JavaScript Reference, JavaScript Guide, JavaScript API, JS API, JS Guide, JS Reference, Learn JS, JS Documentation", "JS Tutorial, JavaScript Tutorial, JavaScript Guide, Learn JavaScript JS, How To Learn JS, Learning JavaScript", "JavaScript JS Documentation: JS Array lastIndexOf, JavaScript Array lastIndexOf, JS Array .lastIndexOf, JavaScript Array .lastIndexOf", "JavaScript JS Documentation: JS Function arguments, JavaScript Function arguments, JS Function .arguments, JavaScript Function .arguments", "JavaScript JS Documentation: JS Number valueOf, JavaScript Number valueOf, JS Number .valueOf, JavaScript Number .valueOf", "JavaScript JS Documentation: JS RegExp test, JavaScript RegExp test, JS RegExp .test, JavaScript RegExp .test", "JavaScript JS Documentation: JS String split, JavaScript String split, JS String .split, JavaScript String .split", ); echo $promotes[rand(0, count($promotes) - 1)]; ?>