str_length that ignores Hebrew "nikud" characters

gistfile1.txt

function str_length(str) {
  let length = 0, nikud_chars = /[ְֱֲֳִֵֶַָֹֻּׁׂ]/;
  for (let i=0,len=str.length;i<len;i++)
    length += nikud_chars.test(str[i]) ? 0 : 1;
  return length;
}

gistfile2.txt

// A better, faster approach, as devised by the Israeli Javascript Facebook group :)
function str_length(str) {
    return str.replace(/[\u0590-\u05c7]/g,'').length;
}