Permits all characters listed in allowed-chars, filtering all others outs. In addition to literally listing the characters, you may also use ranges of...

Reference function

FIELDQTY()

The delimiter may be specified as a special or extended ASCII character, by encoding it. Asterisk dialplan function reference.

Reference function dialplan

FIELDNUM()

Search the variable named varname for the string value delimited by delim and return a 1-based offset as to its location.

Reference function dialplan

EXISTS()

Test the existence of a value.

Reference function dialplan

ENUMRESULT()

Retrieve results from a ENUMQUERY.

Reference function dialplan

ENUMQUERY()

Initiate an ENUM query.

Reference function dialplan

ENUMLOOKUP()

General or specific querying of NAPTR records for ENUM or ENUM-like DNS pointers.

Reference function dialplan

DUNDIRESULT()

Retrieve results from a DUNDIQUERY.

Reference function dialplan

DIGIT_SUM()

Returns the sum of all the digits in a number.

Reference function dialplan

CUT()

Slices and dices strings, based upon a named delimiter.

Reference function dialplan

CSV_QUOTE()

Quotes a given string for use in a CSV file, escaping embedded quotes as necessary

Reference function dialplan

CHANNELS()

Gets the list of channels, optionally filtering by a regular expression.

Reference function dialplan

AST_SORCERY()

Get a field from a sorcery object

Reference function dialplan

AST_CONFIG()

Retrieve a variable from a configuration file.

Reference function dialplan

ARRAY()

The comma-delimited list passed as a value to which the function is set will be interpreted as a set of values to which the comma-delimited list of.

Reference function dialplan

ABS()

Returns absolute value of a number.

Reference function dialplan

WaitForRing()

Returns '0' after waiting at least timeout seconds, and only after the next ring has completed. Returns '0' on success or '-1' on hangup.

Reference application dialplan

Wait()

Waits for some time.

Reference application

Verbose()

Send arbitrary text to verbose output.

Reference application dialplan

StopMusicOnHold()

Asterisk StopMusicOnHold dialplan application reference. Complete documentation with syntax, arguments, and usage examples.

Reference application dialplan

SkelGuessNumber()

This simple number guessing application is a template to build other applications from. Asterisk dialplan application reference.

Reference application dialplan

ODBC_Rollback()

Rollback a currently open database transaction.

Reference application dialplan

ODBC_Commit()

Commits a currently open database transaction.

Reference application dialplan

ODBCFinish()

Clear the resultset of a sucessful multirow query.

Reference application dialplan

Milliwatt()

Generates a 1004 Hz test tone. By default, this application does not provide a Milliwatt test tone. Asterisk dialplan application reference.

Reference application dialplan