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68 lines
1018 B
PHP
68 lines
1018 B
PHP
--TEST--
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Pass same variable by ref and by value (PHP7).
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--FILE--
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<?php
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function valRef($x, &$y) {
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var_dump($x, $y);
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var_dump(func_get_args());
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$x = 'changed.x';
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$y = 'changed.y';
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var_dump(func_get_args());
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}
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function refVal(&$x, $y) {
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var_dump($x, $y);
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var_dump(func_get_args());
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$x = 'changed.x';
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$y = 'changed.y';
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var_dump(func_get_args());
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}
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echo "\n\n-- Val, Ref --\n";
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$a = 'original.a';
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valRef($a, $a);
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var_dump($a);
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echo "\n\n-- Ref, Val --\n";
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$b = 'original.b';
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refVal($b, $b);
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var_dump($b);
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?>
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--EXPECT--
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-- Val, Ref --
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string(10) "original.a"
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string(10) "original.a"
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array(2) {
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[0]=>
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string(10) "original.a"
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[1]=>
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string(10) "original.a"
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}
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array(2) {
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[0]=>
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string(9) "changed.x"
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[1]=>
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string(9) "changed.y"
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}
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string(9) "changed.y"
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-- Ref, Val --
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string(10) "original.b"
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string(10) "original.b"
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array(2) {
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[0]=>
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string(10) "original.b"
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[1]=>
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string(10) "original.b"
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}
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array(2) {
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[0]=>
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string(9) "changed.x"
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[1]=>
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string(9) "changed.y"
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}
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string(9) "changed.x"
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