Ruben Sargsyan » counter http://rubensargsyan.com Personal Website Fri, 27 Aug 2010 07:08:55 +0000 en hourly 1 http://wordpress.org/?v=3.0.1 Count of all external links of the web page http://rubensargsyan.com/count-of-all-external-links-of-the-web-page/ http://rubensargsyan.com/count-of-all-external-links-of-the-web-page/#comments Tue, 24 Aug 2010 11:40:40 +0000 Ruben Sargsyan http://rubensargsyan.com/?p=402 This is a JavaScript script for counting all external links of the web page. Just add this script after the tag </body>:

<script type="text/javascript">
var all_a = document.getElementsByTagName("a");
 
var this_link = window.location.toString();
this_link = this_link.substr(7,parseInt(this_link.indexOf("/",7)-7));
 
var external_links_count = 0;
 
for(var i=0; i<all_a.length; i++){
    if(all_a[i].href.indexOf(this_link)==-1){
        external_links_count++;
    }
}
 
alert("External links count is: "+external_links_count);
</script>
]]> http://rubensargsyan.com/count-of-all-external-links-of-the-web-page/feed/ 0 Text counter by JavaScript http://rubensargsyan.com/text-counter-by-javascript/ http://rubensargsyan.com/text-counter-by-javascript/#comments Thu, 11 Feb 2010 10:36:47 +0000 Ruben Sargsyan http://rubensargsyan.com/?p=270 This is an example for adding a counter to the inputing texts of tags <textarea> and <input>:

<html>
 
<head>
  <title>Text Counter</title>
 
  <script type="text/javascript">
  function text_counter(textfield_id,counter_id,count){
    count = parseInt(count);
 
    document.getElementById(counter_id).innerHTML = count;
 
    document.getElementById(textfield_id).onpropertychange = function(){
        text_count_changed(textfield_id,counter_id,count);
    }
  }
 
  function text_count_changed(textfield_id,counter_id,count){
    if(count-parseInt(document.getElementById(textfield_id).value.length)<0){
        document.getElementById(textfield_id).value = document.getElementById(textfield_id).value.substr(0,count);
    }
 
    document.getElementById(counter_id).innerHTML = count-parseInt(document.getElementById(textfield_id).value.length);
  }
  </script>
</head>
 
<body>
<p>
<script type="text/javascript">inputtext_approving_chars_count = 10;</script>
<input type="text" id="inputtext" oninput='text_count_changed("inputtext","inputtext_counter",inputtext_approving_chars_count);'> <span id="inputtext_counter"></span>
<script type="text/javascript">text_counter("inputtext","inputtext_counter",inputtext_approving_chars_count);</script>
</p>
 
<p>
<script type="text/javascript">textfield_approving_chars_count = 255;</script>
<textarea id="textfield" cols="50" rows="10" oninput='text_count_changed("textfield","textfield_counter",textfield_approving_chars_count);'></textarea> <span id="textfield_counter"></span>
<script type="text/javascript">text_counter("textfield","textfield_counter",textfield_approving_chars_count);</script>
</p>
 
</body>
 
</html>
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