User:Kri/Useful for editing Wikipedia

Special characters[edit]

Punctuation[edit]

Character	Name	HTML friendly code	Comments
‒, –, —, ―	dash
‐	hyphen
−	minus	−
-	hyphen-minus		keyboard key

XML characters[edit]

Character	Name	HTML friendly code	Comments
&	ampersand	&	HTML escape character
<	less-than sign	<
>	greater-than sign	>
"	quotation mark	"

Math characters[edit]

Character

HTML friendly code

∫ ∑ ∏ √ − ± ∞
≈ ∝ ≡ ≠ ≤ ≥
× · ÷ ∂ ′ ″
∇ ‰ ° ∴ ℵ ø
∈ ∉ ∩ ∪ ⊂ ⊃ ⊆ ⊇
¬ ∧ ∨ ∃ ∀
⇒ ⇐ ⇓ ⇑ ⇔
→ ↓ ↑ ← ↔

&int; &sum; &prod; &radic; &minus; &plusmn; &infin;
&asymp; &prop; &equiv; &ne; &le; &ge;
&times; &middot; &divide; &part; &prime; &Prime;
&nabla; &permil; &deg; &there4; &alefsym; &oslash;
&isin; &notin; &cap; &cup; &sub; &sup; &sube; &supe;
&not; &and; &or; &exist; &forall; 
&rArr; &lArr; &dArr; &uArr; &hArr;
&rarr; &darr; &uarr; &larr; &harr;

Character
ℜ ℑ ℙ ℕ ℤ ℚ ℝ ℂ ℍ

Greek characters[edit]

Character	HTML friendly code
α β γ δ ε ζ η θ ι κ λ μ ν ξ ο π ρ σ ς τ υ φ χ ψ ω Α Β Γ Δ Ε Ζ Η Θ Ι Κ Λ Μ Ν Ο Ξ Π Ρ Σ Τ Υ Φ Χ Ψ Ω	α β γ δ ε ζ η θ ι κ λ μ ν ξ ο π ρ σ &sigmaf; τ υ φ χ ψ ω Α Β Γ Δ Ε Ζ Η Θ Ι Κ Λ Μ Ν Ξ Ο Π Ρ Σ Τ Υ Φ Χ Ψ Ω

Variant forms
Character	Name
ϐ	"curled beta"
ϵ	"lunate epsilon"
ϑ	"script theta"
ϰ	"kappa symbol"
ϖ	"variant pi"
ϱ	curled form rho
ϲ	"lunate sigma"
ϒ	curled form upsilon
ϕ	closed form phi

Commercial symbols[edit]

Character	HTML friendly code
™ © ® ¢ € ¥ £ ¤	™ © ® ¢ € ¥ £ ¤

Miscellaneous[edit]

Character	Name	HTML friendly code
	non-breaking space

Wiki markup[edit]

General wiki markup[edit]

Wiki tags
Tag	Function
<nowiki>text</nowiki>	Ignores all Wiki and some HTML markup
<math>code</math>	Generates image of math expression from LaTeX code, see help page

Layout
Markup	Function
{\| \| table content \|}	Table
{\| class="wikitable" \| table content \|}	Wikitable
{{colbegin\|num columns}} text to divide {{colend}}	Columns

HTML specific[edit]

Syntax	Function
<!--comment-->	HTML comment
<br />	Line break
<pre>text</pre>	Ignores Wiki and HTML markup, displays text in mono-spaced font, and preserves formatting

Wikipedia templates[edit]

Source citing[edit]

Template	Function	See also
`{{references}}`	Adds a reference list to the article
{{ref}} and {{note}}	Alternative referencing style (will get their own indexes)

Categorization[edit]

Template	Function	See also
`{{subst:dated\|uncategorized}}`	Adds page to Category:Category needed

Text formatting[edit]

Template	Function	See also
`{{unicode\|characters}}`	Switches to unicode fonts	{{lang}}
`{{math\|expression}}`	Formats raw mathematical formulas in the same manner as HTML based TeX formulas	{{bigmath}}
`{{code\|code}}`	Wraps a short span of text in `<syntaxhighlight>` tags
`{{nowiki\|code}}`	A way to display text without wikification

Wiki escaping[edit]

