July 2017
Intermediate to advanced
434 pages
12h 59m
English
Content preview from FreeSWITCH 1.8
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"Normal" Variables
Most FreeSWITCH variables are indicated by the syntax ${varname}. Variables can be created, assigned and re-assigned. Actually, assigning a value to a variable creates it, if it does not already exists. If it exists, it reassign it to the new value.
<action application="set" data="mystring='Rehan Allahwala'"/>
<action application="set" data="mystring2=SuzanneBowen"/>
<action application="set" data="mystring2=${mystring}"/>
The application "set" assign variables. Here we see how it works in dialplan "actions". When we create or reassign a variable, we use its name (without the ${} syntax). Inside the "data" argument of the "set" action, we use the equal sign (=) to separate the variable name from its (new) value. The single ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.