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run code in 300+ PHP versions simultaneously
<?php $a = 10000; $b = 11111; $c = $a & $b; $r = $a ^ $b; var_dump(decbin($a), decbin($b), decbin($c), decbin($r), '---'); while ($c) { $shift = $c << 1; $c = $r & $shift; $r ^= $shift; var_dump(decbin($s), decbin($c), decbin($r), '---'); } var_dump($r);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(14) "10011100010000" string(14) "10101101100111" string(14) "10001100000000" string(12) "110001110111" string(3) "---" Warning: Undefined variable $s in /in/rhUud on line 15 Deprecated: decbin(): Passing null to parameter #1 ($num) of type int is deprecated in /in/rhUud on line 15 string(1) "0" string(11) "10000000000" string(15) "100101001110111" string(3) "---" Warning: Undefined variable $s in /in/rhUud on line 15 Deprecated: decbin(): Passing null to parameter #1 ($num) of type int is deprecated in /in/rhUud on line 15 string(1) "0" string(12) "100000000000" string(15) "100001001110111" string(3) "---" Warning: Undefined variable $s in /in/rhUud on line 15 Deprecated: decbin(): Passing null to parameter #1 ($num) of type int is deprecated in /in/rhUud on line 15 string(1) "0" string(1) "0" string(15) "101001001110111" string(3) "---" int(21111)
Output for 8.0.0 - 8.0.30
string(14) "10011100010000" string(14) "10101101100111" string(14) "10001100000000" string(12) "110001110111" string(3) "---" Warning: Undefined variable $s in /in/rhUud on line 15 string(1) "0" string(11) "10000000000" string(15) "100101001110111" string(3) "---" Warning: Undefined variable $s in /in/rhUud on line 15 string(1) "0" string(12) "100000000000" string(15) "100001001110111" string(3) "---" Warning: Undefined variable $s in /in/rhUud on line 15 string(1) "0" string(1) "0" string(15) "101001001110111" string(3) "---" int(21111)
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
string(14) "10011100010000" string(14) "10101101100111" string(14) "10001100000000" string(12) "110001110111" string(3) "---" Notice: Undefined variable: s in /in/rhUud on line 15 string(1) "0" string(11) "10000000000" string(15) "100101001110111" string(3) "---" Notice: Undefined variable: s in /in/rhUud on line 15 string(1) "0" string(12) "100000000000" string(15) "100001001110111" string(3) "---" Notice: Undefined variable: s in /in/rhUud on line 15 string(1) "0" string(1) "0" string(15) "101001001110111" string(3) "---" int(21111)
Output for 7.3.32 - 7.3.33
string(14) "10011100010000" string(14) "10101101100111" string(14) "10001100000000" string(12) "110001110111" string(3) "---" string(1) "0" string(11) "10000000000" string(15) "100101001110111" string(3) "---" string(1) "0" string(12) "100000000000" string(15) "100001001110111" string(3) "---" string(1) "0" string(1) "0" string(15) "101001001110111" string(3) "---" int(21111)
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
string(14) "10011100010000" string(14) "10101101100111" string(14) "10001100000000" string(12) "110001110111" string(3) "---" Notice: Undefined variable: s in /in/rhUud on line 15 string(1) "0" string(11) "10000000000" string(15) "100101001110111" string(3) "---" Notice: Undefined variable: s in /in/rhUud on line 15 string(1) "0" string(12) "100000000000" string(15) "100001001110111" string(3) "---" Notice: Undefined variable: s in /in/rhUud on line 15 string(1) "0" string(1) "0" string(15) "101001001110111" string(3) "---" int(21111)
preferences:
244 ms | 403 KiB | 310 Q