Trim leading whitespace in a string
Set the channel group name for log filtering on this channel
Attempts to grab a named lock exclusively, and prevents other channels from obtaining the same lock. LOCK will wait for the lock to become available.
Retrieve variables hidden by the local gosub stack frame.
Read and write a variable local to the gosub stack frame, once we Return() it will be lost (or it will go back to whatever value it had before the.
Remove value from the list contained in the varname variable, where the list delimiter is specified by the delim parameter.
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 ...
Hash the letters in string into equivalent keypad numbers.
Extract values from JSON strings in the Asterisk dialplan. Commonly used to parse API responses from CURL(), ARI callbacks, or webhook payloads. Suppo...
Add a Jitterbuffer to the Read side of the channel. This dejitters the audio stream before it reaches the Asterisk core. This is a write only function...
Retrieves the numeric status associated with the buddy identified by jid. The return value will be one of the following.
Reads XMPP messages.
Check if a value is NULL.
Increments the value of a variable, while returning the updated value to the dialplan
Retrieve the value of a variable from another channel.
Temporal Conditional.
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'
Converts charsets of strings.
Sets or retrieves a remote variable.
Gets IAX peer information.
Intercepts hold frames on a channel and raises an event instead of passing the frame on
The HINT function can be used to retrieve the list of devices that are mapped to a dialplan hint. Asterisk dialplan function reference.
Retrieve the keys of the HASH() function.
In two arguments mode, gets and sets values to corresponding keys within a named associative array. Asterisk dialplan function reference.
Gets the list of channels for which hangup causes are available.