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PHP 中& & 与 || 的差别
- WBOYOriginal
- 2016-06-13 10:59:53651browse
PHP 中& & 与 || 的区别
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注意： & & 与 || ?的区别:
& ?与 ? | ?的特点：先执行两侧表达式，再判断；
&& ?与 ? || ?的特点：先执行左侧，再判断，需要时再执行右侧表达式。
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