javascript trim left and right spaces

In javascript, if you want to remove spaces between the left and right sides of the string, you can use the trim, ltrim, or rtrim function in vbs, and you will find an error, if you do not have these three functions in js, You need to customize them.

JavaScript code will surely be used as a space. In the next article, we will introduce in detail how to remove spaces on the left and right sides of the string respectively, if you are interested, you can refer to the following strings to separate

In a string, sometimes there is a space character on the left or right of the string. during development, we may need to remove the white space on the left or right. Js does not have trim functions like php. In this case, we have to write a js

Js custom trim function to delete spaces at both ends, jstrim This article describes how to delete spaces at both ends of a js custom trim function. We will share this with you for your reference. The details are as follows: Compatible with

Several Methods in js to remove spaces between the left and right strings // recon: //------------- // Remove the space on the left of the string Function ltrim (str) { If (str. charat (0) = "") { // If the first character on the left of the string

Several methods in js to remove spaces between the left and right strings // recon: //------------- // Remove the space on the left of the string Function ltrim (str) { If (str. charat (0) = "") { // If the first character on the left of the string

This article mainly introduces how to remove spaces between the left and right strings using regular expressions in Javascript. Combined with examples, it analyzes the simple implementation techniques of JavaScript for first and last matching and

Because the JavaScript function library does not have a ready-made method to remove string spaces, write one: // Remove left and right Spaces Function trim (STR){VaR I, J;If (STR = ""){Return "";}For (I = 0; I {If (str. charAt (I )! = ''){Break;}}If

Php learns to delete string whitespace characters. You can use Trim (), LTrim (), RTrim () functions to remove whitespace from the string masthead or end: $trimmed = Trim (String[,charlist]), $trimmed = LTrim (String[,charlist]); trimmed = RTrim

This article mainly introduces how to replace regular expressions with spaces in Javascript, compares and analyzes deletion techniques for full-width and half-width spaces with examples, and describes how to replace regular expressions, for more