黃河泉 发表于 2018-12-14 18:06 
1. 请用回复。2. 请按照我上面所说 show 出资料!
clear
input str6(mfc mfcstock) float(num ΔNUM)
"161706" "000001" 428.89 .
"233006" "000001" 192.28 .
"340007" "000001" 1235.38 .
"519994" "000001" 1695.46 0
"217009" "000001" 408.52 .
"519996" "000001" 355.7 -39.29
"217013" "000001" 83.91 57.66
"162209" "000001" 1602.61 .
"630006" "000001" 60 .
"160613" "000001" 113 .
"050004" "000001" 1200 100.01
"180020" "000001" 230 .
"090003" "000001" 1540.96 .
"202019" "000001" 114.88 0
"460005" "000001" 106.66 .
"460001" "000001" 500.6 .
"217001" "000001" 100 .
"160215" "000001" 59.96 -26.3
"217012" "000001" 89 .
"750001" "000001" 13.52 .
"020009" "000001" 270.03 -81.01
"460001" "000002" 1234.67 224.69
"481001" "000002" 4813.92 1748.04
"210008" "000002" 76.04 0
"400001" "000002" 305 5
"290004" "000002" 299.99 -50.01
"530011" "000002" 1707.92 895.78
"510081" "000002" 220 .
"090011" "000002" 62 -12
"519011" "000002" 2805.4 2291.32
"257010" "000002" 900 -69.27
"160605" "000002" 1000 -499.99
"530005" "000002" 1752.82 -1036.92
"050201" "000002" 3447.51 370
"740001" "000002" 20 15
"080005" "000002" 43.05 4.66
"530006" "000002" 502.96 -800
"040005" "000002" 5000.99 -75
"110002" "000002" 2047.85 0
"050022" "000002" 37 .
"519069" "000002" 1600 940
"090001" "000002" 1578.51 0
"112002" "000002" 1869.18 0
"202001" "000002" 1540.76 -59.24
"070003" "000002" 2070.71 1006.34
"110015" "000002" 303.58 205.13
"210003" "000002" 278.18 -60.07
"290011" "000002" 55 .
"217012" "000002" 150 .
"530003" "000002" 500 0
这是我的初始数据结构,如图1所示,想要通过两两组合(除了和自己)如图2所示,怎么实现这个数据转换,谢谢各位大神的指导。