Community Learn Tools Library Leisure

English

Home > Web Front-end > JS Tutorial > Examples of removing leading and trailing spaces in javascript_javascript skills

Examples of removing leading and trailing spaces in javascript_javascript skills

WBOY

Release： 2016-05-16 17:16:53

Original

972 people have browsed it

Code

Copy code The code is as follows:

function String.prototype.Trim() { return this.replace(/(^/s*)|(/s*$)/g, ""); } // Remove left and right spaces
function String.prototype.Ltrim() { return this.replace( /(^/s*)/g, ""); }                                                                                                                                                                                                                          // Remove the left space
function String.prototype.Rtrim() { return this.replace(/(/s*$)/g, "") ;} // Remove the right space 
 

Example

Copy code The code is as follows: 🎜>

Let’s take a look at what “/s means” in Js scripts.

s matches any whitespace character, including Spaces, tabs, form feeds, etc. Equivalent to [fnrtv].
Please remember that it is lowercase s

Related labels：

javascript

source：php.cn

Previous article：Three ways to dynamically load JS files_javascript skills Next article：jqueyr determines the selection of the checkbox group (sample code)_jquery

Statement of this Website

The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn