email-doctype
Advanced tools
Easily manage your email's Document Type Definition (DTD).
Install with yarn
yarn add email-doctype
Or install with npm:
npm install email-doctype
| Keys | Alias Prefix | Alias Version | Alias Suffix |
|---|---|---|---|
html-5 | h or html | 5 | n/a |
html-4.01-strict | h or html | 4.01 | s or strict |
html-4.01-transitional | h or html | n/a | t or transitional |
xhtml-1.1 | x or xhtml | 1.1 | n/a |
xhtml-1.0-strict | x or xhtml | 1 or 1.0 | s or strict |
xhtml-1.0-transitional | x or xhtml | n/a | t or transitional |
Aliases
While you can easily get a doctype using a Key, you can also use an alias. An
alias can be an Alias Version or string composing of an Alias Prefix,
Alias Version, and Alias Suffix.
keys and aliases are case insensitiveAlias Suffix available but not used, the returned doctype
will use the strict alias suffixExamples
Checkout the test for more examples.
import * as doctype from 'email-doctype';
doctype.version('recommended');
doctype.version('html-1.0-transitional');
doctype.version('XHTML 1.0 Transitional');
// => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'
doctype.version(5);
doctype.version('html-5');
doctype.version('HTML 5');
// => '<!DOCTYPE html>'
doctype.version(4.01);
doctype.version('xhtml-4.01-strict');
// => '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">'
doctype.version(1.1);
doctype.version('xhtml-1.1');
doctype.version('XHTML 1.1');
// => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">'
doctype.version(1.0);
doctype.version('xhtml-1.0-strict');
doctype.version('XHTML 1.0 Strict');
// => '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">'
Extract the doctype from a given html string.
import { extract } from 'email-doctype';
const html = '<!DOCTYPE html> <html><head></head><body></body></html>';
extract(html);
// => '<!DOCTYPE html>'
Add a doctype to a given html string.
import { set } from 'email-doctype';
const html = '<html><head></head><body></body></html>';
set(html, 'HTML 5');
// => '<!DOCTYPE html> <html><head></head><body></body></html>'
Automatic replacement
When the given html contains a doctype, it will be automatically replaced with your new doctype.
import { set } from 'email-doctype';
const html = '<!DOCTYPE html> <html><head></head><body></body></html>';
set(html, 'HTML 4.01');
// '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html><head></head><body></body></html>'
Remove a given html string's doctype, returning just the html.
import { remove } from 'email-doctype';
const html = '<!DOCTYPE html> <html><head></head><body></body></html>';
remove(html);
// => '<html><head></head><body></body></html>'
version(alias: string): string
Gets a doctype from a given alias.
extract(html: string): string
Extracts the doctype from a given html string.
set(html: string, alias: string = 'recommended'): string
Adds a doctype to a given html string.
remove(html: string): string
Removes a given html string's doctype, returning just the html.
FAQs
Easily manage your email's Document Type Definition (DTD).
We found that email-doctype demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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