#dialplan variable manipulating

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Manipulating Dialplan Variables : Asterisk

Manipulating Dialplan Variables : Asterisk

We often require to do string manipulation on a variable. For example, a variable named phonenumber which represents a number we’d like to call, and we want to strip off the first 5 digit before dialing the number. Asterisk provides a special syntax for doing just that, which looks like ${variable[:skip[:length]} The optional skip field tells Asterisk how many digits to strip off the front of the…

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