React Buttons:

Change Selection Number using React Button

We have some numbers in this post. The numbers are black. These numbers have gray borders. There is a white button below these numbers. Each time you click on this button, the numbers in the order turn green. This code was created using React.

Free React Button Code

Select Number Toggle Code

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CSS Selection Border Effect

<!-- This script got from frontendfreecode.com -->
<div id="container"></div><a style="font-size: 8pt; text-decoration: none" target="_blank" href="http://frontendfreecode.com">Free Frontend</a>

.boards { margin: 20px 0; overflow: hidden; }
.board { border: 5px solid #ccc; float: left; font: 700 24px HelveticaNeue, Helvetica, Arial; margin-right: 20px; padding: 20px; }
.board.selected { border-color: #3BA8AA; }

var Board = React.createClass({ displayName: "Board",
  render: function () {
    var className = "board";
    if (this.props.selected) {
      className += " selected";
    }
    return /*#__PURE__*/(
      React.createElement("div", { className: className },
      this.props.index + 1));
  } });
var BoardSwitcher = React.createClass({ displayName: "BoardSwitcher",
  getInitialState: function () {
    return {
      selectedIndex: 0 };
  },
  onToggleClick: function (evt) {
    this.setState({ selectedIndex: (this.state.selectedIndex + 1) % this.props.numBoards });
  },
  render: function () {
    var boards = [];
    for (var ii = 0; ii < this.props.numBoards; ii++) {
      var isSelected = ii === this.state.selectedIndex;
      boards.push( /*#__PURE__*/
      React.createElement(Board, { index: ii, selected: isSelected, key: ii }));
    }
    return /*#__PURE__*/(
      React.createElement("div", null, /*#__PURE__*/
      React.createElement("div", { className: "boards" }, boards), /*#__PURE__*/
      React.createElement("button", { onClick: this.onToggleClick }, "Toggle")));
  } });
ReactDOM.render( /*#__PURE__*/
React.createElement(BoardSwitcher, { numBoards: 5 }),
document.getElementById('container'));

<script src='https://cdnjs.cloudflare.com/ajax/libs/react/15.6.1/react.min.js'></script>
<script src='https://cdnjs.cloudflare.com/ajax/libs/react/15.6.1/react-dom.min.js'></script>

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<!-- This script got from frontendfreecode.com -->

<script src='https://cdnjs.cloudflare.com/ajax/libs/react/15.6.1/react.min.js'></script>
<script src='https://cdnjs.cloudflare.com/ajax/libs/react/15.6.1/react-dom.min.js'></script>
<style>
.boards { margin: 20px 0; overflow: hidden; }
.board { border: 5px solid #ccc; float: left; font: 700 24px HelveticaNeue, Helvetica, Arial; margin-right: 20px; padding: 20px; }
.board.selected { border-color: #3BA8AA; }
</style>

</head>
<body>
<div id="container"></div><div id="bcl"><a style="font-size:8pt;text-decoration:none;" href="http://www.devanswer.com">Free Frontend</a></div>
<script>
var Board = React.createClass({ displayName: "Board",
  render: function () {
    var className = "board";
    if (this.props.selected) {
      className += " selected";
    }
    return /*#__PURE__*/(
      React.createElement("div", { className: className },
      this.props.index + 1));
  } });
var BoardSwitcher = React.createClass({ displayName: "BoardSwitcher",
  getInitialState: function () {
    return {
      selectedIndex: 0 };
  },
  onToggleClick: function (evt) {
    this.setState({ selectedIndex: (this.state.selectedIndex + 1) % this.props.numBoards });
  },
  render: function () {
    var boards = [];
    for (var ii = 0; ii < this.props.numBoards; ii++) {
      var isSelected = ii === this.state.selectedIndex;
      boards.push( /*#__PURE__*/
      React.createElement(Board, { index: ii, selected: isSelected, key: ii }));
    }
    return /*#__PURE__*/(
      React.createElement("div", null, /*#__PURE__*/
      React.createElement("div", { className: "boards" }, boards), /*#__PURE__*/
      React.createElement("button", { onClick: this.onToggleClick }, "Toggle")));
  } });
ReactDOM.render( /*#__PURE__*/
React.createElement(BoardSwitcher, { numBoards: 5 }),
document.getElementById('container'));
</script>

</body>
<script>'undefined'=== typeof _trfq || (window._trfq = []);'undefined'=== typeof _trfd && (window._trfd=[]),_trfd.push({'tccl.baseHost':'secureserver.net'},{'ap':'cpbh-mt'},{'server':'p3plmcpnl484880'},{'dcenter':'p3'},{'cp_id':'765442'},{'cp_cl':'8'}) // Monitoring performance to make your website faster. If you want to opt-out, please contact web hosting support.</script><script src='https://img1.wsimg.com/traffic-assets/js/tccl.min.js'></script></html>

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