Thanks you very much for your kind help!
On 10/20/05, John W. Krahn <[EMAIL PROTECTED]> wrote:
> Franklin wrote:
> > Hi:
>
> Hello,
>
> > I am a real beginner of perl. after looking for Internet for serveral
> > hours, I still can't find the answers for my problem. My question is:
> > Which functi
Franklin wrote:
> Hi:
Hello,
> I am a real beginner of perl. after looking for Internet for serveral
> hours, I still can't find the answers for my problem. My question is:
> Which function I can use to get 2 digits after point for a variable?
> For example, for $j=2.56789, how can I get the very
On Oct 20, 2005, at 9:07, Franklin wrote:
I am a real beginner of perl. after looking for Internet for serveral
hours, I still can't find the answers for my problem. My question is:
Which function I can use to get 2 digits after point for a variable?
For example, for $j=2.56789, how can I get th
Hi Wijaya Edward -
At 2005-10-19, 21:18:16 you wrote:
>
>> Hi:
>
>Hi
>> For example, for $j=2.56789, how can I get the very first two digits
>> after points,ie, I just want to get 2.56.
>> Thank you very much in advance.
>>
>
>Is this what you want?
>
>$ perl -e '$j = 2.56789; $j =~ /(\d\.\d\d)
> Hi:
Hi
> For example, for $j=2.56789, how can I get the very first two digits
> after points,ie, I just want to get 2.56.
> Thank you very much in advance.
>
Is this what you want?
$ perl -e '$j = 2.56789; $j =~ /(\d\.\d\d)+/; $ns = $1; print "$ns\n";'
prints: 2.56
Read: perldoc perlretut.
Hi:
I am a real beginner of perl. after looking for Internet for serveral
hours, I still can't find the answers for my problem. My question is:
Which function I can use to get 2 digits after point for a variable?
For example, for $j=2.56789, how can I get the very first two digits
after points,ie,
