#!/bin/sh
-# Copyright 2018 Paul Hänsch
+# Copyright 2018, 2019 Paul Hänsch
#
# This is a file format helper, part of CGIlite.
#
STRING(){
{ [ $# -eq 0 ] && cat || printf %s "$*"; } \
- | sed -r ':X; $!{N;bX;}'"$STRING"
+ | sed -E ':X; $!{N;bX;}'"$STRING"
}
UNSTRING='
'
UNSTRING(){
{ [ $# -eq 0 ] && cat || printf %s "$*"; } \
- | sed -r "$UNSTRING"
+ | sed -E "$UNSTRING"
}