Template:String-handling templates

String-handling templates (help page)

Substring (select chunk of string by its position)

{{Str sub new }}	Select a substring based on starting and ending index counted in either direction.
{{Str left }}	Keep the first N characters of a string, or duplicate it to N characters.
{{Str crop }}	Return all but the last N characters of a string.
{{Str index }}	Return the N-th character of a string.

{{Str right }}	Return substring starting at N-th character to end of string.
{{Str rightc }}	Return the last N characters of a string; or a given value if empty.
{{Str sub old }}	Return substring of given length starting at N-th character.

Trimming (select/remove chunk of string by character type)

{{Trim }}	Trim any leading or trailing whitespace
{{Str letter/trim }}	Trim down to the beginning letters.
{{Str number/trim }}	Trim down to the beginning numbers.
{{Trim brackets }}	Trim any leading or trailing square brackets.
{{Trim quotes }}	Trim leading or trailing matching quotes.
{{Trim leading }}	Trim up to six instances of specified <prefix>.

{{String split }}	Extract a short string from a long string.
{{First word }}	Trim down to the first space.
{{Remove first word }}	Remove anything before the first space.
{{Last word }}	Trim down from the last space.
{{Remove last word }}	Remove anything after the last space.

Select/remove specific item from string

{{Delink }}, {{Trim brackets }}	Removes wikilink brackets (wikicode); all or outer only.
{{Plain text }}	Removes wikicode (formatting and brackets)
{{PAGENAMEBASE }}	Trim off any parenthesis text at the end of a string (disambiguation).
{{Title disambig text }}	Returns text in parentheses at the end of a string (disambiguation).
{{WikiProjectbasename }}	Removes "WikiProject" from a pagename.

{{Ship prefix }}	Returns the length of a ship's name prefix, if listed (ship names).
{{Title year }}	Returns the 3-or-4-digit year from a pagename, if any.
{{Title decade }}	Returns the 4-digit decade from a pagename (e.g. "1740" from "Foo 1740s bar"), if any.
{{Title number }}	Returns any number from a pagename.

Insertion, replacement and length

{{Loop }}	Repeat character string a specified number of times.
{{Replace }}	Returns the string, after replacing all occurrences of a specified string with another string.
{{Str rep }}	Returns the string, after replacing the first occurrence of a specified string with another string.
{{Digits }}	Returns the string, after removing all characters that are not digits 0–9
{{Nowiki }}	Displays wikitext as plain text.

{{Str len }}	Returns a string's length.
{{Str ≥ len }}	Check if a string is "longer or equally long" or "shorter" than a given length.
{{Str ≤ len }}	Check if a string is "shorter or equally long" or "longer" than a given length.
{{Str ≠ len }}	Check if a string is "not equal" or "equal" to a given length.

Analysis and searching

{{Str startswith }} {{Str endswith }}	Check if a string starts or ends with a given string.
{{Str find }}, {{Strfind short }}	Returns the numerical location of a given string in a string.
{{In string }}	Returns optional string when given string is not found
{{Str count }}	Count the number of occurrences of a pattern within a string.
{{ReSwitch }}	Match one or multiple patterns with a variety of possible outputs.

{{A or an }}	Takes a noun and produces the appropriate indefinite article, based on whether the first letter is a vowel.
{{Array }}	Array manipulation and retrieval.
{{Isnumeric }}	Returns number when true, blank when not numeric.
{{Str letter }}	Returns the number of letters that begin a string.
{{Str number }}	Returns the number of numbers that begin a string.

Modules and built-in functions
Module:String, Module:String2, Module:Ustring, Module:Text, wikitext handling: modules that together contain most necessary string functions. Magic words: About `{{padleft:\|}}`, `{{lc:\|}}`, `{{formatnum:\|}}` etc. ParserFunctions: About `{{#titleparts:\|}}, {{#expr:\|}}, {{#ifeq:\|}},` etc.

Template documentation

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