﻿功能:按列排序

格式:SortCol(A,n)

说明:对矩阵A按第n列的数据进行升序排序

例子:

a =
 [ 84.7295483037501  58.3373080745047  35.0307805161135  8.40784758720912
   89.5254210054527  90.8885946920554  15.1445259876291  5.10388026251638
   69.8388621070603  1.89814707352694  33.6651019908791  99.4144568682716
   83.0442655286958  0.190461799591063 32.9030513916644  20.4048208987363]
sortcol(a,1)//执行命令
ans =
 [ 69.8388621070603  1.89814707352694  33.6651019908791  99.4144568682716
   83.0442655286958  0.190461799591063 32.9030513916644  20.4048208987363
   84.7295483037501  58.3373080745047  35.0307805161135  8.40784758720912
   89.5254210054527  90.8885946920554  15.1445259876291  5.10388026251638]