1--TEST-- 2Test array_rand() function : basic functionality - array with default keys 3--FILE-- 4<?php 5/* Prototype : mixed array_rand(array $input [, int $num_req]) 6 * Description: Return key/keys for random entry/entries in the array 7 * Source code: ext/standard/array.c 8*/ 9 10/* 11 * Test array_rand() when array with default keys is passed to 'input' argument 12*/ 13 14echo "*** Testing array_rand() : array with default keys ***\n"; 15 16 17// Initialise the 'input' and 'num_req' variables 18$input = array(10, 20, 30, 40, 50, 60, 70); 19$num_req = 6; 20 21// Calling array_rand() with optional argument 22echo"\n-- with all default and optional arguments --\n"; 23var_dump( array_rand($input,$num_req) ); 24 25// Calling array_rand() with default arguments 26echo"\n-- with default argument --\n"; 27var_dump( array_rand($input) ); 28 29echo "Done"; 30?> 31--EXPECTF-- 32*** Testing array_rand() : array with default keys *** 33 34-- with all default and optional arguments -- 35array(%d) { 36 [0]=> 37 int(%d) 38 [1]=> 39 int(%d) 40 [2]=> 41 int(%d) 42 [3]=> 43 int(%d) 44 [4]=> 45 int(%d) 46 [5]=> 47 int(%d) 48} 49 50-- with default argument -- 51int(%d) 52Done 53 54