apc_inc Increase a stored number &reftitle.description; intapc_inc stringkey intstep1 boolsuccess Increases a stored number. &reftitle.parameters; key The key of the value being increased. step The step, or value to increase. success Optionally pass the success or fail boolean value to this referenced variable. &reftitle.returnvalues; Returns the current value of key's value on success, &return.falseforfailure; &reftitle.examples; <function>apc_inc</function> example ]]> &example.outputs.similar; &reftitle.seealso; apc_dec