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| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | NEWS | 6 |
2 files changed, 9 insertions, 1 deletions
@@ -5,6 +5,8 @@ * 30430: Doc/intro.ms: Fix some errors and outdatedness. + * 30444: NEWS: Add entry for new syntax added in 30431 below. + 2012-04-22 Peter Stephenson <p.w.stephenson@ntlworld.com> * unposted: Src/subst.c: add test for valid identifier to 30431. @@ -16244,5 +16246,5 @@ ***************************************************** * This is used by the shell to define $ZSH_PATCHLEVEL -* $Revision: 1.5641 $ +* $Revision: 1.5642 $ ***************************************************** @@ -87,6 +87,12 @@ Expansion (parameters, globbing, etc.) and redirection as a string, never a pattern, e.g. ${array[(ie)*]} looks for the index of the array element containing the literal string "*". +- The operators :| and :* in parameter substitution allow for array + subtraction and intersection in the form ${name:|array}. With the :| + operator, all entries in $name that are also in $array will be removed + from the substitution. Conversely for the :* operation only the + entries that are in both arrays will be substituted. + - Numeric expansions can have a positive or negative step e.g. "{3..9..2}". Negative start and end of ranges are also now supported. |