PHP WeChat scratch card with WeChat interface _ php instance

The most important and core part of a lottery like a big turntable or scratch card is how to set the probability of winning the prize. This article combines the code of multiple big turntable and scratch cards on the Internet, whether it is a big turntable or a scratch card, the same method can be used to calculate the probability of winning and control the number of prize pools, this article shares with you the PHP scratch card instance code, PHP scratch card + interface, which can be called directly and comes with an interface for you to learn.

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Prize. php

<? Php $ rand = rand (1,100); if ($ rand <10) {$ prize = 'Apple 1 ';} else if ($ rand <30) {$ prize = 'Apple 2 ';} else if ($ rand <60) {$ prize = 'Apple 3 ';} else {$ prize = 'Thank you for participating ';}?>  
  
  
  
  
  Scratch card