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PHP中的一个比较问题

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Release： 2016-06-06 20:32:16
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false相当于0
true相当于1
为什么在PHP中 判断true

回复内容：

false相当于0
true相当于1
为什么在PHP中 判断true

不同类型是不能比较的，如果是强比较的话，PHP内部会把2强转成布尔型true，所有2是等于true.

因为PHP是弱类型，比较的时候两个参数要转换成相同类型，所以true 很明显不成立

你需要这个 PHP 类型比较表 和 类型转换的判别

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