Re^3: Shortcut operator for $a->{'b'}=$b if $b;

And thereby logical false values do not get assigned, which is not as per the specs.

CountZero

"If you have four groups working on a compiler, you'll get a 4-pass compiler." - Conway's Law

Comment on Re^3: Shortcut operator for $a->{'b'}=$b if $b;

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Re^4: Shortcut operator for $a->{'b'}=$b if $b; by Roy Johnson (Monsignor) on Sep 20, 2005 at 22:21 UTC
You should re-read the OP's post. It says "The point is to have no key 'b' exist if $b is false." Caution: Contents may have been coded under pressure.	[reply]