How to clear all Chinese characters and spaces by JavaScript

This article mainly introduces JavaScript how to remove all Chinese characters and spaces, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

Clear all Chinese characters and spaces function clearCNCharsAndSpaces (str) {

Return str.replace (/ [\\ u4e00 -\\ u9fa5] / gheroine')

} what are the characteristics of JavaScript? 1. Js belongs to an explanatory scripting language. 2. With the support of most browsers, js can run on multiple platforms and has cross-platform characteristics. 3. Js is a weakly typed scripting language that does not make strict requirements on the data types used. It is able to type conversion, simple and easy to use. 4. Js language is highly secure, and it can only browse information or interact dynamically through the browser, so as to effectively prevent the loss of data. 5, object-based scripting language, js can not only create objects, but also use existing objects.

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