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This template is used on approximately 285,000 pages ./sandbox or /testcases subpages, or in your own user subpage . The tested changes can be added to this page in a single edit. Consider discussing changes on the talk page before implementing them.
This template uses Lua :
Usage {{Str find|text |sub_string }}
Returns the position of first appearance of sub_string in text .
The comparison is case sensitive.
Returns -1 if sub_string not found
Character position is 1 based (not 0 based as usual in calculations).
If sub_string is empty, this routine returns 1. This case will often have to be handled specially.Examples In the examples, the string to be searched is Abcdefghijklm:
A; 1
a; -1
def; 4
klm; 11
zyx; -1 Examples with empty parameters:
empty;klm; -1
empty;empty; 1 TemplateData Template parameters[ Edit template data ]
Parameter Description Type Status Text 1The text to search within
String required Sub_string 2The string to be searched within the text
String required
See also
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)
Select/remove specific item from string
{{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. {{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
