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run code in 150+ php & hhvm versions
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<?php /* $a = '0xf'; $b = '15'; $c = 15; var_dump('Vars', $a, $b, $c); var_dump('EQ', $a == $b, $a == $c, $b == $c); */ test('pie', function($a){return $a;}); test('pie', function($a){return $a == 15;}); test('pie', function($a){return is_int($a);}); test('pie', function($a){return (int)$a;}); function test($label, $lambda){ static $a = ['hex' => '0xf', 'str' => '15', 'int' => 15]; echo $label; foreach($a AS $k=>$v) { echo " $k => "; var_export($lambda($v)); } echo "\n"; }
based on 5CqkA
Output for 7.0.0 - 7.1.0
pie hex => '0xf' str => '15' int => 15 pie hex => false str => true int => true pie hex => false str => false int => true pie hex => 0 str => 15 int => 15
Output for 5.4.0 - 5.6.28
pie hex => '0xf' str => '15' int => 15 pie hex => true str => true int => true pie hex => false str => false int => true pie hex => 0 str => 15 int => 15
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/M8LPu on line 18
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/M8LPu on line 12
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/M8LPu on line 12
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/M8LPu on line 12
Process exited with code 255.