??//?一維數(shù)組轉(zhuǎn)化為二維數(shù)組的方法,objArray表示一維數(shù)組曲饱，num表示二維數(shù)組里的一個(gè)數(shù)組多少個(gè)元素
????arrayChange(objArray,?num)?{
??????//?一維數(shù)組的個(gè)數(shù)
??????const?len?=?objArray?&&?objArray.length;
??????//?分成幾份
??????const?totalNum?=?len?%?num?==?0???len?/?num?:?Math.floor(len?/?num?+?1);
??????let?res?=?[];
??????for?(let?i?=?0;?i?<?totalNum;?i++)?{
????????let?temp?=?objArray.slice(i?*?num,?i?*?num?+?num);
????????res.push(JSON.parse(JSON.stringify(temp)));
??????}
??????return?res;
????},
