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Section: All Snippets Scripts Reference Guides
MATH()

Performs Mathematical Functions.

Reference function dialplan
LEN()

Return the length of a string in the Asterisk dialplan. Counts characters in the given argument. Commonly used to validate input length or check if a ...

Reference function dialplan
KEYPADHASH()

Hash the letters in string into equivalent keypad numbers.

Reference function dialplan
ISNULL()

Check if a value is NULL.

Reference function dialplan
IFTIME()

Temporal Conditional.

Reference function dialplan
IFMODULE()

Checks if a module is loaded. Use the full module name as shown by the list in 'module list'. Returns '1' if module exists in memory, otherwise '0'

Reference function dialplan
IF()

Check for an expression.

Reference function
ICONV()

Converts charsets of strings.

Reference function dialplan
HASHKEYS()

Retrieve the keys of the HASH() function.

Reference function dialplan
GROUP_MATCH_COUNT()

Counts the number of channels in the groups matching the specified pattern.

Reference function dialplan
GLOBAL()

Gets or sets the global variable specified.

Reference function dialplan
FILTER()

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