JavaScript check if value is only undefined, null or false

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暗喜
暗喜 2021-01-31 08:09

Other than creating a function, is there a shorter way to check if a value is undefined,null or false only in JavaScript?

9条回答
  •  情话喂你
    2021-01-31 08:34

    Try like Below

    var Boolify = require('node-boolify').Boolify;
    if (!Boolify(val)) {
        //your instruction
    }
    

    Refer node-boolify

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