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js 异步
var fnParam = null; var a = { fn: param => { // 加载真实函数 fnParam = param; } }; var pm = () => new Promise(resolve => { a.fn({ callback(data) { console.log('使用方fn参数callback执行,resjs 异步
var fnParam = null; var a = { fn: param => { // 加载真实函数 fnParam = param; } }; var pm = () => new Promise(resolve => { a.fn({ callback(data) { console.log('使用方fn参数callback执行,res