## addChannelCheck ## Description Adds a channel check to radio channels. ## Parameters * **channel**: The channel to add the check to. * **function**: the function to call when the check is triggered, which should return a boolean of if the player is allowed to join the channel.. ```lua -- Example for addChannelCheck -- this always has to return true/false exports['pma-voice']:addChannelCheck(1, function(source) if IsPlayerAceAllowed(source, 'radio.police') then return true end return false end) ```