1,将数组array分成长度为subGroupLength的小数组并返回新数组
function group(array, subGroupLength) { let index = 0; let newArray = []; while(index < array.length) { newArray.push(array.slice(index, index += subGroupLength)); } return newArray; }
2,例如:
var Array = [1,2,3,4,5,6,7,8,9,10,11,12];; var groupedArray = group(Array, 6); //得到的groupedArray 数组为: groupedArray[[1,2,3,4,5,6],[7,8,9,10,11,12]]