how to delete the item in th elist based on the index value react code example

Example: how to delete element at a particular index of array in react js

var array = [...this.state.people]; // make a separate copy of the array
  var index = array.indexOf(e.target.value)
  if (index !== -1) {
    array.splice(index, 1);
    this.setState({people: array});
  }