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190 lines
2.6 KiB
PHP
190 lines
2.6 KiB
PHP
--TEST--
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Test array_diff() function : usage variations - array with different data types as values
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--FILE--
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<?php
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/* Prototype : array array_diff(array $arr1, array $arr2 [, array ...])
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* Description: Returns the entries of $arr1 that have values which are not
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* present in any of the others arguments.
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* Source code: ext/standard/array.c
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*/
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/*
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* Test how array_diff() compares indexed arrays containing different
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* data types as values in place of $arr1
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*/
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echo "*** Testing array_diff() : usage variations ***\n";
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// Initialise function arguments not being substituted (if any)
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$array = array(1, 2);
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//get an unset variable
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$unset_var = 10;
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unset ($unset_var);
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//get heredoc
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$heredoc = <<<END
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This is a heredoc
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END;
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//array of values to iterate over
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$values = array(
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/*1*/"empty array" => array(),
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/*2*/
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"int" => array(
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// int data
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0,
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1,
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12345,
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-2345),
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/*3*/
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"float" => array(
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// float data
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10.5,
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-10.5,
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12.3456789000e10,
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12.3456789000E-10,
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.5),
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/*4*/
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"null" => array(
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// null data
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NULL,
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null),
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/*5*/
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"boolean" => array(
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// boolean data
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true,
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false,
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TRUE,
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FALSE),
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/*6*/
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"empty" => array(
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// empty data
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"",
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''),
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/*7*/
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"string" => array(
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// string data
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"string",
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'string',
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$heredoc),
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/*8*/
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"binary" => array(
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// binary data
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b"binary",
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(binary)"binary"),
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/*9*/
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"undefined" => array(
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// undefined data
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@$undefined_var),
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/*10*/
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"unset" => array(
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// unset data
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@$unset_var)
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);
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// loop through each element of the array for arr1
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$iterator = 1;
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foreach($values as $value) {
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echo "\n Iteration: $iterator \n";
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var_dump( array_diff($value, $array) );
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$iterator++;
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};
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echo "Done";
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?>
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--EXPECTF--
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*** Testing array_diff() : usage variations ***
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Iteration: 1
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array(0) {
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}
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Iteration: 2
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array(3) {
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[0]=>
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int(0)
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[2]=>
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int(12345)
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[3]=>
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int(-2345)
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}
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Iteration: 3
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array(5) {
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[0]=>
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float(10.5)
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[1]=>
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float(-10.5)
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[2]=>
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float(123456789000)
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[3]=>
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float(1.23456789E-9)
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[4]=>
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float(0.5)
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}
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Iteration: 4
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array(2) {
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[0]=>
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NULL
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[1]=>
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NULL
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}
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Iteration: 5
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array(2) {
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[1]=>
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bool(false)
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[3]=>
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bool(false)
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}
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Iteration: 6
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array(2) {
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[0]=>
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string(0) ""
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[1]=>
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string(0) ""
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}
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Iteration: 7
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array(3) {
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[0]=>
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string(6) "string"
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[1]=>
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string(6) "string"
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[2]=>
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string(17) "This is a heredoc"
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}
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Iteration: 8
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array(2) {
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[0]=>
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string(6) "binary"
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[1]=>
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string(6) "binary"
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}
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Iteration: 9
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array(1) {
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[0]=>
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NULL
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}
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Iteration: 10
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array(1) {
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[0]=>
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NULL
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}
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Done
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