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Remove all punctuation except apostrophes in R4个
我试图从除撇号之外的字符串中删除所有标点符号.这是我的exastr2< -
我试图从除撇号之外的字符串中删除所有标点符号.这是我的exastr2< -
- str2 <- "this doesn't not have an apostrophe,.!@#$%^&*()"
- gsub("[[:punct:,^\\']]"," ",str2 )
- # [1] "this doesn't not have an apostrophe,.!@#$%^&*()"
我究竟做错了什么?