Re: [R] looking for a string

Thanks Mark! Mark Leeds wrote: Hi Ricardo: you can look at ?regexpr but I'm pretty sure that below returns a vector of TRUES and FALSES depending on whether the condition ( is Jalapa contained in unidad ) is TRUE. So, wherever the vector is TRUE is where Jalapa was contained in unidad. So,

Re: [R] looking for a string

Charles C. Berry wrote: Like this: conaguaMexicoSub - subset(conagua, regexpr(Jalapa, as.character( unidad ) ) != -1 select = c(equipo,X101:X309)) But it looks like you have to sort out some issues concerning dueling locales first. Chuck Far clear! Thanks! Now, if I

Re: [R] looking for a string

Mark Leeds wrote: Hi Ricardo: I'm glad it helped but check regexpr(Jalapa, as.character( unidad ) ) != -1 because I think it should be regexpr(Jalapa, as.character( DF$unidad ) ) != -1 if unidad is a column of DF. Checked! attach(DF) did the trick! :-) Greetings, Ricardo -- Ricardo

Re: [R] looking for a string

Thanks all, [EMAIL PROTECTED] wrote: From: [Ricardo Rodriguez] Your XEN ICT Team [EMAIL PROTECTED] Date: 2008/04/14 Mon PM 07:43:23 CDT To: Henrique Dallazuanna [EMAIL PROTECTED], r-help@r-project.org Subject: Re: [R] looking for a string henrique means to use his command directly

Re: [R] looking for a string

Thanks Mark! [EMAIL PROTECTED] wrote: From: [Ricardo Rodriguez] Your XEN ICT Team [EMAIL PROTECTED] Date: 2008/04/15 Tue PM 04:48:12 CDT To: [EMAIL PROTECTED], r-help@r-project.org Subject: Re: [R] looking for a string Hi Ricardo: you can use the idea you found below to apply

Re: [R] looking for a string

On Tue, 15 Apr 2008, [Ricardo Rodriguez] Your XEN ICT Team wrote: Charles C. Berry wrote: You want ?regexpr Something like regexpr(Jalapa, as.character( unidad ) ) != -1 HTH, Chuck Please, look at this... substringJalapa - regexpr(Jalapa, as.character(conagua$unidad ) ) != -1

[R] looking for a string

Hi all, I have not been able to find an answer to what is a simple question: conaguaMexicoSub - subset(conagua, unidad == Jalapa, select = c(equipo,X101:X309)) This subset gives me all the rows from conagua where unidad is Jalapa. But, please, how do I get all the rows where unidad contents

Re: [R] looking for a string

On Tue, 15 Apr 2008, [Ricardo Rodriguez] Your XEN ICT Team wrote: Hi all, I have not been able to find an answer to what is a simple question: conaguaMexicoSub - subset(conagua, unidad == Jalapa, select = c(equipo,X101:X309)) This subset gives me all the rows from conagua where unidad is

Re: [R] looking for a string

Try something like this: x[grep(Jalapa, x$unidad),, drop = F] On Mon, Apr 14, 2008 at 9:10 PM, [Ricardo Rodriguez] Your XEN ICT Team [EMAIL PROTECTED] wrote: Hi all, I have not been able to find an answer to what is a simple question: conaguaMexicoSub - subset(conagua, unidad == Jalapa,

Re: [R] looking for a string

Thanks! Here what I get: Henrique Dallazuanna wrote: Try something like this: x[grep(Jalapa, x$unidad),, drop = F] conaguaMexicoSub - subset(conagua, unidad == x[grep(Jalapa, x$unidad),, drop = F], select = c(equipo,X101:X309)) Error en x$unidad : $ operator is invalid for atomic vectors

Re: [R] looking for a string

Charles C. Berry wrote: You want ?regexpr Something like regexpr(Jalapa, as.character( unidad ) ) != -1 HTH, Chuck Please, look at this... substringJalapa - regexpr(Jalapa, as.character(conagua$unidad ) ) != -1 Hubo 50 o más avisos (use warnings() para ver los primeros