How to get first x chars from a string, without cutting off the last word?

Question

I have the following string in a variable.

Stack Overflow is as frictionless and painless to use as we could make it.

I want to fetch first 28 characte

Answer 1

This's Working for me Perfect

function WordLimt($Keyword,$WordLimit){

    if (strlen($Keyword)<=$WordLimit) { return $Keyword; }
    $Keyword= substr($Keyword,0,strrpos(substr($Keyword,0,$WordLimit),' '));
    return $Keyword;
}

echo WordLimt($MyWords,28);

// OutPut : Stack Overflow is as

it will adjust and break on last Space without cut word...