Utf8.len

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Revision as of 18:40, 15 February 2016 by Necktrox (talk | contribs) (tweaks)
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Returns the length of the string passed.

Syntax

int utf8.len ( string input )

Required Arguments

  • input: A string character sequence

Returns

Returns the length of the string as an integer.

Example

Click to collapse [-]
Client

This example calculates the length of the input of the command /length and shows it in the chatbox.

addCommandHandler("length", 
    function (command, ...)
        local input = table.concat({...}, " ")

        if input then
            local length = utf8.len( input )
            outputChatBox( "* Length of your input: ".. length )
        end
    end
)

See Also