解构

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// 将 destructuringArray([1, [2, 3], 4], "[a, [b], c]") => {a: 1, b: 2, c: 4}
const targetArray = [1, [2, 3], 4];
const formater = "[a, [b], c]";

const destructuringArray = (values, keys) => {
  try {
    const obj = {};
    if (typeof keys === 'string') {
      keys = JSON.parse(keys.replace(/\w+/g, '"$&"'));
    }
    
    const iterate = (values, keys) =>
      keys.forEach((key, i) => {
        if(Array.isArray(key)) iterate(values[i], key)
        else obj[key] = values[i]
      })
      
    iterate(values, keys)
    
    return obj;
  } catch (e) {
    console.error(e.message);
  }
}