Something I always thought was cool but never got in the habit of doing is putting constants on the left side of the == comparison. If the character goblins grab one of your =, you'll get a compile error instead of an unwanted assignment.

if (42 = $num) { print "It's 42."; }

YuckFo

In reply to Re: Defensive Programming by YuckFoo
in thread Defensive Programming by George_Sherston

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