$ cnpm install @reach/popover
import React, { useRef, useState } from "react";
import Popover, { positionDefault } from "@reach/popover";
function Example() {
const ref = useRef(null);
const [value, setValue] = useState("");
return (
<div>
<label>
<span>Type for a special message</span>
<input
type="text"
ref={ref}
onChange={event => setValue(event.target.value)}
/>
</label>
{value.length > 0 && (
<Popover targetRef={ref} position={positionDefault}>
<div>
<p>Whoa! Look at me!</p>
</div>
</Popover>
)}
</div>
);
}
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