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e2c8ab7c33
debug_zval_dump() currently prints refcount 1 for interned strings and arrays, which does not really reflect the truth. These values are not refcounted, so the refcount is misleading. Instead print an "interned" tag. Closes GH-6598.
224 lines
2.4 KiB
PHP
224 lines
2.4 KiB
PHP
--TEST--
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Bug #25708 (extract($GLOBALS, EXTR_REFS) mangles $GLOBALS)
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--FILE--
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<?php
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function foo($ref, $alt) {
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unset($GLOBALS['a']);
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unset($GLOBALS['b']);
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$GLOBALS['a'] = 1;
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$GLOBALS['b'] = 2;
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$org_a = $GLOBALS['a'];
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$org_b = $GLOBALS['b'];
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if ($ref) {
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global $a, $b;
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} else {
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/* zval temp_var(NULL); // refcount = 1
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* a = temp_var[x] // refcount = 2
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*/
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$a = NULL;
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$b = NULL;
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}
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var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']);
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echo "--\n";
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if ($alt) {
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$a = &$GLOBALS['a'];
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$b = &$GLOBALS['b'];
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} else {
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extract($GLOBALS, EXTR_REFS);
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}
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var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']);
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echo "--\n";
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$a = &$GLOBALS['a'];
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$b = &$GLOBALS['b'];
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var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']);
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echo "--\n";
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$GLOBALS['b'] = 3;
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var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']);
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echo "--\n";
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$a = 4;
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var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']);
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echo "--\n";
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$c = $b;
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var_dump($b, $GLOBALS['b'], $c);
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echo "--\n";
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$b = 'x';
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var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b'], $c);
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echo "--\n";
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var_dump($org_a, $org_b);
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echo "----";
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if ($ref) echo 'r';
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if ($alt) echo 'a';
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echo "\n";
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}
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$a = 'ok';
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$b = 'ok';
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$_a = $a;
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$_b = $b;
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foo(false, true);
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foo(true, true);
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foo(false, false);
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foo(true, false);
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var_dump($_a, $_b);
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?>
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--EXPECT--
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NULL
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NULL
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int(1)
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int(2)
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--
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(3)
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int(1)
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int(3)
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--
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int(4)
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int(3)
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int(4)
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int(3)
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--
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int(3)
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int(3)
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int(3)
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--
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int(4)
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string(1) "x"
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int(4)
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string(1) "x"
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int(3)
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--
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int(1)
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int(2)
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----a
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(3)
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int(1)
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int(3)
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--
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int(4)
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int(3)
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int(4)
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int(3)
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--
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int(3)
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int(3)
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int(3)
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--
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int(4)
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string(1) "x"
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int(4)
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string(1) "x"
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int(3)
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--
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int(1)
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int(2)
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----ra
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NULL
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NULL
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int(1)
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int(2)
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--
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(3)
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int(1)
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int(3)
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--
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int(4)
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int(3)
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int(4)
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int(3)
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--
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int(3)
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int(3)
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int(3)
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--
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int(4)
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string(1) "x"
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int(4)
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string(1) "x"
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int(3)
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--
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int(1)
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int(2)
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----
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(2)
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int(1)
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int(2)
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--
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int(1)
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int(3)
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int(1)
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int(3)
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--
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int(4)
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int(3)
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int(4)
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int(3)
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--
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int(3)
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int(3)
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int(3)
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--
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int(4)
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string(1) "x"
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int(4)
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string(1) "x"
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int(3)
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--
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int(1)
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int(2)
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----r
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string(2) "ok"
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string(2) "ok"
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