diff options
Diffstat (limited to 'pod/perlvar.pod')
| -rw-r--r-- | pod/perlvar.pod | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/pod/perlvar.pod b/pod/perlvar.pod index 0248fe0719..9f5d4c241a 100644 --- a/pod/perlvar.pod +++ b/pod/perlvar.pod @@ -198,14 +198,15 @@ number.) =item $/ The input record separator, newline by default. Works like B<awk>'s RS -variable, including treating blank lines as delimiters if set to the -null string. You may set it to a multicharacter string to match a +variable, including treating empty lines as delimiters if set to the +null string. (Note: An empty line can not contain any spaces or +tabs.) You may set it to a multicharacter string to match a multi-character delimiter. Note that setting it to C<"\n\n"> means something slightly different than setting it to C<"">, if the file -contains consecutive blank lines. Setting it to C<""> will treat two or -more consecutive blank lines as a single blank line. Setting it to -C<"\n\n"> will blindly assume that the next input character belongs to the -next paragraph, even if it's a newline. (Mnemonic: / is used to +contains consecutive empty lines. Setting it to C<""> will treat two +or more consecutive empty lines as a single empty line. Setting it to +C<"\n\n"> will blindly assume that the next input character belongs to +the next paragraph, even if it's a newline. (Mnemonic: / is used to delimit line boundaries when quoting poetry.) undef $/; @@ -610,8 +611,8 @@ based on this value. =item $^W -The current value of the warning switch, either TRUE or FALSE. (Mnemonic: related to the -B<-w> switch.) +The current value of the warning switch, either TRUE or FALSE. +(Mnemonic: related to the B<-w> switch.) =item $EXECUTABLE_NAME @@ -642,7 +643,7 @@ to also get the machine-dependent library properly loaded: use lib '/mypath/libdir/'; use SomeMod; - + =item %INC The hash %INC contains entries for each filename that has |