How can I create a random number generator in JavaScript?

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2026-09-29 13:31:46
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本文共计129个文字,预计阅读时间需要1分钟。

How can I create a random number generator in JavaScript?

plaintext生成浮点数(0到1之间): Math.random()生成浮点数(0到max之间): Math.random() * max生成浮点数(min到max之间): Math.random() * (max - min) + min生成整数(0到1之间,不包括1): Math.random() * (1 - 0) + 0生成整数(0到max之间,包括0但不包括max): parseInt(Math.random() * max)

How can I create a random number generator in JavaScript?

Generate Float

// (0, 1) Math.random(); // (0, max) Math.random() * max // (min, max) Math.random() * (max - min) + min Generate Int

// (0, 1) no integer between 0 and 1 // (0, max) parseInt(Math.random() * max); // include 0, but not include max parseInt(Math.random() * (max + 1)); // include 0 and max // (min, max) parseInt(Math.random() * (max - min) + min); // include min, but not include max parseInt(Math.random() * (max - min + 1) + min); // include min and max

本文共计129个文字,预计阅读时间需要1分钟。

How can I create a random number generator in JavaScript?

plaintext生成浮点数(0到1之间): Math.random()生成浮点数(0到max之间): Math.random() * max生成浮点数(min到max之间): Math.random() * (max - min) + min生成整数(0到1之间,不包括1): Math.random() * (1 - 0) + 0生成整数(0到max之间,包括0但不包括max): parseInt(Math.random() * max)

How can I create a random number generator in JavaScript?

Generate Float

// (0, 1) Math.random(); // (0, max) Math.random() * max // (min, max) Math.random() * (max - min) + min Generate Int

// (0, 1) no integer between 0 and 1 // (0, max) parseInt(Math.random() * max); // include 0, but not include max parseInt(Math.random() * (max + 1)); // include 0 and max // (min, max) parseInt(Math.random() * (max - min) + min); // include min, but not include max parseInt(Math.random() * (max - min + 1) + min); // include min and max