note 98198 added to function.sprintf

function preg_sprintf($format,$params){
    $result = ''; $anchor=0; $pattern = '/{([0-9a-zA-Z_]+)}/';
    
    $n = preg_match_all($pattern, $format,$matches, PREG_OFFSET_CAPTURE);
    
    for($i=0; $i<$n; $i++){
        $result .= substr($format, $anchor, $matches[0][$i][1]-$anchor);
        if(isset($params[$matches[1][$i][0]])) $result .= $params[$matches[1][$i][0]];
        $anchor = $matches[0][$i][1] + strlen($matches[0][$i][0]);
    }
    
    $result .= substr($format, $anchor, strlen($format)-$anchor);
    
    return $result;
}

echo preg_sprintf('f {key} = {value}, {fas}b {key} {efs}',array('fas'=>'FAS', 'key'=>'KEY', 'value'=>'VALUE'));

//will echo: f KEY = VALUE, FASb KEY
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Server IP: 222.73.207.145
Probable Submitter: 127.0.0.1 (proxied: 60.16.233.229)
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Manual Page -- http://www.php.net/manual/en/function.sprintf.php
Edit        -- https://master.php.net/note/edit/98198
Del: integrated  -- https://master.php.net/note/delete/98198/integrated
Del: useless     -- https://master.php.net/note/delete/98198/useless
Del: bad code    -- https://master.php.net/note/delete/98198/bad+code
Del: spam        -- https://master.php.net/note/delete/98198/spam
Del: non-english -- https://master.php.net/note/delete/98198/non-english
Del: in docs     -- https://master.php.net/note/delete/98198/in+docs
Del: other reasons-- https://master.php.net/note/delete/98198
Reject      -- https://master.php.net/note/reject/98198
Search      -- https://master.php.net/manage/user-notes.php