如何将字符串 aa_bb_cc 切割成 数组： ["aa", "bb_cc"]？

Question

如何将字符串 aa_bb_cc 切割成 数组： ["aa", "bb_cc"]？

Answer 1

function trans (str) {    let r = str.split('_')    return [r[0], r.slice(1).join('_')]}trans('aa_bb_cc')

Answer 2

var s = 'aa_bb_cc';var index = s.indexOf('_');var rs = [s.slice(0, index), s.slice(index+1)];console.log(rs);

Answer 3

let str = 'aa_bb_cc';let arr = str.split('_',1);str = str.slice(str.indexOf('_')+1);arr.push(str);console.log(arr);