- clear
- input aaa bb ccccc dddddd str20 ee
- .1 .2 .3 .4 aaa20100102
- .2 .3 .4 .5 bb20110203
- .6 .5 .4 .6 ccccc20120506
- .2 .3 .5 .2 dddddd20160706
- end
- ren aaa-dddddd v#, addnumber
- levelsof ee,local(levels)
- local i=1
- foreach k of local levels {
- gen `k'=v`i'
- local ++i
- }


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