javascript - Difference between instanceof and constructor property

Question

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

Is a instanceof b exactly equivalent to a.constructor === b? If not, what's the difference between the two?

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1 Answer

深蓝 · Answer 1 · 2021-10-17T03:06:50+0000

answered Oct 17, 2021 by 深蓝 (71.8m points)

No.

instanceof also checks for "inherited" constructors.

For more information, see the spec. (here and here)

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