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Duplicate of Javascript === vs == : Does it matter which "equal" operator I use?

2019年02月24日59分29秒

visit this stackoverflow.com/questions/523643/…, it is somehow related to your question...

2019年02月24日59分29秒

You can always check the latest official standard for EcmaScript, ECMA-262, 5th Edition. EcmaScript is the basic language of what is commercialized as JavaScript (browsers), ActionScript (Adobe Flash), etc.

2019年02月24日59分29秒