Template	Result	Comments	See also
`{{void}}`		Outputs the null string; useful for programming advanced templates. Is often used within a template to the right of an equals sign.	`{{ns:0}}`, {{voidd}}
`{{(}}`	{	Can be used in place of a literal "`{`" when the latter would be interpreted as a syntactic marker	`{{((}}`, `{{(((}}`
`{{!}}`	\|	Auxiliary template allowing the encoding of "`\|`" within template parameters
`{{pipe}}`, or `\|`	\|	Doesn't cause problems when it is used inside a template
`{{!(}}`	[	Can be used in place of a literal "`[`" when the latter would be interpreted as a syntactic marker
`{{=}}`	=	Allows "`=`" to be used in template parameters

Linking[edit]

Template linking
Template	Result	Comment
`{{tl\|example}}`	{{example}}	Doesn't support parameters
`{{tlp\|example\|parameters}}`	{{example\|parameters}}
`{{tlx\|example\|parameters}}`	`{{example\|parameters}}`	`Monospaced` font
`{{tlxi\|example\|parameters}}`	`{{example\|parameters}}`	`Monospaced`, italicized font
`{{tls\|example}}`	{{subst:example}}	Doesn't support parameters
`{{tlsp\|example\|parameters}}`	{{subst:example\|parameters}}
`{{tlsx\|example\|parameters}}`	`{{subst:example\|parameters}}`

Template linking templates

General-purpose formatting[edit]

Comparison of template-linking templates according to the styles of generated text and link produced
Text style ↓	`{{tlg}}` options^{[note 1]} to achieve text style	Link style
Text style ↓	`{{tlg}}` options^{[note 1]} to achieve text style	Linked	Unlinked	Linked with subst	Unlinked with subst	Linked including braces	Linked with alternative text
`{{tlg}}` options^{[note 1]} to achieve link style	—	DEFAULT	`nolink=yes`	`subst=yes`	`nolink=yes\|subst=yes`	`braceinside=yes`	`alttext=Foo` `2=Foo`
normal	DEFAULT	{{tlg}}^{[note 1]} {{tl}} {{tlp\|1\|2\|...}}^{[note 2]} {{Template:tlu}}^{[note 3]}	{{tlf}}^{[note 2]} ^{<template link>}	{{subst:tls}} {{subst:Template:tlsu}}^{[note 3]}	{{subst:tlsf}}^{[note 2]} ^{<template link>}	{{tn}}	{{tla}}
`code`	`code=yes`	`{{tl2}}` `{{tlx}}` `{{Template:tlxu}}`^{[note 3]}	`{{tlc}}`^{[note 2]} ^{<template link>} `{{tnull}}`^{<template link>}	`{{subst:tlxs}}`	`{{subst:tlsc}}`^{[note 2]} ^{<template link>}	—
monospace	`plaincode=yes`^{[note 4]}	—		{{subst:tltss}}^{[note 5]}	—
`kbd`	`kbd=yes`^{[note 5]}	—		{{subst:tltss}}^{[note 5]}	—
bold	`bold=yes`	{{tlb}}	—
`bold+code`	`bold=yes\|code=yes`	`{{tlxb}}`
`italic+code`	`italic=yes\|code=yes`	`{{tlxi}}`

^ ^a ^b ^c {{tlg}} is the most general template, allowing any combination of text style and/or link style options.
^ ^a ^b ^c ^d ^e Prevents wrapping of text by placing it inside <span class="nowrap">...</span> tags.
^ ^a ^b ^c Allows links to templates in any namespace.
^ {{tlg|plaincode=yes}} uses <code style="border:none; background-color:transparent;">...</code>.
^ ^a ^b Displays monospaced font using <span style="font-family:monospace;">...</span>.

