This tool is an ongoing experiment in better HTML checking, and its behavior remains subject to change
Error: The first child option element of a select element with a required attribute, and without a multiple attribute, and without a size attribute whose value is greater than 1, must have either an empty value attribute, or must have no text content. Consider either adding a placeholder option label, or adding a size attribute with a value equal to the number of option elements.
From line 3, column 5; to line 3, column 34
ired>↩ <option value="no-validation">No val
Warning: Consider adding a lang attribute to the html start tag to declare the language of this document.
From line 1, column 16; to line 1, column 22
type html><title>test</
There were errors.
Used the schema for HTML + SVG 1.1 + MathML 3.0 + RDFa 1.1.
Used the HTML parser. Externally specified character encoding was utf-8.
Total execution time 2 milliseconds.
About this checker • Report an issue • Version: 24.5.11