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import React from 'react'
export default class SnapScrollPosition extends React.Component {
constructor(props) {
super(props)
this.state = { positionY: -1 }
}
componentDidMount() {
this.setState({ positionY: window.scrollY })
}
render() {
return (
<main>
{Array.from({ length: 500 }, (x, i) => i + 1).map((i) => {
return (
<div key={`item-${i}`} id={`item-${i}`}>
{i}
</div>
)
})}
<span id="scroll-pos-y">{this.state.positionY}</span>
</main>
)
}
}
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