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This article mainly shows you "how to use objects to replace switch and if in js", the content is easy to understand, clear, hope to help you solve your doubts, the following let the editor lead you to study and learn "how to use objects in js to replace switch and if" this article.

Replace switch / if with objects

Public content: let a = 'VIP' scene 1if (a =' VIP') {return 1} else if (a = 'SVIP') {return 2} scene 2switch (a) {case' VIP' return 1 break case 'SVIP' return 2 break} scene 3let obj = {VIP: 1, SVIP: 2}

This only provides a way, the specific use of the scene or you have to judge. One of the scenarios I use more often is the Chinese meaning of state mapping. For example, the payment status usually obtains a value of 1,2magin3, 4, but the list requires that the corresponding Chinese status is not paid | in payment | refunded, etc.

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