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57 lines
1.3 KiB
PHP
57 lines
1.3 KiB
PHP
--TEST--
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Test reset() function : usage variations - Referenced variables
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--FILE--
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<?php
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/* Prototype : mixed reset(array $array_arg)
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* Description: Set array argument's internal pointer to the first element and return it
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* Source code: ext/standard/array.c
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*/
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/*
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* Reference two arrays to each other then call reset() to test position of
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* internal pointer in both arrays
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*/
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echo "*** Testing reset() : usage variations ***\n";
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$array1 = array ('zero', 'one', 'two');
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echo "\n-- Initial position of internal pointer --\n";
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var_dump(current($array1));
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// Test that when two variables are referenced to one another
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// the internal pointer is the same for both
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$array2 = &$array1;
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next($array1);
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echo "\n-- Position after calling next() --\n";
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echo "\$array1: ";
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var_dump(current($array1));
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echo "\$array2: ";
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var_dump(current($array2));
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echo "\n-- Position after calling reset() --\n";
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var_dump(reset($array1));
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echo "\$array1: ";
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var_dump(current($array1));
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echo "\$array2: ";
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var_dump(current($array2));
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?>
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===DONE===
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--EXPECTF--
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*** Testing reset() : usage variations ***
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-- Initial position of internal pointer --
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string(4) "zero"
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-- Position after calling next() --
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$array1: string(3) "one"
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$array2: string(3) "one"
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-- Position after calling reset() --
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string(4) "zero"
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$array1: string(4) "zero"
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$array2: string(4) "zero"
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===DONE===
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