Other formatting templates[edit]

Templates producing specialised formatting effects for given templates, modules or parameters
Code example	Effect	Notes
`{{Tj\|Hatnote\|Some text\|selfref: yes\|category: no\|lang: fr}}`	{{Hatnote \| Some text \| selfref = yes \| category = no \| lang = fr }}	Supports colors, placeholder texts, named and unnamed parameters
<syntaxhighlight lang="wikitext"> {{Hatnote \| Some text \| selfref = yes \| category = no \| lang = fr }} </syntaxhighlight>	{{Hatnote \| Some text \| selfref = yes \| category = no \| lang = fr }}	Same as above
`{{Tji\|Hatnote\|Some text\|selfref: yes\|category: no\|lang: fr}}`	{{Hatnote\|Some text\|selfref=yes\|category=no\|lang=fr}}	Supports colors, placeholder texts, named and unnamed parameters
`<syntaxhighlight lang="wikitext" inline>{{Hatnote\|Some text\|selfref=yes\|category=no\|lang=fr}}</syntaxhighlight>`	`{{Hatnote\|Some text\|selfref=yes\|category=no\|lang=fr}}`	Same as above
`{{tl2\|Hatnote\|lang=fr}}`	`{{hatnote}}`	Supports linking to sister projects (e.g., fr:Hatnote)
`{{demo\|<nowiki>{{Hatnote\|lang=fr\|Some text}}</nowiki>}}`	{{hatnote\|lang=fr\|Some text}} Some text	Shows code and example
`{{tln\|Hatnote}}`	Template:Hatnote	Produces a normal link to the template
`{{elc\|Template:Hatnote}}` `{{elc\|Template:Hatnote\|Hatnote}}`	`[[Template:Hatnote]]` `[[Template:Hatnote\|Hatnote]]`	Formats wikilink, with optional piped link text and blended suffix
`{{ml\|Example\|hello}}`	{{#invoke:Example\|hello}}	Counterpart to {{tl}} for linking to Lua modules
`{{mfl\|Example\|hello}}`	{{#invoke:Example\|hello}}	Similar to {{ml}}, but expects the function to be documented and creates a link to the corresponding section
`{{mlx\|Example\|hello}}`	`{{#invoke:Example\|hello}}`	Counterpart to {{tlx}} for linking to Lua modules
`{{ml-lua\|Module:Example\|hello}}`	`require('Module:Example')`	Link to Lua modules and built-in libraries, showing Lua code.
`{{para\|title\|<var>book title</var>}}`	`\|title=book title`	Formats template parameters for display, with or without values
`{{sclx\|LASTING}}`	`[[WP:LASTING]]`	Takes a shortcut suffix in project namespace and displays it with brackets and the WP: alias in a `<code>...</code>` tag.
`{{tag\|ref}}` `{{xtag\|templatedata}}`	`<ref>...</ref>` `<templatedata>`	Formats [X]HTML tags; can add content, choose opening, closing, or self-closing
`{{dtl\|Ping project}}`	{{d:Ping project}}	Wikidata counterpart to {{tl}}
`{{pf\|if}}` `{{pf\|if\|{{{1}}}\|true\|false}}`	{{#if}} {{#if:{{{1}}}\|true\|false}}	Parser function equivalent to {{tl}}
`{{magic word\|uc:}}`	{{uc:}}	Magic word links

With utility links[edit]

Templates producing utility links for a given template (Hatnote used here as example)
Code example	Effect
`{{lt\|Hatnote}}`	Template:Hatnote (edit \| talk \| history \| links \| watch \| logs)
`{{lts\|Hatnote}}`	Template:Hatnote(edit talk links history)
`{{t links\|Hatnote}}`	{{Hatnote}} (edit talk history links # /subpages /doc /doc edit /sbox /sbox diff /test)
`{{tfd links\|Hatnote}}`	Template:Hatnote (talk · history · transclusions · logs · subpages)
`{{tetl\|Hatnote}}`	{{Hatnote}} links talk edit
`{{tsetl\|Hatnote}}`	{{subst:Hatnote}} links talk edit
`{{ti\|Hatnote}}`	Template:Hatnote (talk · links · edit)
`{{tic\|Hatnote}}`	Template:Hatnote (talk links edit)
`{{tim\|Hatnote}}`	m:Template:Hatnote (backlinks edit)
`{{tiw\|Hatnote}}`	Template:Hatnote (backlinks edit)
`{{tlt\|Hatnote}}`	{{Hatnote}} (talk)
`{{ttl\|Hatnote}}`	{{Hatnote}} (t/l)
`{{twlh\|Hatnote}}`	Template:Hatnote (links, talk)

Hatnote templates[edit]

