Use global variables in function recursion - Javascript Function

Javascript examples for Function:Function Recursion

  1. HOME
  2. Javascript
  3. Function
  4. Function Recursion

Description

Use global variables in function recursion

Demo Code

ResultView the demo in separate window 

<html>
   <head> 
      <meta name="viewport" content="width=device-width, initial-scale=1"> 
      <script type="text/javascript">
    window.onload=function(){/*from  ww w . j a va2 s.  c  o  m*/
var match;
var rec = function(a, res) {
    if (a < 0) {
        return res;
    }
    match = a % 2 == 0;
    if (match) {
        res.push(a);
    }
    return rec(a - 1, res);
}
var results = rec(10, []);
console.log(results);
    }

      </script> 
   </head> 
   <body>  
   </body>
</html>

Related Tutorials