AI时代，找源码已成为过去式，纪念我过去的十年0(回)
76天前
还有人吗2(回)
93天前会python真的可以为所欲为0(回)
573天前
这里还有人吗2(回)
759天前这里还有人吗0(回)
759天前
每天面对着电脑屏幕，敲打键盘。我所面对的并不只是代码，而是一种生活方式。0(回)
983天前#----------------------------- |
# backslash |
$var =~ s/([CHARLIST])/\\$1/g; |
# double |
$var =~ s/([CHARLIST])/$1$1/g; |
#----------------------------- |
$string =~ s/%/%%/g; |
#----------------------------- |
$string = q(Mom said, "Don't do that."); #' |
$string =~ s/(['"])/\\$1/g; |
#----------------------------- |
$string = q(Mom said, "Don't do that."); |
$string =~ s/(['"])/$1$1/g; |
#----------------------------- |
$string =~ s/([^A-Z])/\\$1/g; |
#----------------------------- |
$string = "this \Qis a test!\E"; |
$string = "this is\\ a\\ test\\!"; |
$string = "this " . quotemeta("is a test!"); |
#----------------------------- |
