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| var arr = [ {id: 1, name: '部门1', pid: 0}, {id: 2, name: '部门2', pid: 1}, {id: 3, name: '部门3', pid: 1}, {id: 4, name: '部门4', pid: 3}, {id: 5, name: '部门5', pid: 4} ] function getRandom () { return parseInt(Math.random() * 100) } for (let i = 6; i < 1000; i++) { arr.push({id: i, name: `部门${i}`, pid: getRandom()}) }
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