how to give a element 2 classes but take the location of only one in reactjs code example

Example: jsx classname multiple

// Using String Templates
<div className={`${this.state.className} ${this.props.content.divClassName}}`>
	...
</div>
// OR
// Using An Array
<div className={[this.state.className, this.props.content.divClassName].join(" ")}>
	...
</div>