// 数组去重---2022-06-14
// 二维数组
var arrshuang = [1, -5, -4, [0, -4, 7], 7, 3, [2, 3, 4]]
var result = []
function unique(arrIn) {
for (var i = 0; i < arrIn.length; i++) {
if (typeof arrIn[i] === 'number') {
if (result.indexOf(arrIn[i]) === -1) {
result.push(arrIn[i])
}
}
if (typeof arrIn[i] === 'object') {
result = unique(arrIn[i])
console.log(result)
}
}
return result
}
console.log('shuangchong', unique(arrshuang))