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1.1     ! misho       1: --TEST--
        !             2: Test end() function : usage variations - Referenced variables
        !             3: --FILE--
        !             4: <?php
        !             5: /* Prototype  : mixed end(array $array_arg)
        !             6:  * Description: Advances array argument's internal pointer to the last element and return it 
        !             7:  * Source code: ext/standard/array.c
        !             8:  */
        !             9: 
        !            10: /*
        !            11:  * Test how the internal pointer is affected when two variables are referenced to each other
        !            12:  */
        !            13: 
        !            14: echo "*** Testing end() : usage variations ***\n";
        !            15: 
        !            16: $array1 = array ('zero', 'one', 'two');
        !            17: 
        !            18: echo "\n-- Initial position of internal pointer --\n";
        !            19: var_dump(current($array1));
        !            20: end($array1);
        !            21: 
        !            22: // Test that when two variables are referenced to one another
        !            23: // the internal pointer is the same for both
        !            24: $array2 = &$array1;
        !            25: echo "\n-- Position after calling end() --\n";
        !            26: echo "\$array1: ";
        !            27: var_dump(current($array1));
        !            28: echo "\$array2: ";
        !            29: var_dump(current($array2));
        !            30: ?>
        !            31: ===DONE===
        !            32: --EXPECTF--
        !            33: *** Testing end() : usage variations ***
        !            34: 
        !            35: -- Initial position of internal pointer --
        !            36: string(4) "zero"
        !            37: 
        !            38: -- Position after calling end() --
        !            39: $array1: string(3) "two"
        !            40: $array2: string(3) "two"
        !            41: ===DONE===