1--TEST-- 2Test array_push() function : usage variations - array keys are different data types 3--FILE-- 4<?php 5/* 6 * Pass array_push arrays where the keys are different data types. 7 */ 8 9echo "*** Testing array_push() : usage variations ***\n"; 10 11// Initialise function arguments not being substituted 12$var = 'value'; 13 14//get an unset variable 15$unset_var = 10; 16unset ($unset_var); 17 18// heredoc string 19$heredoc = <<<EOT 20hello world 21EOT; 22 23// arrays of different data types as keys to be passed to $stack argument 24$inputs = array( 25 26 // int data 27/*1*/ 'int' => array( 28 0 => 'zero', 29 1 => 'one', 30 12345 => 'positive', 31 -2345 => 'negative', 32 ), 33 34 // float data 35/*2*/ 'float' => array( 36 10.5 => 'positive', 37 -10.5 => 'negative', 38 .5 => 'half', 39 ), 40 41 'extreme floats' => array( 42 12.3456789000e10 => 'large', 43 12.3456789000E-10 => 'small', 44 ), 45 46 // null data 47/*3*/ 'null uppercase' => array( 48 NULL => 'null 1', 49 ), 50 'null lowercase' => array( 51 null => 'null 2', 52 ), 53 54 // boolean data 55/*4*/ 'bool lowercase' => array( 56 true => 'lowert', 57 false => 'lowerf', 58 ), 59 'bool uppercase' => array( 60 TRUE => 'uppert', 61 FALSE => 'upperf', 62 ), 63 64 // empty data 65/*5*/ 'empty double quotes' => array( 66 "" => 'emptyd', 67 ), 68 'empty single quotes' => array( 69 '' => 'emptys', 70 ), 71 72 // string data 73/*6*/ 'string' => array( 74 "stringd" => 'stringd', 75 'strings' => 'strings', 76 $heredoc => 'stringh', 77 ), 78 79 // undefined data 80/*8*/ 'undefined' => array( 81 @$undefined_var => 'undefined', 82 ), 83 84 // unset data 85/*9*/ 'unset' => array( 86 @$unset_var => 'unset', 87 ), 88); 89 90// loop through each sub-array of $inputs to check the behavior of array_push() 91$iterator = 1; 92foreach($inputs as $key => $input) { 93 echo "\n-- Iteration $iterator : $key data --\n"; 94 echo "Before : "; 95 var_dump(count($input)); 96 echo "After : "; 97 var_dump( array_push($input, $var) ); 98 $iterator++; 99}; 100 101echo "Done"; 102?> 103--EXPECT-- 104*** Testing array_push() : usage variations *** 105 106-- Iteration 1 : int data -- 107Before : int(4) 108After : int(5) 109 110-- Iteration 2 : float data -- 111Before : int(3) 112After : int(4) 113 114-- Iteration 3 : extreme floats data -- 115Before : int(2) 116After : int(3) 117 118-- Iteration 4 : null uppercase data -- 119Before : int(1) 120After : int(2) 121 122-- Iteration 5 : null lowercase data -- 123Before : int(1) 124After : int(2) 125 126-- Iteration 6 : bool lowercase data -- 127Before : int(2) 128After : int(3) 129 130-- Iteration 7 : bool uppercase data -- 131Before : int(2) 132After : int(3) 133 134-- Iteration 8 : empty double quotes data -- 135Before : int(1) 136After : int(2) 137 138-- Iteration 9 : empty single quotes data -- 139Before : int(1) 140After : int(2) 141 142-- Iteration 10 : string data -- 143Before : int(3) 144After : int(4) 145 146-- Iteration 11 : undefined data -- 147Before : int(1) 148After : int(2) 149 150-- Iteration 12 : unset data -- 151Before : int(1) 152After : int(2) 153Done 154