1--TEST-- 2Test sizeof() function : usage variations - different array values for 'var' argument 3--FILE-- 4<?php 5/* Prototype : int sizeof($mixed var[, int $mode]) 6 * Description: Counts an elements in an array. If Standard PHP library is installed, 7 * it will return the properties of an object. 8 * Source code: ext/standard/basic_functions.c 9 * Alias to functions: count() 10 */ 11 12echo "*** Testing sizeof() : usage variations ***\n"; 13 14// get a resource variable 15$fp = fopen(__FILE__, "r"); 16 17echo "--- Testing sizeof() with different array values for 'var' argument ---\n"; 18 19// array containing different types of array values for 'var' argument 20$values = array ( 21 /* 1 */ array($fp, "resource" => $fp), 22 array(1, array(3, 4, array(6, array(8)))), 23 array("a" => 1, 'b' => 2, array( "c" =>3, array( "d" => 5))), 24 array(), 25 /* 5 */ array(1, 2, 3, 4), 26 array("Saffron", "White", "Green"), 27 array('saffron', 'white', 'green'), 28 array(1 => "Hi", 2 => "Hello" ), 29 array("color" => "red", "item" => "pen"), 30 /* 10 */ array('color' => 'red', 'item' => 'pen'), 31 array(TRUE => "red", FALSE => "pen" ), 32 array(false => 'red', true => 'pen' ), 33 array('color' => "red", "item" => 'pen', 1 => "Hi", "" => "Hello" ), 34 /* 14 */ array($fp, "resource1" => $fp, 'resource2' => $fp, array( $fp, 'type' => $fp) ) 35); 36 37// loop through each element of the values array for 'var' argument 38// check the working of sizeof() 39$counter = 1; 40for($i = 0; $i < count($values); $i++) 41{ 42 echo "-- Iteration $counter --\n"; 43 $var = $values[$i]; 44 45 echo "Default Mode: "; 46 var_dump( sizeof($var) ); 47 echo "\n"; 48 49 echo "COUNT_NORMAL Mode: "; 50 var_dump( sizeof($var, COUNT_NORMAL) ); 51 echo "\n"; 52 53 echo "COUNT_RECURSIVE Mode: "; 54 var_dump( sizeof($var, COUNT_RECURSIVE) ); 55 echo "\n"; 56 57 $counter++; 58} 59 60echo "Done"; 61?> 62--EXPECT-- 63*** Testing sizeof() : usage variations *** 64--- Testing sizeof() with different array values for 'var' argument --- 65-- Iteration 1 -- 66Default Mode: int(2) 67 68COUNT_NORMAL Mode: int(2) 69 70COUNT_RECURSIVE Mode: int(2) 71 72-- Iteration 2 -- 73Default Mode: int(2) 74 75COUNT_NORMAL Mode: int(2) 76 77COUNT_RECURSIVE Mode: int(8) 78 79-- Iteration 3 -- 80Default Mode: int(3) 81 82COUNT_NORMAL Mode: int(3) 83 84COUNT_RECURSIVE Mode: int(6) 85 86-- Iteration 4 -- 87Default Mode: int(0) 88 89COUNT_NORMAL Mode: int(0) 90 91COUNT_RECURSIVE Mode: int(0) 92 93-- Iteration 5 -- 94Default Mode: int(4) 95 96COUNT_NORMAL Mode: int(4) 97 98COUNT_RECURSIVE Mode: int(4) 99 100-- Iteration 6 -- 101Default Mode: int(3) 102 103COUNT_NORMAL Mode: int(3) 104 105COUNT_RECURSIVE Mode: int(3) 106 107-- Iteration 7 -- 108Default Mode: int(3) 109 110COUNT_NORMAL Mode: int(3) 111 112COUNT_RECURSIVE Mode: int(3) 113 114-- Iteration 8 -- 115Default Mode: int(2) 116 117COUNT_NORMAL Mode: int(2) 118 119COUNT_RECURSIVE Mode: int(2) 120 121-- Iteration 9 -- 122Default Mode: int(2) 123 124COUNT_NORMAL Mode: int(2) 125 126COUNT_RECURSIVE Mode: int(2) 127 128-- Iteration 10 -- 129Default Mode: int(2) 130 131COUNT_NORMAL Mode: int(2) 132 133COUNT_RECURSIVE Mode: int(2) 134 135-- Iteration 11 -- 136Default Mode: int(2) 137 138COUNT_NORMAL Mode: int(2) 139 140COUNT_RECURSIVE Mode: int(2) 141 142-- Iteration 12 -- 143Default Mode: int(2) 144 145COUNT_NORMAL Mode: int(2) 146 147COUNT_RECURSIVE Mode: int(2) 148 149-- Iteration 13 -- 150Default Mode: int(4) 151 152COUNT_NORMAL Mode: int(4) 153 154COUNT_RECURSIVE Mode: int(4) 155 156-- Iteration 14 -- 157Default Mode: int(4) 158 159COUNT_NORMAL Mode: int(4) 160 161COUNT_RECURSIVE Mode: int(6) 162 163Done 164