set_referer
set_referer(); - set the referrer in JS : navigator.referer. (Available from version 4.10.1)
The function accepts parameters as input:
$referer – the referrer that will be used for subsequent navigation. When passing an empty string, the default referrer will be used.
After testing, the function returns the result of its work to the script :
true – successfully setfalse – failed to set