از ویکی‌پدیا، دانشنامهٔ آزاد
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این الگو از لوآ استفاده می‌کند:
This is the {{str number }} meta-template.
It takes a string as parameter, and returns the number of leading digits. It does not handle اعداد منفی s or decimals, and stops at any minus sign '-' or dot '.' symbols.
If the parameter is empty or undefined, zero is returned:
{{Str number}} returns 0{{Str number|}} returns 0{{Str number| }} returns 0The count is interrupted by anything but the ten digits:
{{Str number|abcde}} returns 0{{Str number|123456}} returns 6{{Str number| 123456}} returns 6{{Str number|123 456}} returns 3{{Str number|1234abc}} returns 4{{Str number|1234abc56}} returns 4{{Str number|15<ref>a reference</ref>}} returns 2{{Str number|15(15)}} returns 2{{Str number|-1234xx}} returns 0{{Str number|12.34xx}} returns 2
زیررشته (انتخاب/حذف بخش از رشته بر پایه موقعیت)
{{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.
اصلاح (انتخاب/حذف بخشی از رشته بر پایه نوع کاراکتر)
انتخاب/حذف یک مورد مشخص در رشته
{{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).
{{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. {{WikiProjectbasename }} Removes "WikiProject" from a pagename.
درج، جایگزینی و طول
{{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.
تحلیل و جستجو
{{Array }} Array item manipulation and retrieval. {{a or an }} Takes a noun and produces the appropriate indefinite article, based on whether the first letter is a vowel. {{in string }} Returns optional string when given string is not found {{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.
پودمان‌ها و توابع جاسازی شده (built-in)
