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- <!DOCTYPE html>
- <script src="../include.js"></script>
- <script>
- test(() => {
- for (const elementName of ["img", "iframe"]) {
- const element = document.createElement(elementName);
- println(`${elementName} loading initial value: ${element.loading}`);
- element.loading = "invalid";
- println(`${elementName} loading value after setting to "invalid": ${element.loading}`);
- element.loading = "lazy";
- println(`${elementName} loading value after setting to "lazy": ${element.loading}`);
- element.loading = null;
- println(`${elementName} loading value after setting to null: ${element.loading}`);
- element.loading = "LAZY";
- println(`${elementName} loading value after setting to "LAZY": ${element.loading}`);
- element.loading = "";
- println(`${elementName} loading value after setting to "": ${element.loading}`);
- element.removeAttribute("loading");
- println(`${elementName} loading value after calling removeAttribute: ${element.loading}`);
- }
- });
- </script>
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