The number of occurrences of each character in the JavaScript statistics string. Example _ javascript skills

This article mainly introduces how to count the number of occurrences of each character in a string in JavaScript, and analyzes the skills related to the traversal operation of characters in a string in the form of a complete example, for more information about how to count the occurrences of each character in a JavaScript string, see the example in this article. We will share this with you for your reference. The details are as follows:

This is an interview question. You can obtain the number of occurrences of each character in the string.

Let's take a look at the running effect:

The Code is as follows:

  Evaluate the number of occurrences of each character in a string