ptarjan
23 linhas
732 B
PHP
23 linhas
732 B
PHP
<?php
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function main() {
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$arr = array(null, false, true, 0, 1, 2, -1, "", "0", "0.0", "1", "1.0",
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"2", "2.0", "-1", "-1.0", "-0", "-0.0", "a", "\000", "a\000",
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"b\000", "\000a", "\000b", "0\000");
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foreach ($arr as $left) {
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foreach ($arr as $right) {
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echo "left: " . var_dump($left);
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echo "right: " . var_dump($right);
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echo "== "; echo $left == $right ? "true\n" : "false\n";
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echo "!= "; echo $left != $right ? "true\n" : "false\n";
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echo "=== "; echo $left === $right ? "true\n" : "false\n";
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echo "!== "; echo $left !== $right ? "true\n" : "false\n";
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echo "xor "; echo ($left xor $right) ? "true\n" : "false\n";
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echo "\n";
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}
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}
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}
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main();
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