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| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | Etc/FAQ.yo | 6 |
2 files changed, 11 insertions, 0 deletions
@@ -1,3 +1,8 @@ +2008-12-10 Peter Stephenson <pws@csr.com> + + * users/13566: Etc/FAQ.yo: note problem with unsetting elements + of regular arrays. + 2008-12-09 Peter Stephenson <pws@csr.com> * 26119: Doc/Zsh/zle.yo, Src/Zle/zle_main.c: option to allow vared diff --git a/Etc/FAQ.yo b/Etc/FAQ.yo index 1cf3cae49..1ba9ed38f 100644 --- a/Etc/FAQ.yo +++ b/Etc/FAQ.yo @@ -541,6 +541,12 @@ tt(SH_OPTION_LETTERS), mytt($array) refers to the whole array, not tt($array[0]); braces are unnecessary: tt($a[1] == ${a[1]}), etc. Set the tt(KSH_ARRAYS) option for compatibility. + it() Furthermore, individual elements of arrays in zsh are always + strings, not separate parameters. This means, for example, you + can't `unset' an array element in zsh as you can in ksh; you + can only set it to the empty string, or shorten the array. + (You can unset elements of associative arrays in zsh because + those are a completely different type of object.) it() Coprocesses are established by mytt(coproc); mytt(|&) behaves like csh. Handling of coprocess file descriptors is also different. it() In mytt(cmd1 && cmd2 &), only mytt(cmd2) instead of the whole |