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authorPeter Stephenson <pws@users.sourceforge.net>2000-05-28 20:59:15 +0000
committerPeter Stephenson <pws@users.sourceforge.net>2000-05-28 20:59:15 +0000
commitb6cf1f330341afd5551b203123752ac1d2d98ed7 (patch)
tree9b91bcb86d783f3b6aaa2c93e5381e91b5350fc1 /Etc/FAQ.yo
parent24695d682feac4c07014e14710cc4af2eb66e029 (diff)
downloadzsh-b6cf1f330341afd5551b203123752ac1d2d98ed7.tar.gz
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11616: netinet/in_systm.h again
Diffstat (limited to 'Etc/FAQ.yo')
-rw-r--r--Etc/FAQ.yo24
1 files changed, 18 insertions, 6 deletions
diff --git a/Etc/FAQ.yo b/Etc/FAQ.yo
index 31aa721d7..bcd5e0130 100644
--- a/Etc/FAQ.yo
+++ b/Etc/FAQ.yo
@@ -43,21 +43,19 @@ whenlatex(report(ARG1)(ARG2)(ARG3))\
 whenman(report(ARG1)(ARG2)(ARG3))\
 whenms(report(ARG1)(ARG2)(ARG3))\
 whensgml(report(ARG1)(ARG2)(ARG3)))
-myreport(Z-Shell Frequently-Asked Questions)(Peter Stephenson)(2000/04/30)
+myreport(Z-Shell Frequently-Asked Questions)(Peter Stephenson)(2000/05/24)
 COMMENT(-- the following are for Usenet and must appear first)\
 description(\
 mydit(Archive-Name:) unix-faq/shell/zsh
-mydit(Last-Modified:) 2000/04/30
+mydit(Last-Modified:) 2000/05/24
 mydit(Submitted-By:) email(pws@pwstephenson.fsnet.co.uk (Peter Stephenson))
 mydit(Posting-Frequency:) Monthly
 mydit(Copyright:) (C) P.W. Stephenson, 1995--2000 (see end of document)
 )
 
-bf(Changes since issue posted March 2000:)
+bf(Changes since issue posted April 2000:)
 description(
-mydit(3.8)  Mention the `keypad mode' horror and fixes (from Bart).
-mydit(3.25) Rephrased, example for older versions added.
-mydit(5.1)  Mention :x and :q modifiers again
+mydit(2.5)  Mention that tt(${var/old/new}) is a little different from bash.
 )
 
 This document contains a list of frequently-asked (or otherwise
@@ -888,6 +886,20 @@ sect(Similarities with bash)
   (i.e. POSIX) for longer, and has so far avoided the more abstruse
   interactive features (programmable completion, etc.) that zsh has.
 
+  In recent years there has been a certain amount of crossover in the
+  extensions, however.  Zsh now (3.1.6) has bash's `tt(${var/old/new})'
+  feature for replacing the text tt(old) with the text(new) in the
+  parameter tt($var).  Note one difference here:  while both shells
+  implement the syntax `tt(${var/#old/new})' and `tt(${var/%old/new})' for
+  anchoring the match of tt(old) to the start or end of the parameter text,
+  respectively, in zsh you can't put the `tt(#)' or `tt(%)' inside a
+  parameter:  in other words `tt({var/$old/new})' where tt(old) begins with
+  a `tt(#)' treats that as an ordinary character in zsh, unlike bash.  To
+  do this sort of thing in zsh you can use (from 3.1.7) the new syntax
+  for anchors in any pattern, `tt((#s))' to match the start of a string,
+  and `tt((#e))' to match the end.  These require the option
+  tt(EXTENDED_GLOB) to be set.
+
 
 sect(Shouldn't zsh be more/less like ksh/(t)csh?)