蓝色 发表于 2018-1-31 17:50 
那就用encode命令
另外,dataex命令是让你把部分数据贴出来,让大家测试命令用的
老师,我试着粘贴了部分数据,是这样的吗?第一列就是我的id,里面有数字和字母,不能转化成数值型
* Example generated by -dataex-. To install: ssc install dataex
clear
input str15 id str5 industry
"108164744" "2520"
"70075716X" "3020"
"600911430" "4061"
"600911502" "3725"
"600911967" "3725"
"600914252" "1922"
"700963545" "3090"
"70092970X" "3591"
"60103277X" "3040"
"601037319" "2720"
"108222473" "3351"
"CH0651865" "3153"
"601079105" "3230"
"60109636X" "3220"
"601111734" "2631"
"108225893" "3521"
"601147753" "1922"
"601155075" "2520"
"601157003" "2710"
"601160042" "1711"
end
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