how to use if else inside jsx in react
renderElement(){
if(this.state.value == 'news')
return <Text>data</Text>;
return null;
}
render() {
return (
<View style={styles.container}>
{ this.renderElement() }
</View>
)
}ternary react
render() {
const isLoggedIn = this.state.isLoggedIn;
return (
<div>
The user is <b>{isLoggedIn ? 'currently' : 'not'}</b> logged in.
</div>
);
}react if statement
render() {
const isLoggedIn = this.state.isLoggedIn;
return (
<div>
The user is <b>{isLoggedIn ? 'currently' : 'not'}</b> logged in. </div>
);
}make a if in jsx
var loginButton;
if (loggedIn) {
loginButton = <LogoutButton />;
} else {
loginButton = <LoginButton />;
}
return (
<nav>
<Home />
{loginButton}
</nav>
);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>
);
}if else react render in jsc
const functionalComponent=()=> {
return (
<div>{
props.isFeatured ? (
<div className="featured_ovelay_icon">lol</div>
) : ("")
}
</div>
);
}Copyright © 2021 Codeinu
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