Client: url property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2018.

Note: This feature is only available in Service Workers.

The url read-only property of the Client interface returns the URL of the current service worker client.

Value

A string.

Examples

self.addEventListener("notificationclick", (event) => {
  console.log("On notification click: ", event.notification.tag);
  event.notification.close();

  // This looks to see if the current is already open and
  // focuses if it is
  event.waitUntil(
    clients
      .matchAll({
        type: "window",
      })
      .then((clientList) => {
        for (const client of clientList) {
          if (client.url === "/" && "focus" in client) {
            return client.focus();
          }
        }
        if (clients.openWindow) {
          return clients.openWindow("/");
        }
      }),
  );
});

Specifications

Specification
Service Workers # client-url

Browser compatibility

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