javascript & Uncaught TypeError: arr is not iterable bug All In One

  function compute(arr) {
    const [left, symbol, right] = arr;
    switch (symbol) {
      case "*":
        result =  left * right;
        break;
      case "/":
        result =  left / right;
        break;
      case "+":
        result =  left + right;
        break;
      case "-":
        result = left - right;
        break;
    }
    return result;
  }
undefined
const [left, symbol, right] = arr2;
undefined
compute(arr1.push(compute(arr2)));
VM886:2 Uncaught TypeError: arr is not iterable
    at compute (<anonymous>:2:35)
    at <anonymous>:1:1
compute @ VM886:2
(anonymous) @ VM906:1
compute(arr2);
6

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标签：arr,TypeError,compute,javascript,right,result,iterable,left
From： https://www.cnblogs.com/xgqfrms/p/17134081.html