { 
  3.         return false; 
  4.     } 
  5.  
  6.     $keys = array_keys( $data ); 
  7.     $string_keys = array_filter( $keys, 'is_string' ); 
  8.     return count( $string_keys ) === 0; 
  9. }