sunslayer commented on a Page, snippet packet  -  Feb 08, 2011

Jethro_, if you use $$2 then there is no need for $$1 because if $2 then there must be $1.

if ($$1 isnum 0-9) || ($$1 !isnum) {

can be rewritten as

if ($$1 isnum 0-9 || $1 !isnum) {

because if !$1 then it would have been halted by $v1

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