Different platforms have different type of cheat codes and they vary from one platform to another. Even for the same Asphalt Xtreme Triche, the cheat codes on PlayStation would be different and the cheat codes on the computer would be different. That is why, when you're searching for the cheat codes, you have to 1st find the right source for finding the cheat codes and then only you can think of using them.
1. Online cheat codes:
the Internet is the best place which you have got for searching for the cheat codes. If you look at the number of websites which publishes the popular cheat codes, you would find that they are plenty and therefore you would be able to almost find each and every cheat code of a particular game.
If you're looking at the authority websites, you would find that on these websites, the users actively search for the cheat codes and test them and post them as well. Thus on these websites, you can ensure that you are able to continuously use the cheat codes which are tested by other users. When you're searching on these websites, you would be able to consistently find the cheat codes which would ensure that you are able to get all the cheat codes on a single website.
The main advantages of such website is that they are completely free and therefore you do not have to pay anything in order to get the cheat code.
2. Magazines:
if the cheat codes are game changing and if they are having a significant impact on the gameplay, you might find the mention of the cheat codes in the magazine's as well. There are many magazines in the gaming industry like the PlayStation 3 magazine and other such Mobile Strike Triche and once you are able to look into these magazines, you would be able to easily find the cheat codes for the most popular games.
Instead of looking at the off-line magazines, you have to look at the online magazine's because these would be publishing the cheat codes at a much faster pace as compared to the off-line magazines and therefore you would be able to get the cheat codes or not as well.
So, if you're looking for the cheat codes of PlayStation 3 for any game, these 2 are the main sources which you can opt for in order to get the cheat codes.