Get Comparison operators from with RexExp - Shell Programming and Scripting

umen · #1 (**permalink**) 07-19-2006

Hello all

im trying to get the Comparison operators from string with out much success
I have :
$myvar = "if (hhhh <= blah.count )" ;

when I do :
if ($myvar =~ m/.*([<=|=|<|>|>=]).*/){
…….
}
I keep getting the "=" and not "<="
why ?

aigles · #2 (**permalink**) 07-19-2006

Try :

Code:

if ($myvar =~ m/.*(<=|=|<|>|>=).*/){

Jean-Pierre.

umen · #3 (**permalink**) 07-19-2006

Tnx for the fast reply but no... it still dont catch if i have :
$myvar = "if (hhhh <= blah.count )" ;

it finds me in the $1 "=" and not "<="
?

umen · #4 (**permalink**) 07-19-2006

how can i recognize match of word duplication in string
for example if i have :
"blah.foo(blah.ggg)"
how can i know with regexp that i have duplication of "blah"?

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