Module:String: Difference between revisions

Revision as of 03:20, 19 February 2013

Documentation for this module may be created at Module:String/doc

local str = {}

function str:len( frame )
    return mw.ustring.len( frame.args[1] )
end

function str:sub( frame )
    return mw.ustring.sub( frame.args[1], tonumber( frame.args[2] ), tonumber( frame.args[3] ) )
end

function str:match( frame )
    return mw.ustring.match( frame.args[1], frame.args[2], tonumber( frame.args[3] ) )
end

return str

@@ Line 1: / Line 1: @@
-local p = {}
+local str = {}
-function p.length( frame )
+function str:len( frame )
-     local arg1 = frame.args[1]
+     return mw.ustring.len( frame.args[1] )
-    return string.len( arg1 )
+end
-end
-function p.sub( frame )
+function str:sub( frame )
-     local arg1 = frame.args[1]
+     return mw.ustring.sub( frame.args[1], tonumber( frame.args[2] ), tonumber( frame.args[3] ) )
-    local arg2 = tonumber( frame.args[2] )
+end
-    local arg3 = tonumber( frame.args[3] )
-    if arg2 and arg3 then
-        local first = arg2 + 1
-        local last  = arg2 + arg3
-        return string.sub( arg1, first, last )
-    else
-        return ""
-    end
-end
-return p
+function str:match( frame )
+    return mw.ustring.match( frame.args[1], frame.args[2], tonumber( frame.args[3] ) )
+end
+return str