Hatnote templates

Article hatnote templates
Template	Result	See also
`{{dablink\|text}}`	text	{{rellink}}
`{{about\|use 1\|use 2\|page 2\|and\|page 3\|other uses\|page 4}}`	This page is about use 1. For use 2, see page 2 and page 3. For other uses, see page 4.
`{{other uses}}`	For other uses, see User:Kri/Useful for editing Wikipedia (disambiguation).
`{{for\|other topic\|page 2\|page 3}}`	For other topic, see page 2 and page 3.
`{{for\|\|page 2\|page 3}}` or `{{other uses\|page 2\|page 3}}`	For other uses, see page 2 and page 3.
`{{for2\|other topic\|custom text}}`	For other topic, see custom text.
`{{other uses of\|name\|page 2}}`	For other uses of "name", see page 2.
`{{details\|topic=topic\|article}}`	Further information on topic: article
`{{see\|page 1\|page 2\|page 3}}` or `{{further\|[[page 1]], [[page 2]] and [[page 3]]}}`	Further information: page 1, page 2, and page 3
`{{see also\|page 1\|page 2\|page 3}}`	See also: page 1, page 2, and page 3
`{{see also2\|costum text 1\|costum text 2}}`	See also: costum text 1 and costum text 2
`{{redirect\|User:Kri/Hatnotes}}`	"User:Kri/Hatnotes" redirects here. For other uses, see User:Kri/Hatnotes (disambiguation).
`{{redirect\|User:Kri/Hatnotes\|use 1\|page 2\|use 2\|page 3\|and\|page 4}}`	"User:Kri/Hatnotes" redirects here. For use 1, see page 2. For use 2, see page 3 and page 4.	{{redirect2}}, 4, 6, 7, 10
`{{redirect-acronym\|User:Kri/Hatnotes\|page 2}}`	"User:Kri/Hatnotes" redirects here. The term may also refer to page 2.
`{{redirect3\|User:Kri/Hatnotes\|costum text}}`	"User:Kri/Hatnotes" redirects here. costum text.
`{{distinguish\|page 2\|page 3\|page 4}}`	Not to be confused with page 2, page 3, or page 4.
`{{distinguish2\|costum text}}`	Not to be confused with costum text.
`{{redirect-distinguish\|User:Kri/Hatnotes\|page 2\|page 3}}`	"User:Kri/Hatnotes" redirects here. Not to be confused with page 2 or page 3.
`{{redirect-distinguish\|User:Kri/Hatnotes\|costum text}}`	"User:Kri/Hatnotes" redirects here. Not to be confused with costum text.
`{{misspelling\|page 2}}`	Not to be confused with page 2.
`{{main\|page 2\|page 3}}`	Main articles: page 2 and page 3
`{{main list\|page 2}}`	For a more comprehensive list, see page 2.
`{{selfref\|text referring to Wikipedia, see [[Wikipedia:Manual of Style (self-references to avoid)]]}}`	text referring to Wikipedia, see Wikipedia:Manual of Style (self-references to avoid)

Category hatnote templates
Template	Result	See also
`{{category see also\|category 2\|category 3\|category 4}}`	See also the categories category 1, category 2, and category 3
`{{Preceding category\|category 2}}`
`{{Succeeding category\|category 2}}`
`{{Category pair\|category 2\|category 3}}`
`{{contrast\|category 2\|category 3}}`	This category is often contrasted with category 2 or category 3.
`{{contrast\|plural=yes\|category 2\|category 3}}` (plural)	This category are often contrasted with category 2 or category 3.

User talk hatnote templates
Template	Result	See also
`{{this user talk\|topic\|page 2}}`	This is a Wikipedia user talk page. For other uses of topic, see page 2.

Message templates[edit]

Welcome templates[edit]

Page talk templates[edit]

Wikipedia:Template messages/Talk namespace

User warning templates[edit]

Talkback templates[edit]

Talkback templates

Template Result Comments

{{talkback|your username|section title|ts=~~~~~}}

Hello, Kri. You have new messages at Your username's talk page.
Message added 13:15, 7 August 2011 (UTC). You can remove this notice at any time by removing the {{Talkback}} or {{Tb}} template.

