letcolumns=["name","age","weight"]//里面的值是接口請(qǐng)求回來(lái)的，不固定有多少個(gè)的letdata=[["jack",18,50],["jenny",22,60]]letarr=[]//最后結(jié)果我想要這樣的[{"name":"jack","age":18,"weight":50},{"name":"jenny","age":22,"weight":60},{"name":"合計(jì)","age":40,"weight":110}]{"name":"合計(jì)","age":40,"weight":110}最后一個(gè)是age跟weight進(jìn)行累積相加push到數(shù)組中