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16 lines
337 B
Plaintext
16 lines
337 B
Plaintext
8 months ago
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/*version au 17 juillet 2015 : ajout de if*/
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capture program drop nbvalues
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program define nbvalues,rclass
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version 7.0
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syntax varlist(min=1 max=1) [if]
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qui tabulate `varlist' `if',matrow(nbvalues)
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local nrow=rowsof(nbvalues)
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di "la variable `varlist' contient `nrow' valeurs differentes"
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return scalar nrow=`nrow'
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end
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