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java软件工程师学php - 3. 恒等式===

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Release： 2016-06-13 13:10:59
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java程序员学php - 3. 恒等式===
3 == '3' ? true
3 === '3' ? False. 两边的值相等且类型相等，才叫恒等，比如3===3

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