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2020-11-21 本文已影响0人废弃的种子

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   function a(num) {
        return function () {
            console.log(num, 2)
        }
    }
    let s = a(2)
    s()

    var one = (function (i) {
        var num = 10;
        return function () {
            console.log(num++)
        }
    })(2)