Skip to content
Asterisk Documentation
Dialplan Functions
Initializing search
Asterisk
Asterisk Versions
Report Documentation Issues
Contribute to the Documentation
Asterisk Documentation
Asterisk
Asterisk Versions
Report Documentation Issues
Contribute to the Documentation
About the Project
Asterisk Community
Fundamentals
Getting Started
Configuration
Deployment
Operation
Development
Latest API
Asterisk 16 Documentation
Asterisk 16 Documentation
Upgrading to Asterisk 16
New in 16
API Documentation
API Documentation
AGI Commands
AMI Actions
AMI Events
Asterisk REST Interface
Dialplan Applications
Dialplan Functions
Dialplan Functions
ABS
AES_DECRYPT
AES_ENCRYPT
AGC
AGENT
AMI_CLIENT
ARRAY
AST_CONFIG
AST_SORCERY
BASE64_DECODE
BASE64_ENCODE
BASENAME
BLACKLIST
CALENDAR_BUSY
CALENDAR_EVENT
CALENDAR_QUERY
CALENDAR_QUERY_RESULT
CALENDAR_WRITE
CALLCOMPLETION
CALLERID
CALLERPRES
CDR
CDR_PROP
CHANNEL
CHANNELS
CHANNEL_EXISTS
CHECKSIPDOMAIN
CONFBRIDGE
CONFBRIDGE_CHANNELS
CONFBRIDGE_INFO
CONNECTEDLINE
CSV_QUOTE
CURL
CURLOPT
CUT
DB
DB_DELETE
DB_EXISTS
DB_KEYCOUNT
DB_KEYS
DEC
DENOISE
DEVICE_STATE
DIALGROUP
DIALPLAN_EXISTS
DIRNAME
DUNDILOOKUP
DUNDIQUERY
DUNDIRESULT
ENUMLOOKUP
ENUMQUERY
ENUMRESULT
ENV
EVAL
EVAL_EXTEN
EXCEPTION
EXISTS
EXPORT
EXTENSION_STATE
FAXOPT
FEATURE
FEATUREMAP
FIELDNUM
FIELDQTY
FILE
FILE_COUNT_LINE
FILE_FORMAT
FILTER
FRAME_DROP
FRAME_TRACE
GEOLOC_PROFILE
GLOBAL
GROUP
GROUP_COUNT
GROUP_LIST
GROUP_MATCH_COUNT
HANGUPCAUSE
HANGUPCAUSE_KEYS
HASH
HASHKEYS
HINT
HOLD_INTERCEPT
IAXPEER
IAXVAR
ICONV
IF
IFMODULE
IFTIME
IMPORT
INC
ISNULL
JABBER_RECEIVE
JABBER_STATUS
JITTERBUFFER
JSON_DECODE
KEYPADHASH
LEN
LISTFILTER
LOCAL
LOCAL_PEEK
LOCK
LTRIM
MAILBOX_EXISTS
MASTER_CHANNEL
MATH
MAX
MD5
MEETME_INFO
MESSAGE
MESSAGE_DATA
MIN
MINIVMACCOUNT
MINIVMCOUNTER
MIXMONITOR
MUTEAUDIO
ODBC
ODBC_FETCH
PARK_GET_CHANNEL
PASSTHRU
PERIODIC_HOOK
PITCH_SHIFT
PJSIP_AOR
PJSIP_CONTACT
PJSIP_DIAL_CONTACTS
PJSIP_DTMF_MODE
PJSIP_ENDPOINT
PJSIP_HEADER
PJSIP_HEADERS
PJSIP_MEDIA_OFFER
PJSIP_MOH_PASSTHROUGH
PJSIP_PARSE_URI
PJSIP_RESPONSE_HEADER
PJSIP_RESPONSE_HEADERS
PJSIP_SEND_SESSION_REFRESH
POLARITY
POP
PP_EACH_EXTENSION
PP_EACH_USER
PRESENCE_STATE
PUSH
QUEUE_EXISTS
QUEUE_GET_CHANNEL
QUEUE_MEMBER
QUEUE_MEMBER_COUNT
QUEUE_MEMBER_LIST
QUEUE_MEMBER_PENALTY
QUEUE_VARIABLES
QUEUE_WAITING_COUNT
QUOTE
RAND
REALTIME
REALTIME_DESTROY
REALTIME_FIELD
REALTIME_HASH
REALTIME_STORE
REDIRECTING
REGEX
REPLACE
RTRIM
SAYFILES
SCRAMBLE
SET
SHA1
SHARED
SHELL
SHIFT
SIPPEER
SIP_HEADER
SIP_HEADERS
SMDI_MSG
SMDI_MSG_RETRIEVE
SORT
SPEECH
SPEECH_ENGINE
SPEECH_GRAMMAR
SPEECH_RESULTS_TYPE
SPEECH_SCORE
SPEECH_TEXT
SPRINTF
SQL_ESC
SQL_ESC_BACKSLASHES
SRVQUERY
SRVRESULT
STACK_PEEK
STAT
STIR_SHAKEN
STRBETWEEN
STRFTIME
STRPTIME
STRREPLACE
SYSINFO
TALK_DETECT
TESTTIME
TIMEOUT
TOLOWER
TONE_DETECT
TOUPPER
TRIM
TRYLOCK
TXTCIDNAME
UNLOCK
UNSHIFT
URIDECODE
URIENCODE
VALID_EXTEN
VERSION
VMCOUNT
VM_INFO
VOLUME
Module Configuration
Modules
Asterisk 18 Documentation
Asterisk 19 Documentation
Asterisk 20 Documentation
Asterisk 21 Documentation
Certified Asterisk 18.9 Documentation
Certified Asterisk 20.7 Documentation
Test Suite Documentation
Historical Documentation
Dialplan Functions
¶
Back to top