react style ternary operator
<img
src={this.state.photo}
alt=""
style={ isLoggedIn ? { display:'block'} : {display : 'none'} }
/>
// or
<img
src={this.state.photo}
alt=""
style={ { display: isLoggedIn ? 'block' : 'none' } }
/>react style ternary operator
<img
src={this.state.photo}
alt=""
style={ isLoggedIn ? { display:'block'} : {display : 'none'} }
/>
// or
<img
src={this.state.photo}
alt=""
style={ { display: isLoggedIn ? 'block' : 'none' } }
/>adding a if stement in jsx
render() {
return (
<View style={styles.container}>
{this.state.value == 'news'? <Text>data</Text>: null }
</View>
)
}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>
);
}Copyright © 2021 Codeinu
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