You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
svelte/site/content/tutorial/06-bindings/04-group-inputs/app-a/App.svelte

54 lines
1.1 KiB

<script>
let scoops = 1;
let flavours = ['Mint choc chip'];
function join(flavours) {
if (flavours.length === 1) return flavours[0];
return `${flavours.slice(0, -1).join(', ')} and ${flavours[flavours.length - 1]}`;
}
</script>
<h2>Size</h2>
<label>
<input type=radio group={scoops} name="scoops" value={1}>
One scoop
</label>
<label>
<input type=radio group={scoops} name="scoops" value={2}>
Two scoops
</label>
<label>
<input type=radio group={scoops} name="scoops" value={3}>
Three scoops
</label>
<h2>Flavours</h2>
<label>
<input type=checkbox group={flavours} name="flavours" value="Cookies and cream">
Cookies and cream
</label>
<label>
<input type=checkbox group={flavours} name="flavours" value="Mint choc chip">
Mint choc chip
</label>
<label>
<input type=checkbox group={flavours} name="flavours" value="Raspberry ripple">
Raspberry ripple
</label>
{#if flavours.length === 0}
<p>Please select at least one flavour</p>
{:else if flavours.length > scoops}
<p>Can't order more flavours than scoops!</p>
{:else}
<p>
You ordered {scoops} {scoops === 1 ? 'scoop' : 'scoops'}
of {join(flavours)}
</p>
{/if}