Utf8.len

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

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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

• utf8.byte
• utf8.char
• utf8.charpos
• utf8.escape
• utf8.find
• utf8.fold
• utf8.gmatch
• utf8.gsub
• utf8.insert
• utf8.len
• utf8.lower
• utf8.match
• utf8.ncasecmp
• utf8.next
• utf8.remove
• utf8.reverse
• utf8.sub
• utf8.title
• utf8.upper
• utf8.width
• utf8.widthindex