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實例代碼( Tip: 登錄后體驗更佳 )
<?php
$x=100;
$y="100";
var_dump($x == $y); // returns true because values are equal
echo "<br />";
var_dump($x === $y); // returns false because types are not equal
echo "<br />";
var_dump($x != $y); // returns false because values are equal
echo "<br />";
var_dump($x !== $y); // returns true because types are not equal
echo "<br />";
$a=50;
$b=90;
var_dump($a > $b);
echo "<br />";
var_dump($a <$b);
?>
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運行結(jié)果