safeLog.js

/**
* An alias for console.log. Only logs messages if the browser
* supports 'console' and the script is running in a dev environment.
*  
* @param {Mixed} Any number of arguments
* @return {Undefined}
*/ 
var safeLog = (function(){
	var url = window.location.href,
	logAllowed = url.indexOf('8888') > -1 && window.console; 

	return function(){
		if (logAllowed) console.log.apply(console, arguments); 
	};
})(); 

// E.g. 
safeLog('mytest', {test: 'testing'}, ['another', 'test']);