condition in element level reactjs code example
Example 1: conditional jsx property
render() {
return (
<a className="navbar-brand" {... url ? {href: url} : {}}>Logo</a>
)
}
Example 2: react native conditional rendering
function Mailbox(props) {
const unreadMessages = props.unreadMessages;
return (
<div>
<h1>Hello!</h1>
{unreadMessages.length > 0 &&
<h2>
You have {unreadMessages.length} unread messages.
</h2>
}
</div>
);
}