How to generate random numbers in javascript_javascript skills

1. Use the built-in random number generation method:

Copy the code The code is as follows :

Math.random(); //This method generates a floating point number between 0 and 1.
Math.floor(Math.random()*10 1); //1-10
Math.floor(Math.random()*24);//0-23

2. Based on time, random numbers can also be generated:

Copy code The code is as follows:

var now=new Date();
var number = now.getSeconds(); //This will generate an integer from 0 to 59 based on the current time.

var now=new Date();
var number = now.getSeconds()C; //This will generate an integer from 0 to 42 based on the current time.

3. A very excellent random number generator program that can be used in many fields.
Program code

Copy code The code is as follows: