LESS - String Functions

Description

Less supports some of the string functions as listed below −

  • escape
  • e
  • % format
  • replace

The following table describes the above string functions along with description.

Sr.No. Types & Description Example
1

Escape

It encodes a string or information by using URL encoding on special characters. You could not encode some characters such as , , / , ? , @ , & , + , ~ , ! , $ , ' and some characters you can encode such as \ , # , ^ , ( , ) , { , } , : , > , < , ] , [ and =.

 
escape("Hello!! welcome to Tutorialspoint!")

It outputs escaped string as −

Hello%21%21%20welcome%20to%20Tutorialspoint%21
2

e

It is a string function which uses string as parameter and returns the information without quotes. It is a CSS escaping which uses ~"some content" escaped values and numbers as parameters.

 
filter: e("Hello!! welcome to Tutorialspoint!");

It outputs escaped string as −

filter: Hello!! welcome to Tutorialspoint!;
3

% format

This function formats a string. It can be written with the following format −

%(string, arguments ...)

format-a-d: %("myvalues: %a myfile: %d", 2 + 3, 
"mydir/less_demo.less");

It outputs the formatted string as −

format-a-d: "myvalues: 5 myfile: 
"mydir/less_demo.less"";
4

replace

It is used to replace the text within a string. It uses some parameters −

  • string − It searches the string and replace in.

  • pattern − It searches the regular expression pattern.

  • replacement − It replaces the string that matches the pattern.

  • flags − These are optional regular expression flags.

 
replace("Welcome, val?", "val\?", 
"to Tutorialspoint!");

It replaces the string as −

"Welcome, to Tutorialspoint!"
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