How To Change All Input Values Into Uppercase Using jQuery

In this post, we will learn about how to uppercase all characters of the input box and retrieve all text as uppercase using jQuery. Here is an example for this demo, first we need to add one input box and create a jQuery keyup event for input box than we have to use the toUpperCase function for convert input box value from lower case to upper case than assign this converted text into the input box. Let's start coding.

source https://www.c-sharpcorner.com/Blogs/how-to-change-all-input-value-uppercase-using-jquery