Why brace exprs?
Posted to
tcl
by evilotto at Thu Mar 02 18:52:30 GMT 2017
view raw
%
set
a 1
1
%
time
{
set
a [
expr
$a
+ 1]} 1000000
2.834298 microseconds per iteration
%
set
a 1
1
%
time
{
set
a [
expr
{
$a
+ 1}]} 1000000
0.422323 microseconds per iteration
%
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