摘要:
> library(xlsx)载入需要的程辑包:rJava Error : loadNamespace()里算'rJava'时.onLoad失败了,详细内容: 调用: inDL(x, as.logical(local), as.logical(now), ...) 错误: unable to loa... 阅读全文
摘要:
sub(pattern, replacement, x, ignore.case = FALSE, perl = FALSE, fixed = FALSE, useBytes = FALSE) gsub(pattern, replacement, x, ignore.case = FALSE, perl = FALSE, fixed = FALSE, useBytes = FALSE) ... 阅读全文