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$a=$b和$a==$b 有什么区别
数据分析师2017-09-30 23:39:31
What is the difference between
= and ==? -PHP Chinese website Q&A-What is the difference between = and ==? -PHP Chinese website Q&A
Please watch and learn.
阿神2016-12-24 13:08:44
左边是将变量$b的值赋给$a。右边是判断$a和$b是否相等,返回的是个布尔类型的值。