diff options
| -rw-r--r-- | Doc/Zsh/expn.yo | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/Doc/Zsh/expn.yo b/Doc/Zsh/expn.yo index b1950caa1..4d9df9895 100644 --- a/Doc/Zsh/expn.yo +++ b/Doc/Zsh/expn.yo @@ -444,6 +444,7 @@ element of var(name) is substituted, one element per word. Otherwise, the expansion results in one word only; with tt(KSH_ARRAYS), this is the first element of an array. No field splitting is done on the result unless the tt(SH_WORD_SPLIT) option is set. +See also the flags tt(=) and tt(s:)var(string)tt(:). ) item(tt(${PLUS())var(name)tt(}))( If var(name) is the name of a set parameter `tt(1)' is substituted, @@ -454,7 +455,8 @@ If var(name) is set and is non-null then substitute its value; otherwise substitute var(word). If var(name) is missing, substitute var(word). Note that you can use standard shell quoting in the var(word) value to -selectively override any field splitting that may be active. +selectively override the splitting done by the tt(SH_WORD_SPLIT) option +and the tt(=) flag, but not the tt(s:)var(string)tt(:) flag. ) xitem(tt(${)var(name)tt(:=)var(word)tt(})) item(tt(${)var(name)tt(::=)var(word)tt(}))( @@ -473,7 +475,8 @@ item(tt(${)var(name)tt(:PLUS())var(word)tt(}))( If var(name) is set and is non-null then substitute var(word); otherwise substitute nothing. Note that you can use standard shell quoting in the var(word) value to -selectively override any field splitting that may be active. +selectively override the splitting done by the tt(SH_WORD_SPLIT) option +and the tt(=) flag, but not the tt(s:)var(string)tt(:) flag. ) enditem() @@ -839,8 +842,8 @@ in string arguments to any of the flags described below. item(tt(j:)var(string)tt(:))( Join the words of arrays together using var(string) as a separator. pindex(SH_WORD_SPLIT, use of) -Note that this occurs before field splitting by the tt(SH_WORD_SPLIT) -option. +Note that this occurs before field splitting by the tt(s:)var(string)tt(:) +flag or the tt(SH_WORD_SPLIT) option. ) item(tt(l:)var(expr)tt(::)var(string1)tt(::)var(string2)tt(:))( Pad the resulting words on the left. Each word will be truncated if @@ -855,10 +858,11 @@ As tt(l), but pad the words on the right and insert var(string2) on the right. ) item(tt(s:)var(string)tt(:))( -Force field splitting (see the option tt(SH_WORD_SPLIT)) at the +Force field splitting at the separator var(string). Note that a var(string) of two or more characters means that all of them must match in sequence; this differs from the treatment of two or more characters in the tt(IFS) parameter. +See also the tt(=) flag and the tt(SH_WORD_SPLIT) option. ) enditem() |