Hello R helpers,

I would like to automate this code for many files of the same type. But I
don´t know how to make it. In particular, i don´t know how to read many
files each one as an r object with the name of the file. Then a for loop
would be sufficient, right?

Many thanks and a happy new year.

Dominic

datos <- read.table('global2001.csv',head=T,sep=';',stringsAsFactors=F)

datos[datos==""] <- NA

temp <- datos[,19:53]


y <- split(temp,1:nrow(temp))
y2 <- lapply(y,function(x) paste(x[!is.na(x)],collapse=";"))

global2001 <- datos[,-19:-53]

global2001[1,"CODPA"] <- 1
global2001$CODPA <- y2
global2001$CODPA <- unlist(global2001$CODPA)





Example of a file:

> str(datos)
'data.frame':   112598 obs. of  53 variables:
 $ Identificación.do.Paciente       : chr  "34" "41" "42" "46" ...
 $ Número.de.Historia               : int  3024659 3028931 3030905 3033514
3037754 3039062 3039851 3048020 3049659 3049659 ...
 $ TSI                              : chr  "580208NCEE0010"
"770802ROOR0019" "710720GEUS1015" "770319GLOO0011" ...
 $ Identificador.interno.de.episodio: int  2001033879 2001042319 2001036188
2001030007 2001039108 2001041196 2001063540 2001031533 2001031565
2001056967 ...
 $ Ano.Alta                         : int  2001 2001 2001 2001 2001 2001
2001 2001 2001 2001 ...
 $ Data.Ingreso                     : chr  "16/02/2001" "27/04/2001"
"09/03/2001" "18/01/2001" ...
 $ Data.Alta                        : chr  "20/02/2001" "30/04/2001"
"10/03/2001" "21/01/2001" ...
 $ Sexo                             : chr  "    MULLER" "    MULLER" "
HOME" "    MULLER" ...
 $ Idade.en.anos                    : int  43 23 29 23 48 27 80 42 42 42 ...
 $ Código.Concello                  : int  15030 15092 15030 15030 15019
15030 15032 15014 15005 15005 ...
 $ Concello                         : chr  "CORUÑA, A" "VIMIANZO" "CORUÑA,
A" "CORUÑA, A" ...
 $ Hospital.abrev.                  : chr  "A CORUÑA" "A CORUÑA" "A CORUÑA"
"A CORUÑA" ...
 $ Motivo.de.Alta                   : chr  "DESTINO A DOMICILIO" "DESTINO A
DOMICILIO" "DESTINO A DOMICILIO" "DESTINO A DOMICILIO" ...
 $ Cód..Diagnóstico.Ppal.completo   : chr  "218.0 " "890.1 " "998.89" "650.
 " ...
 $ Diagnóstico.Ppal.completo        : chr  "LEIOMIOMA UTERINO SUBMUCOSO"
"HERIDA ABIERTA DE CADERA Y MUSLO-COMPLICADA" "OTRAS COMPLICACIONES
ESPECIFICADAS DE PROCEDIMIENTO" "PARTO NORMAL" ...
 $ GRD                              : int  359 443 453 373 796 372 14 758
450 450 ...
 $ Descrición..do.GRD               : chr  "PROC. SOBRE ÚTERO E ANEXOS POR
CA.IN SITU E PROCESO NON MALIGNO SEN CC" "OUTROS PROCEDEMENTOS CIRÚRXICOS
POR LESIÓN TRAUMÁTICA SEN CC" "COMPLICACIÓNS DE TRATAMENTO SEN CC" "PARTO
SEN COMPLICACIÓNS" ...
 $ Peso.GRD                         : num  1.098 0.948 0.601 0.58 3.846 ...
 $ Lista.de.códigos.de.diagnóstico  : chr  "218.0" "890.1" "998.89" "650."
...
 $ X                                : chr  "" "E986" "780.2" "V27.0" ...
 $ X.1                              : chr  "" "" "780.4" "" ...
 $ X.2                              : chr  "" "" "381.3" "" ...
 $ X.3                              : chr  "" "" "" "" ...
 $ X.4                              : chr  "" "" "" "" ...
 $ X.5                              : chr  "" "" "" "" ...
 $ X.6                              : chr  "" "" "" "" ...
 $ X.7                              : chr  "" "" "" "" ...
 $ X.8                              : chr  "" "" "" "" ...
 $ X.9                              : chr  "" "" "" "" ...
 $ X.10                             : chr  "" "" "" "" ...
 $ X.11                             : chr  "" "" "" "" ...
 $ X.12                             : chr  "" "" "" "" ...
 $ X.13                             : chr  "" "" "" "" ...
 $ X.14                             : chr  "" "" "" "" ...
 $ X.15                             : chr  "" "" "" "" ...
 $ X.16                             : chr  "" "" "" "" ...
 $ X.17                             : chr  "" "" "" "" ...
 $ X.18                             : chr  "" "" "" "" ...
 $ X.19                             : chr  "" "" "" "" ...
 $ X.20                             : chr  "" "" "" "" ...
 $ X.21                             : chr  "" "" "" "" ...
 $ X.22                             : chr  "" "" "" "" ...
 $ X.23                             : num  NA NA NA NA NA NA NA NA NA NA ...
 $ X.24                             : chr  "" "" "" "" ...
 $ X.25                             : chr  "" "" "" "" ...
 $ X.26                             : num  NA NA NA NA NA NA NA NA NA NA ...
 $ X.27                             : chr  "" "" "" "" ...
 $ X.28                             : chr  "" "" "" "" ...
 $ X.29                             : num  NA NA NA NA NA NA NA NA NA NA ...
 $ X.30                             : num  NA NA NA NA NA NA NA NA NA NA ...
 $ X.31                             : num  NA NA NA NA NA NA NA NA NA NA ...
 $ X.32                             : num  NA NA NA NA NA NA NA NA NA NA ...
 $ X.33                             : logi  NA NA NA NA NA NA ...
>

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