{{talkbacktiny|your username|~~~~~}}

Hello, Kri. You have new messages at your username's talk page. -- 13:15, 7 August 2011 (UTC)

{{usertalkback|icon=frag| you=other|me=other}}

If I have left you a message: please answer on my talk page, else inform me.
If you leave me a message: I will answer on your talk page, unless you request otherwise.
Please click here to leave me a new message.

Features a lot of options

Linking[edit]

Linking between Wikimedia sister projects[edit]

Interwiki linking options

Project	Long form	Shortcut	Pagename template
Wikipedia	`[[wikipedia:]]`	`[[w:]]`
Wiktionary	`[[wiktionary:]]`	`[[wikt:]]`	`{{Wiktionary\|Pagename}}`
Wikinews	`[[wikinews:]]`	`[[n:]]`	`{{Wikinews\|Pagename}}`
Wikibooks	`[[wikibooks:]]`	`[[b:]]`	`{{Wikibooks\|Pagename}}`
Wikiquote	`[[wikiquote:]]`	`[[q:]]`	`{{Wikiquote\|Pagename}}`
Wikisource	`[[wikisource:]]`	`[[s:]]`	`{{Wikisource\|Pagename}}`
Wikisource (common repository)	`[[oldwikisource:]]`		`{{WikisourceWiki\|Pagename}}`
Wikispecies	`[[wikispecies:]]`	`[[species:]]`	`{{Wikispecies\|Pagename}}`
Wikiversity	`[[wikiversity:]]`	`[[v:]]`	`{{Wikiversity\|Pagename}}`
Wikiversity Beta	`[[betawikiversity:]]`
Wikivoyage	`[[wikivoyage:]]`	`[[voy:]]`	`{{Wikivoyage\|Pagename}}`
Wikipedia in another language (help)	`[[language code:wikipedia:]]`	`[[language code:]]`, `[[w:language code:]]`
Wikimedia Foundation Governance Wiki	`[[wikimedia:]][[foundation:]]`	`[[wmf:]]`
Wikimedia Commons	`[[commons:]]`	`[[c:]]`	`{{Commons\|Pagename}}`
Wikimedia Meta-Wiki	`[[metawiki:]]`, `[[metawikimedia:]]`, `[[metawikipedia:]]`, `[[meta:]]`	`[[m:]]`	`{{Meta\|Pagename}}`
Wikimedia Strategic Planning	`[[strategy:]]`
Simple English Wikipedia	`[[simple:]]`
Wikimedia Incubator	`[[incubator:]]`		`{{Incubator\|Pagename}}`
Wikispore	`[[wikispore:]]`
MediaWiki	`[[mediawikiwiki:]]`	`[[mw:]]`	`{{MediaWiki\|Pagename}}`
Wikimedia Quality	`[[quality:]]`
Wikimedia OTRS (ticket with TicketID, ticket with TicketNumber)	`[[otrswiki:]][[otrs:000000]][[ticket:0000000000000000]]`
Phabricator (formerly Bugzilla and MediaZilla)	`[[phabricator:]][[bugzilla:]][[mediazilla:]]`	`[[phab:]]`	`{{Phab\|Tasknumber}}`
Nostalgia	`[[nostalgia:]]`	`[[nost:]]`
Test Wikipedia	`[[testwiki:]]`
Wikitech	`[[wikitech:]][[labsconsole:]]`
Wikidata	`[[wikidata:]]`	`[[d:]]`	`{{Wikidata property\|property id\|topic}}`
Outreach Wiki	`[[outreach:]][[outreachwiki:]]`
Toolforge	`[[toolforge:]]`

MediaWiki extensions[edit]

Graphs[edit]

mw:Category:Graph extensions
- mw:Extension:Graph
- mw:Extension:GraphViz

Debugging[edit]

Tools[edit]

The special page ExpandTemplates
The MediaWiki API (? See link)

Uncovered[edit]

Wikipedia structures[edit]

{{clade}} and {{cladex}}
{{cot}}

Talkback templates[edit]

Miscellaneous[edit]

User:Gadget850/Cite comparisons, helpful for finding out what style a bibliography uses

[TlTfn1-1] {{tlg}} is the most general template, allowing any combination of text style and/or link style options.

[TlTfn2-2] Prevents wrapping of text by placing it inside <span class="nowrap">...</span> tags.

