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# System prepended metadata

title: JavaScript中by reference和by value的重要觀念

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# JavaScript中by reference和by value的重要觀念

[談談JavaScript中by reference和by value的重要觀念](https://pjchender.blogspot.com/2016/03/javascriptby-referenceby-value.html)
[深入探討 JavaScript 中的參數傳遞：call by value 還是 reference？ ](https://blog.techbridge.cc/2018/06/23/javascript-call-by-value-or-reference/)