Mobile Platform as a Service:Click the subtitle bar

Click the subtitle of navigation bar (subtitleClick) to trigger callback.

Use subtitleClick interface

document.addEventListener('subtitleClick', function (e) {
  alert('subtitle clicked')
}, false);

Code sample

The following code sample demonstrates the basic functions:

<h1>Please click the subtitle to see effect </h1>
<script>
document.addEventListener('subtitleClick', function(e) {
  alert('subtitle clicked')
}, false);
function ready(callback) {
  // Call directly if JSBridge has been injected
  if (window.AlipayJSBridge) {
    callback && callback();
  } else {
    // Monitor the injected events if JSBridge hasn't been injected
    document.addEventListener('AlipayJSBridgeReady', callback, false);
  }
}
ready(function() {
  AlipayJSBridge.call('setTitle', {
    title: 'Title',
    subtitle: 'Subtitle'
  });
});
</script>