编辑代码

let str = "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"
const arr = String(str).split('')
      const newArr = []
      for (let i = 0; i < arr.length; i++) {
        if (i % 120 === 0 && i !== 0) {
          newArr.push(',')
        }
        newArr.push(arr[i])
      }
      const newdata = newArr.join('')
      console.log(newdata.split(","))
      console.log(newdata.split(",").length)
      console.log(newdata.split(",")[1])