<html><head></head><body><div class="ydpaddfd72byahoo-style-wrap" style="font-family:bookman old style, new york, times, serif;font-size:16px;"><div><div dir="ltr" data-setdir="false"><span><span style="color: rgb(0, 0, 0); font-family: bookman old style, new york, times, serif; font-size: 16px;">Oi Mauro, boa noite. O data set é composto de arquivos ".*csv" similares ao do exemplo que enviei. Essa é a pergunta?</span></span></div><div dir="ltr" data-setdir="false"><span><span style="color: rgb(0, 0, 0); font-family: bookman old style, new york, times, serif; font-size: 16px;"><br></span></span></div><div dir="ltr" data-setdir="false"><span><span style="color: rgb(0, 0, 0); font-family: bookman old style, new york, times, serif; font-size: 16px;">Obrigado!!!! </span></span><br></div><div><i style="font-family: Helvetica, Arial, sans-serif;"><span style="color:rgb(0, 0, 191);font-size:medium;"><font face="Courier New, courier, monaco, monospace, sans-serif" style="background-color: inherit;"><br></font></span></i></div><div><i id="ydpcf278505yui_3_16_0_1_1497025264182_38508" style="font-family: Helvetica, Arial, sans-serif;"><span id="ydpcf278505yui_3_16_0_1_1497025264182_38507" style="color:rgb(0, 0, 191);font-size:medium;"><font face="Courier New, courier, monaco, monospace, sans-serif" style="background-color: inherit;">Diogo Jerônimo</font></span></i></div><div><i id="ydpcf278505yui_3_16_0_1_1497025264182_38430" style="font-family: Helvetica, Arial, sans-serif;"><span id="ydpcf278505yui_3_16_0_1_1497025264182_38429" style="color:rgb(0, 0, 191);font-size:medium;"><font face="Courier New, courier, monaco, monospace, sans-serif" style="background-color: inherit;">Bacharel em Ciências Estatísticas - ENCE/IBGE</font></span></i></div><div><i id="ydpcf278505yui_3_16_0_1_1497025264182_38309" style="font-family: Helvetica, Arial, sans-serif;"><span id="ydpcf278505yui_3_16_0_1_1497025264182_38308" style="color:rgb(0, 0, 191);font-size:medium;"><font face="Courier New, courier, monaco, monospace, sans-serif" style="background-color: inherit;">Mestre em Metrologia - PUC-Rio/PósMQI</font></span></i></div><div><i id="ydpcf278505yui_3_16_0_1_1497025264182_38329" style="font-family: Helvetica, Arial, sans-serif;"><span id="ydpcf278505yui_3_16_0_1_1497025264182_38328" style="color:rgb(0, 0, 191);font-size:medium;"><font face="Courier New, courier, monaco, monospace, sans-serif" id="ydpcf278505yui_3_16_0_1_1497025264182_38700" style="background-color: inherit;">CONRE: 8514 - SÉRIE A</font></span></i></div><div><i id="ydpcf278505yui_3_16_0_1_1497025264182_38318" style="font-family: Helvetica, Arial, sans-serif;"><span id="ydpcf278505yui_3_16_0_1_1497025264182_38317" style="color:rgb(0, 0, 191);font-size:medium;"><font face="Courier New, courier, monaco, monospace, sans-serif" id="ydpcf278505yui_3_16_0_1_1497025264182_38696" style="background-color: inherit;">Email: diogojose21@yahoo.com.br</font></span></i></div><div><i id="ydpcf278505yui_3_16_0_1_1497025264182_38323" style="font-family: Helvetica, Arial, sans-serif;"><span id="ydpcf278505yui_3_16_0_1_1497025264182_38322" style="line-height:17.12px;color:rgb(0, 0, 191);font-size:medium;"><font face="Courier New, courier, monaco, monospace, sans-serif" id="ydpcf278505yui_3_16_0_1_1497025264182_38695" style="background-color: inherit;">http://lattes.cnpq.br/8996149312896520</font></span></i></div></div>
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Em segunda-feira, 18 de maio de 2020 18:11:04 BRT, sznelwar@uol.com.br <sznelwar@uol.com.br> escreveu:
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<div><div id="ydp79b24029yiv4997974639"><div><span style="font-size:medium;color:#0000ff;">Tem o data set para rodar?</span></div>
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<div style="font-size:16px;" dir="ltr">Lista, bom dia e boa semana!!! Criei o "reproduzível" para explicar a dúvida. Nesse exemplo, de uma pasta, identifiquei arquivos "*.csv", e depois apliquei o <strong>lapply</strong> e o <span><span style="color:#000000;font-family:bookman old style, new york, times, serif;font-size:16px;"><strong>do.call</strong> </span></span>para importar e juntar esses bancos:</div>
