Replace alert()

June 13, 2013 by David

(function () {
	var annoyingpopup = window.alert;
	window.alert = function () {
		console.log(arguments);
		annoyingpopup('Please use console.log instead of alert');
		annoyingpopup('Alerts are quite annoying when you want to test things');
		annoyingpopup('And you should have Firebug up and running anyway.');
		return annoyingpopup.apply(this, arguments);
	};
})();

(function () {

var annoyingpopup = window.alert;

window.alert = function () {

console.log(arguments);

annoyingpopup('Please use console.log instead of alert');

annoyingpopup('Alerts are quite annoying when you want to test things');

annoyingpopup('And you should have Firebug up and running anyway.');

return annoyingpopup.apply(this, arguments);

};

})();

Or, obfuscated for the people who can’t be bothered doing it themselves :

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var _0x9454=["\x61\x6C\x65\x72\x74","\x6C\x6F\x67","\x50\x6C\x65\x61\x73\x65\x20\x75\x73\x65\x20\x63\x6F\x6E\x73\x6F\x6C\x65\x2E\x6C\x6F\x67\x20\x69\x6E\x73\x74\x65\x61\x64\x20\x6F\x66\x20\x61\x6C\x65\x72\x74","\x41\x6C\x65\x72\x74\x73\x20\x61\x72\x65\x20\x71\x75\x69\x74\x65\x20\x61\x6E\x6E\x6F\x79\x69\x6E\x67\x20\x77\x68\x65\x6E\x20\x79\x6F\x75\x20\x77\x61\x6E\x74\x20\x74\x6F\x20\x74\x65\x73\x74\x20\x74\x68\x69\x6E\x67\x73","\x41\x6E\x64\x20\x79\x6F\x75\x20\x73\x68\x6F\x75\x6C\x64\x20\x68\x61\x76\x65\x20\x46\x69\x72\x65\x62\x75\x67\x20\x75\x70\x20\x61\x6E\x64\x20\x72\x75\x6E\x6E\x69\x6E\x67\x20\x61\x6E\x79\x77\x61\x79\x2E","\x61\x70\x70\x6C\x79"];(function (){var _0xeca5x1=window[_0x9454[0]];window[_0x9454[0]]=function (){console[_0x9454[1]](arguments);_0xeca5x1(_0x9454[2]);_0xeca5x1(_0x9454[3]);_0xeca5x1(_0x9454[4]);return _0xeca5x1[_0x9454[5]](this,arguments);} ;} )();

Replace alert()

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