title: find if a img have "alt", if not then add from array ( serverside )
body: <p>first I need to find all img in the sites,
  and then check if the img have the "alt" attribute, if image have the attribute it'll be escaped and if it not have one or the alt is empty,a string will be randomly added to img from a list or array.</p>
  
  <p>here is how you do it with javascript:
  <a href="https://stackoverflow.com/questions/10735820/find-if-a-img-have-alt-in-jquery-if-not-then-add-from-array">find if a img have alt in jquery if not then add from array</a></p>
  
  <p>but it did not help me because according to this:
  <a href="https://stackoverflow.com/questions/10963912/how-do-search-engines-crawl-javascript">How  do search engines crawl Javascript?</a></p>
  
  <blockquote>
    <p>search bots can't read it , if you use JavaScript you need to use server-side language to add keyword to img alt.</p>
  </blockquote>
  
  <p>what next? php? can i do it with a simple code?</p>