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<div><span style="color:#cd232c;font-size:small;">dir.create('c:/users/diogo/desktop/bancosex/')</span></div>
<div><span style="color:#cd232c;font-size:small;">banco1=data.frame(cbind(c("Diogo","Patrícia"),c(42,40),c(5000,7000)))</span></div>
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<div><span style="color:#cd232c;">write.csv2(banco1,file='c:/users/diogo/desktop/bancosex/banco1.csv',row.names=FALSE)</span></div>
<div><span style="color:#cd232c;">banco2=data.frame(cbind(c("João","Alexandre"),c(41,40),c(8000,9000)))<br></span></div>
<div><span style="color:#cd232c;">write.csv2(banco2,file='c:/users/diogo/desktop/bancosex/banco2.csv',row.names=FALSE)</span></div>
<div><span style="color:#cd232c;">banco3=data.frame(cbind(c("Angélica","Nádia"),c(40,38),c(9500,7500)))<br></span></div>
<div><span style="color:#cd232c;">write.csv2(banco3,file='c:/users/diogo/desktop/bancosex/banco3.csv',row.names=FALSE)</span></div>
<div><span style="color:#cd232c;"> </span></div>
<div><span style="color:#cd232c;">setwd('c:/users/diogo/desktop/bancosex/')<br></span></div>
<div><span style="color:#cd232c;">lista<-list.files()</span></div>
<div><span style="color:#cd232c;">arquivos<-lapply(lista, function(x) read.csv2(x, header=TRUE, sep=";")) </span></div>
<div><span style="color:#cd232c;">dados<-do.call("rbind", arquivos) </span></div>
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<div dir="ltr">Meu problema: esse código vai "pegar" TODOS os bancos da pasta antes de importar e juntar. Eu gostaria de pegar somente PARTE desses bancos (ex: apenas banco1 e banco2, apenas banco2 e banco3...).</div>
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<div dir="ltr">Alguém saberia como fazer isso?</div>
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<div dir="ltr">Obrigado!!! </div>
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<div style="margin-bottom:0.0001pt;padding:0px;line-height:normal;background:white;"><em id="ydp79b24029yiv4997974639ydpcf278505yui_3_16_0_1_1497025264182_38508"><span id="ydp79b24029yiv4997974639ydpcf278505yui_3_16_0_1_1497025264182_38507" style="color:#0000bf;font-size:medium;"><span style="background-color:inherit;font-family:'Courier New', courier, monaco, monospace, sans-serif;">Diogo Jerônimo</span></span></em></div>
<div style="margin-bottom:0.0001pt;padding:0px;line-height:normal;background:white;"><em id="ydp79b24029yiv4997974639ydpcf278505yui_3_16_0_1_1497025264182_38430"><span id="ydp79b24029yiv4997974639ydpcf278505yui_3_16_0_1_1497025264182_38429" style="color:#0000bf;font-size:medium;"><span style="background-color:inherit;font-family:'Courier New', courier, monaco, monospace, sans-serif;">Bacharel em Ciências Estatísticas - ENCE/IBGE</span></span></em></div>
<div style="margin-bottom:0.0001pt;padding:0px;line-height:normal;background:white;"><em id="ydp79b24029yiv4997974639ydpcf278505yui_3_16_0_1_1497025264182_38309"><span id="ydp79b24029yiv4997974639ydpcf278505yui_3_16_0_1_1497025264182_38308" style="color:#0000bf;font-size:medium;"><span style="background-color:inherit;font-family:'Courier New', courier, monaco, monospace, sans-serif;">Mestre em Metrologia - PUC-Rio/PósMQI</span></span></em></div>
<div style="margin-bottom:0.0001pt;padding:0px;line-height:normal;background:white;"><em id="ydp79b24029yiv4997974639ydpcf278505yui_3_16_0_1_1497025264182_38329"><span id="ydp79b24029yiv4997974639ydpcf278505yui_3_16_0_1_1497025264182_38328" style="color:#0000bf;font-size:medium;"><span id="ydp79b24029yiv4997974639ydpcf278505yui_3_16_0_1_1497025264182_38700" style="background-color:inherit;font-family:'Courier New', courier, monaco, monospace, sans-serif;">CONRE: 8514 - SÉRIE A</span></span></em></div>
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