看php程序:
- <?php
- $a = "1";
- $b = '1';
- $c = 1;
-
- if($a == $b && $b == $c)
- {
- echo "yes1\n";
- }
-
- if($a === $b)
- {
- echo "yes2\n";
- }
-
- if($b === $c)
- {
- echo "yes3\n";
- }
- ?>
结果:
yes1
yes2
和前面说过的js一致哈。

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