require_once 'PEAR/ErrorStack.php';
void PEAR_ErrorStack::setContextCallback (array|string|null $contextCallback)
void PEAR_ErrorStack::setContextCallback
This method sets the callback that can be used to generate context information for an error. Passing in NULL will disable context generation and remove the expensive call to debug_backtrace()
A valid callback as defined by is_callable()
No exceptions thrown.
This function can not be called statically.
