随机性

本页列出了使用随机数、不确定性和随机性的示例。

如何生成随机数

// Declare a variable to store the random number
let number: Int = 0;

// Generate a new random number, which is an unsigned 256-bit integer
number = randomInt();

// Generate a random number between 1 and 12
number = random(1, 12);