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Regex 清洁';stringr str_替换所有';多次匹配时自动连接_Regex_R_String_Substring_Stringr - Fatal编程技术网

Regex 清洁';stringr str_替换所有';多次匹配时自动连接

Regex 清洁';stringr str_替换所有';多次匹配时自动连接,regex,r,string,substring,stringr,Regex,R,String,Substring,Stringr,我使用了police\u officer您可以将以下正则表达式与str\u match\u all一起使用: \bID:\s*(\w+(?:\h+\w+)*) 见 谢谢我想真正的问题是当我把所有的东西都放在一个数据框中,其中包括接线员,时间,地址,以及警官时间我不知道您的最终数据帧应该是什么样子,但请注意,您刚刚添加了str\u match\u all的整个输出,而您只需要[,2]维度。尝试BPD_log刚刚看到您的更新,但我希望数据显示在一行下,这意味着所有警察都应该在一个单元格中。如果你能

我使用了
police\u officer您可以将以下正则表达式与
str\u match\u all
一起使用:

\bID:\s*(\w+(?:\h+\w+)*)


谢谢我想真正的问题是当我把所有的东西都放在一个数据框中,其中包括
接线员
时间
地址
,以及
警官
<代码>时间我不知道您的最终数据帧应该是什么样子,但请注意,您刚刚添加了
str\u match\u all
的整个输出,而您只需要
[,2]
维度。尝试
BPD_log刚刚看到您的更新,但我希望数据显示在一行下,这意味着所有警察都应该在一个单元格中。如果你能做到这一点,那就太好了。
BPD\u log呢?我不知道你需要什么?
> txt <- "Call Taker:    Telephone Operators Sharon L Moran\n  Location/Address:    [BRO 6949] 61 WILSON ST\n                ID:    Patrolman Darvin Anderson\n                       Disp-22:43:39                 Arvd-22:48:57  Clrd-23:49:45\n                ID:    Patrolman Stephen T Pina\n                       Disp-22:43:48                                Clrd-22:46:10\n                ID:    Sergeant Michael V Damiano\n                       Disp-22:46:33                 Arvd-22:47:14  Clrd-22:55:22"
> str_match_all(txt, "\\bID:\\s*(\\w+(?:\\h+\\w+)*)")
[[1]]
     [,1]                                [,2]                        
[1,] "ID:    Patrolman Darvin Anderson"  "Patrolman Darvin Anderson" 
[2,] "ID:    Patrolman Stephen T Pina"   "Patrolman Stephen T Pina"  
[3,] "ID:    Sergeant Michael V Damiano" "Sergeant Michael V Damiano"
> time <- str_trim(str_extract(txt, " [[:digit:]]{4}"))
> Call_taker <- str_replace_all(str_extract(txt, "Call Taker:.*\n"),"Call Taker:","" ) %>% str_replace_all("\n","")
> address <- str_extract(txt, "Location/Address:.*\n")
> Police_officer <- str_match_all(txt, "\\bID:\\s*(\\w+(?:\\h+\\w+)*)")
> BPD_log <- cbind(time,Call_taker,address,list(Police_officer[[1]][,2]))
> BPD_log <- as.data.frame(BPD_log)
> colnames(BPD_log) <- c("time", "Call_taker", "address", "Police_officer")
> BPD_log
  time                             Call_taker                                        address
1 6949     Telephone Operators Sharon L Moran Location/Address:    [BRO 6949] 61 WILSON ST\n
                                                                   Police_officer
1 Patrolman Darvin Anderson, Patrolman Stephen T Pina, Sergeant Michael V Damiano
>