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Diffstat (limited to 'jim_tcl.txt')
| -rw-r--r-- | jim_tcl.txt | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/jim_tcl.txt b/jim_tcl.txt index 8684ed9..2c5409e 100644 --- a/jim_tcl.txt +++ b/jim_tcl.txt @@ -2489,6 +2489,23 @@ The following two are identical. set x $(3 * 2 + 1) ---- +However note that the expr shorthand syntax may not be nested in an expression. +This is to prevent the common mistake of writing: + +---- + if {$(1 + 2) == 3) { + ... + } +---- + +rather than: + +---- + if {(1 + 2) == 3) { + ... + } +---- + file ~~~~ +*file* 'option name ?arg\...?'+ |