Template:String-handling templates

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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 (e.g. "1740s") from a pagename, 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.

`{{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.

Category:String manipulation templates

Category:String manipulating modules

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