[asterisk-users] receiving 1st digit from a variable

[Klaus Darilion]

Tamer Higazi wrote:
> Hi people!
> I want to save the 1st letter from the ${EXTEN} variable. I don't want
> to trim it, I want to RESAVE it into a new variable.
> 
> Let us assume the ${EXTEN} contains: 0698332977 then I'd love to get the 0

Set(FIRSTDIGIT=${EXTEN:0:1})

substring options:
first number:  where to start (starts with zero)
second number: how many characters

regards
klaus

> I would thank you for all advises.
> 
> 
> 
> Tamer
> 
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