数组去重 --- 数组根据某个属性去重
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//根据id去重 var obj = {}; this.majorCheckbox = this.majorCheckbox.reduce(function (item, next) { obj[next.id] ? '' : obj[next.id] = true && item.push(next); return item; }, []);
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//根据id去重 var obj = {}; this.majorCheckbox = this.majorCheckbox.reduce(function (item, next) { obj[next.id] ? '' : obj[next.id] = true && item.push(next); return item; }, []);