Nice golf, but your solution never returns 0, which is what the original snippet does. Furthermore, if $status is '0E0' or '0.0' it returns 1, because they both are true values, though numerically zero.
See:
for ( 0, 0.0, "0", "0.0", "0E0", 1, "1" ) {
print $_, "\t", !!$_, "\t", ( $_==0 ? 0 : 1 ), "\n";
}
prints out
0 0
0 0
0 0
0.0 1 0
0E0 1 0
1 1 1
1 1 1
Best regards
Antonio Bellezza
Update:
As pointed out in other posts, the same behaviour of "0.0" and "0E0" is true for strings not representing numbers, which have true values, but behave as 0 in numeric comparison. The difference is a warning of type
Argument "xyz" isn't numeric in numeric eq (==) at - line 3.
when -w is enabled.
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