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Php get first character of each word

Php get first character of string

$firstStringCharacter = substr("hello", 0, 1);

Php get first character of each word

if(!function_exists('get_avatar')){
    function get_avatar($str){
        $acronym;
        $word;
        $words = preg_split("/(\s|\-|\.)/", $str);
        foreach($words as $w) {
            $acronym .= substr($w,0,1);
        }
        $word = $word . $acronym ;
        return $word;
    }
}

Source: stackoverflow.com

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