Re: perltrap: Shell traps page might be updated

> 
>     s1 = s2       True if the strings s1 and s2 are identical.
> 
>     s1 != s2      True if the strings s1 and s2 are not identical.
> 
>     s1 < s2       True if string s1 comes before s2 based on the ASCII value
>                   of their characters.
> 
>     s1 > s2       True if string s1 comes after s2 based on the ASCII value
>                   of their characters.
> 
> Nicholas Clark
> 

Hmm... Well, 'man bash' says

       == !=  equality and inequality
       &      bitwise AND
       ^      bitwise exclusive OR
       |      bitwise OR
       &&     logical AND
       ||     logical OR

But it seems that '=' works as well. I bet '==' is a bash extension...