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| author | Peter Stephenson <pws@users.sourceforge.net> | 2010-12-16 12:11:02 +0000 |
|---|---|---|
| committer | Peter Stephenson <pws@users.sourceforge.net> | 2010-12-16 12:11:02 +0000 |
| commit | 796501f44095b9099609008c91bacbc7d01f1e7d (patch) | |
| tree | efb1c26a3335bb84281104939bd5586bcf651f9f | |
| parent | 750ec0fe1b2e357cd8bb6054849bb656e96fa6d0 (diff) | |
| download | zsh-796501f44095b9099609008c91bacbc7d01f1e7d.tar.gz zsh-796501f44095b9099609008c91bacbc7d01f1e7d.zip | |
unposted: add notes to NEWS on (Z) parameter flag
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | NEWS | 11 |
2 files changed, 12 insertions, 3 deletions
@@ -1,5 +1,7 @@ 2010-12-16 Peter Stephenson <pws@csr.com> + * unposted: NEWS: add notes on (Z) parameter flag. + * unposted: README, Config/version.mk, Etc/FAQ.yo, Completion/Debian/Command/.distfiles: update for 4.3.10-test-3. @@ -13968,5 +13970,5 @@ ***************************************************** * This is used by the shell to define $ZSH_PATCHLEVEL -* $Revision: 1.5153 $ +* $Revision: 1.5154 $ ***************************************************** @@ -26,6 +26,13 @@ The (D) flag in parameter expansion abbreviates directories in the substituted value. The (q-) flag does minimal shell quotation of arguments for maximum human readability of the result. +The (Z) flag in parameter expansion is an enhanced version of the (z) +flag that takes an argument indicating how the string to be split +is treated. (Z:c:) parses comments as strings; (Z:C:) parses comments +and strips them; (Z:n:) treats newlines as ordinary whitespace: (z) +has always treated unquoted newlines as shell delimiters and turned them +into semicolons, though this was not previously documented. + Numeric expansion with braces has been extended so that a step may be given, as in {3..9..2}. The step may be negative as may the start and end of the range (this is also new). @@ -91,8 +98,8 @@ The POSIX_JOBS option already referred to has various other compatibility enchancements. The new shell option POSIX_STRINGS makes a null character in $'...' -expansion terminate the string. This is not particularly useful -behaviour but may become a POSIX requirement. +expansion terminate the string, as is already the case in bash. This is +not particularly useful behaviour but may become a POSIX requirement. The new shell option POSIX_TRAPS causes the EXIT trap to behave in the same way as in other shells, i.e. it is only run when the shell exits. |