{
  "api": {
    "Element": {
      "setAttributeNodeNS": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNodeNS",
          "spec_url": "https://dom.spec.whatwg.org/#dom-element-setattributenodens",
          "tags": [
            "web-features:dom"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12",
              "notes": "Returns a `ClientRectList` with [`ClientRect`](https://docs.microsoft.com/en-us/previous-versions/hh826029(v=vs.85)) objects (which do not contain `x` and `y` properties) instead of [`DOMRect`](https://developer.mozilla.org/docs/Web/API/DOMRect) objects."
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "9",
              "notes": "Returns a `ClientRectList` with [`ClientRect`](https://docs.microsoft.com/en-us/previous-versions/hh826029(v=vs.85)) objects (which do not contain `x` and `y` properties) instead of [`DOMRect`](https://developer.mozilla.org/docs/Web/API/DOMRect) objects."
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "≤12.1"
            },
            "opera_android": {
              "version_added": "≤12.1"
            },
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}