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- <!DOCTYPE html>
- <script src="../include.js"></script>
- <script>
- test(() => {
- const outputElement = document.createElement("output");
- const htmlFor = outputElement.htmlFor;
- println(`output.htmlFor is initially empty: ${htmlFor.length === 0}`);
- println(`output.htmlFor always returns the same object: ${outputElement.htmlFor === htmlFor}`);
- outputElement.htmlFor = "a";
- println(`output.htmlFor after setting output.htmlFor to "a": ${outputElement.htmlFor}`);
- println(`for attribute value after setting output.htmlFor to "a": ${outputElement.getAttribute("for")}`);
- outputElement.setAttribute("for", "b");
- println(`output.htmlFor after calling output.setAttribute("for", "b"): ${outputElement.htmlFor}`);
- outputElement.htmlFor = "c d";
- println(`output.htmlFor after setting output.htmlFor to "c d": ${outputElement.htmlFor}`);
- println(`for attribute value after setting output.htmlFor to "c d": ${outputElement.getAttribute("for")}`);
- println(`output.htmlFor.contains("c"): ${outputElement.htmlFor.contains("c")}`);
- println(`output.htmlFor.contains("a"): ${outputElement.htmlFor.contains("a")}`);
- });
- </script>
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