<!doctype html> <html> <head> <title>Attributes test</title> </head> <body> <!-- Normal attributes --> <button id="test0" class="value0" title="value1">class="value0" title="value1"</button> <!-- Attributes with no quotes or value --> <button id="test1" class=value2 disabled>class=value2 disabled</button> <!-- Attributes with no space between them. No valid, but accepted by the browser --> <button id="test2" class="value4"title="value5">class="value4"title="value5"</button> </body> </html>