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May 7, 2017 22:56
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Dataprev - Acidentes de Trabalho
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| ## Acidentes de trabalho | |
| library(tidyverse) | |
| library(jsonlite) | |
| url<-"http://dadosabertos.dataprev.gov.br/opendata/act10/formato=json" | |
| a<-readLines(file(url, encoding="ISO-8859-1"), warn=FALSE) | |
| b<-fromJSON(a) | |
| c<-b$nodes$node | |
| c<-c[str_which(c$CNAE,"^(20|21)"),] | |
| c[]<-lapply(c,function(x) iconv(x,from="latin2",to="UTF-8")) | |
| f<-xpathApply(s,"//table/*[@class='dl']/td/a/@href") | |
| f<-unlist(f) | |
| f<-str_extract(f,"htt.*") | |
| f<-na.omit(f) | |
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