runkit_function_remove Remove a function definition &reftitle.description; boolrunkit_function_remove stringfuncname ¬e.runkit.internal-override; &reftitle.parameters; funcname Name of function to be deleted &reftitle.returnvalues; &return.success; &reftitle.seealso; runkit_function_add runkit_function_copy runkit_function_redefine runkit_function_rename