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| author | Arnold D. Robbins <arnold@skeeve.com> | 2018-11-29 21:39:47 +0200 |
|---|---|---|
| committer | Arnold D. Robbins <arnold@skeeve.com> | 2018-11-29 21:39:47 +0200 |
| commit | 7c759ec96a0e5f6fac405e67e2b7299c0ac0a867 (patch) | |
| tree | d3accb106a5da4ea59806ce5adfad9814a208af5 /doc/gawktexi.in | |
| parent | 334a4d623501739b794239add6fade23abbdb645 (diff) | |
| download | egawk-7c759ec96a0e5f6fac405e67e2b7299c0ac0a867.tar.gz egawk-7c759ec96a0e5f6fac405e67e2b7299c0ac0a867.tar.bz2 egawk-7c759ec96a0e5f6fac405e67e2b7299c0ac0a867.zip | |
Disable writing to arbitrary elements of SYMTAB.
Diffstat (limited to 'doc/gawktexi.in')
| -rw-r--r-- | doc/gawktexi.in | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/doc/gawktexi.in b/doc/gawktexi.in index 9a21913b..cc667534 100644 --- a/doc/gawktexi.in +++ b/doc/gawktexi.in @@ -15253,7 +15253,8 @@ if an element in @code{SYMTAB} is an array. Also, you may not use the @code{delete} statement with the @code{SYMTAB} array. -You may use an index for @code{SYMTAB} that is not a predefined identifier: +Prior to @value{PVERSION} 5.0 of @command{gawk}, you could +use an index for @code{SYMTAB} that was not a predefined identifier: @example SYMTAB["xxx"] = 5 @@ -15261,9 +15262,8 @@ print SYMTAB["xxx"] @end example @noindent -This works as expected: in this case @code{SYMTAB} acts just like -a regular array. The only difference is that you can't then delete -@code{SYMTAB["xxx"]}. +This no longer works, instead producing a fatal error, as it led +to rampant confusion. @cindex Schorr, Andrew The @code{SYMTAB} array is more interesting than it looks. Andrew Schorr |