"The __<!DOCTYPE>__ declaration." shared class Doctype { String content; "Constructor." shared new (String content) { this.content = content; } "HTML5 doctype declaration." shared new html5 { content = """<!DOCTYPE html>"""; } "This DTD contains all HTML elements and attributes, but does NOT INCLUDE presentational or deprecated elements (like font). Framesets are not allowed." shared new html4Strict { content = """<!DOCTYPE HTML PUBLIC "-W3CDTD HTML 4.01EN" "http:www.w3.org/TR/html4/strict.dtd">"""; } "This DTD contains all HTML elements and attributes, INCLUDING presentational and deprecated elements (like font). Framesets are not allowed." shared new html4Transitional { content = """<!DOCTYPE HTML PUBLIC "-W3CDTD HTML 4.01 TransitionalEN" "http:www.w3.org/TR/html4/loose.dtd">"""; } "This DTD is equal to HTML 4.01 Transitional, but allows the use of frameset content." shared new html4Frameset { content = """<!DOCTYPE HTML PUBLIC "-W3CDTD HTML 4.01 FramesetEN" "http:www.w3.org/TR/html4/frameset.dtd">"""; } "This DTD contains all HTML elements and attributes, but does NOT INCLUDE presentational or deprecated elements (like font). Framesets are not allowed. The markup must also be written as well-formed XML." shared new xhtml1Strict { content = """<!DOCTYPE HTML PUBLIC "-W3CDTD XHTML 1.0 StrictEN" "http:www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">"""; } "This DTD contains all HTML elements and attributes, INCLUDING presentational and deprecated elements (like font). Framesets are not allowed. The markup must also be written as well-formed XML." shared new xhtml1Transitional { content = """<!DOCTYPE HTML PUBLIC "-W3CDTD XHTML 1.0 TransitionalEN" "http:www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">"""; } "This DTD is equal to XHTML 1.0 Transitional, but allows the use of frameset content." shared new xhtml1Frameset { content = """<!DOCTYPE HTML PUBLIC "-W3CDTD XHTML 1.0 FramesetEN" "http:www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd">"""; } "This DTD is equal to XHTML 1.0 Strict, but allows you to add modules (for example to provide ruby support for East-Asian languages)." shared new xhtml11 { content = """<!DOCTYPE HTML PUBLIC "-W3CDTD XHTML 1.1EN" "http:www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">"""; } string => content; }