Help for this page

Select Code to Download

Select or download this
```
if ($x =~ /^$y$/i) {
    #whatever
}
```

Select or download this

#! perl -w

...
         eq:  1 wallclock secs ( 1.12 usr +  0.00 sys =  1.12 CPU) @ 8
+91265.60/s (n=1000000)
         re:  2 wallclock secs ( 1.06 usr +  0.00 sys =  1.06 CPU) @ 9
+79431.93/s (n=1000000)