最深层级数组

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/**  * 最深层级数组  */ const maxDeepArray = (arr = [1,[2,4],[4], [43,2,[444,1,[54]]], [22,3,[4]], 32]) => {     const length = arr.length     const fillArray = new Array(length).fill(1)     for(let i = 0; i < length; i++){         let value = arr[i]         if(Array.isArray(value)){             fillArray[i] += maxDeepArray(value)         }     }     return Math.max(...fillArray) }