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How to implement random numbers with jquery

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2020-11-24 14:36:537242browse

How to use jquery to implement random numbers: First use the p tag to create an area to display random numbers; then use [Math.random()] to generate a random number, and pass the [parseInt()] method Rounding; finally, the obtained random number is output in the p tag through the [html()] method.

How to implement random numbers with jquery

The operating environment of this tutorial: windows7 system, jquery3.5.1 version. This method is suitable for all brands of computers.

How to use jquery to implement random numbers:

1. Create a new html file, named test.html, to explain how jquery generates random numbers.

How to implement random numbers with jquery

2. In the test.html file, use the p tag to create an area for displaying random numbers, and set the id of the p tag to randnum.

How to implement random numbers with jquery

3. In the test.html file, use the button tag to create a button, bind the onclick click event to the button, and when the button is clicked, execute the createRand() function .

How to implement random numbers with jquery

4. In the js tag, create the createRand() function. Within the function, define two variables x and y, which are used to set the range of random numbers. For example, the range of random numbers set here is 0 to 1000.

How to implement random numbers with jquery

5. In the createRand() function, use Math.random() to generate a random number and passparseInt()The method rounds, and the obtained random number is output in the p tag through the html() method.

How to implement random numbers with jquery

#6. Open the test.html file in the browser and click the button to view the results.

How to implement random numbers with jquery

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