Emmet 也有快速生成文件頭的功能啊，而且更強大啊
輸入下邊加粗的縮寫，然后Tab，就OK了啊
http://docs.emmet.io/cheat-sheet/
html:4t
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html lang="${lang}"><head> <meta http-equiv="Content-Type" content="text/html;charset=${charset}"> <title>Document</title></head><body> ${child}</body></html>html:4s
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"><html lang="${lang}"><head> <meta http-equiv="Content-Type" content="text/html;charset=${charset}"> <title>Document</title></head><body> ${child}</body></html>html:xt
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="${lang}"><head> <meta http-equiv="Content-Type" content="text/html;charset=${charset}" /> <title></title></head><body> ${child}</body></html>html:xs
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="${lang}"><head> <meta http-equiv="Content-Type" content="text/html;charset=${charset}" /> <title>Document</title></head><body> ${child}</body></html>html:xxs
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="${lang}"><head> <meta http-equiv="Content-Type" content="text/html;charset=${charset}" /> <title>Document</title></head><body> ${child}</body></html>html:5
<!doctype html><html lang="${lang}"><head> <meta charset="${charset}"> <title>Document</title></head><body> ${child}</body></html>
