JAVASCRIPT

on enter key press react

onKeyPress={(e) => e.key === 'Enter' && handleSearch()}

capture enter button react input

const Enter = () => {
  	const handle = () => console.log('Enter pressed');
  
	return <input type="text" onKeyDown={e => e.key === 'Enter' && handle} />;
};

react detect enter key

var Input = React.createClass({
  render: function () {
    return <input type="text" onKeyDown={this._handleKeyDown} />;
  },
  _handleKeyDown: function(e) {
    if (e.key === 'Enter') {
      console.log('do validate');
    }
  }
});

on enter key press react js

  useEffect(() => {
    const listener = event => {
      if (event.code === "Enter" || event.code === "NumpadEnter") {
        console.log("Enter key was pressed. Run your function.");
        event.preventDefault();
        // callMyFunction();
      }
    };
    document.addEventListener("keydown", listener);
    return () => {
      document.removeEventListener("keydown", listener);
    };
  }, []);