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45 lines
928 B
PHP
45 lines
928 B
PHP
--TEST--
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Test array_unique() function : usage variations - array with reference variables
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--FILE--
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<?php
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/* Prototype : array array_unique(array $input)
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* Description: Removes duplicate values from array
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* Source code: ext/standard/array.c
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*/
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/*
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* Testing the functionality of array_unique() by passing
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* array having reference variables as values.
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*/
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echo "*** Testing array_unique() : array with reference variables for \$input argument ***\n";
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$value1 = 10;
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$value2 = "hello";
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$value3 = 0;
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$value4 = &$value2;
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// input array containing elements as reference variables
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$input = array(
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0 => 0,
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1 => &$value4,
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2 => &$value2,
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3 => "hello",
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4 => &$value3,
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5 => $value4
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);
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var_dump( array_unique($input, SORT_STRING) );
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echo "Done";
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?>
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--EXPECTF--
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*** Testing array_unique() : array with reference variables for $input argument ***
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array(2) {
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[0]=>
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int(0)
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[1]=>
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&%unicode|string%(5) "hello"
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}
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Done
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