DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><!DOCTYPE html>有人能告诉我为什么吗?DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <head>
java.io.IOException: Server returned HTTP response code: 503 for URL: http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtdDOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www
Checking with default XHTML 1.0 Transitional Document Type.document was checked using a default "fallback" Document Type Definition that closely resembles “XHTML 1.0 TransitionalDOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional/
DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//ES" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML
DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Tr
DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">之上,那么CSS将不起作用。DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.
DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
如果doctype是开的,它就不能工作.DOCTYPE html PUBLIC "-//W3C//DTD X
DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">