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php判断表达式中false在==前后的区别?

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Release: 2016-06-23 14:15:39
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false在==前后的区别


回复讨论(解决方案)

没有区别,习惯而已

没有区别,习惯而已
有人这样说:这个是为了解决逻辑判断错误的写法,如果false置前,但只写一个=号的情况下,不会出现语句错误!

正相反!如果写作 false = $a 会产生 Parse error: syntax error, unexpected '=' in 错误
而 $a = false 就不会

自己对自己就那么没信心?

嗯 我说反了。

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