[TlTfn3-3] Allows links to templates in any namespace.

[TlTfn4-4] {{tlg|plaincode=yes}} uses <code style="border:none; background-color:transparent;">...</code>.

[TlTfn5-5] Displays monospaced font using <span style="font-family:monospace;">...</span>.

[note 1]

[note 2]

[note 3]

[note 4]

[note 5]

Template	Result	Comment
`{{tl\|example}}`	{{example}}	Doesn't support parameters
`{{tlp\|example\|parameters}}`	{{example\|parameters}}
`{{tlx\|example\|parameters}}`	`{{example\|parameters}}`	`Monospaced` font
`{{tlxi\|example\|parameters}}`	`{{example\|parameters}}`	`Monospaced`, italicized font
`{{tls\|example}}`	{{subst:example}}	Doesn't support parameters
`{{tlsp\|example\|parameters}}`	{{subst:example\|parameters}}
`{{tlsx\|example\|parameters}}`	`{{subst:example\|parameters}}`

Code example	Effect	Notes
`{{Tj\|Hatnote\|Some text\|selfref: yes\|category: no\|lang: fr}}`	{{Hatnote \| Some text \| selfref = yes \| category = no \| lang = fr }}	Supports colors, placeholder texts, named and unnamed parameters
<syntaxhighlight lang="wikitext"> {{Hatnote \| Some text \| selfref = yes \| category = no \| lang = fr }} </syntaxhighlight>	{{Hatnote \| Some text \| selfref = yes \| category = no \| lang = fr }}	Same as above
`{{Tji\|Hatnote\|Some text\|selfref: yes\|category: no\|lang: fr}}`	{{Hatnote\|Some text\|selfref=yes\|category=no\|lang=fr}}	Supports colors, placeholder texts, named and unnamed parameters
`<syntaxhighlight lang="wikitext" inline>{{Hatnote\|Some text\|selfref=yes\|category=no\|lang=fr}}</syntaxhighlight>`	`{{Hatnote\|Some text\|selfref=yes\|category=no\|lang=fr}}`	Same as above
`{{tl2\|Hatnote\|lang=fr}}`	`{{hatnote}}`	Supports linking to sister projects (e.g., fr:Hatnote)
`{{demo\|<nowiki>{{Hatnote\|lang=fr\|Some text}}</nowiki>}}`	{{hatnote\|lang=fr\|Some text}} Some text	Shows code and example
`{{tln\|Hatnote}}`	Template:Hatnote	Produces a normal link to the template
`{{elc\|Template:Hatnote}}` `{{elc\|Template:Hatnote\|Hatnote}}`	`[[Template:Hatnote]]` `[[Template:Hatnote\|Hatnote]]`	Formats wikilink, with optional piped link text and blended suffix
`{{ml\|Example\|hello}}`	{{#invoke:Example\|hello}}	Counterpart to {{tl}} for linking to Lua modules
`{{mfl\|Example\|hello}}`	{{#invoke:Example\|hello}}	Similar to {{ml}}, but expects the function to be documented and creates a link to the corresponding section
`{{mlx\|Example\|hello}}`	`{{#invoke:Example\|hello}}`	Counterpart to {{tlx}} for linking to Lua modules
`{{ml-lua\|Module:Example\|hello}}`	`require('Module:Example')`	Link to Lua modules and built-in libraries, showing Lua code.
`{{para\|title\|<var>book title</var>}}`	`\|title=book title`	Formats template parameters for display, with or without values
`{{sclx\|LASTING}}`	`[[WP:LASTING]]`	Takes a shortcut suffix in project namespace and displays it with brackets and the WP: alias in a `<code>...</code>` tag.
`{{tag\|ref}}` `{{xtag\|templatedata}}`	`<ref>...</ref>` `<templatedata>`	Formats [X]HTML tags; can add content, choose opening, closing, or self-closing
`{{dtl\|Ping project}}`	{{d:Ping project}}	Wikidata counterpart to {{tl}}
`{{pf\|if}}` `{{pf\|if\|{{{1}}}\|true\|false}}`	{{#if}} {{#if:{{{1}}}\|true\|false}}	Parser function equivalent to {{tl}}
`{{magic word\|uc:}}`	{{uc:}}	Magic word links