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  1. APIs

add( )

Adds custom CSS classes to an element's class list.

Description

Adds one or more custom CSS classes to the class list of an element.

Syntax

function add(className: ...string): void

add Parameters

NAME
TYPE
DESCRIPTION
className
string

The names of the custom classes to add to an element.

Returns

This function does not return anything.

Return Type:

void

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Add a single class to an element

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1$w("#myElement").customClassList.add("className1");
Add multiple classes to an element

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1$w("#myElement").customClassList.add("className1", "className2");