Prototype - interpolate() Method

This method treats the string as a Template and fills it with object's properties.

Syntax

string.inspect([useDoubleQuotes = false]);

Return Value

Returns an interpolated string.

Example

<html>
   <head>
      <title>Prototype examples</title>
      <script type = "text/javascript" src = "/javascript/prototype.js"></script>
      
      <script>
         function showResult() {
            var str = "#{animals} on a #{transport}";
            alert(str.interpolate({animals:"Cow",transport:"Train"}));
         }
      </script>
   </head>

   <body>
      <p>Click the button to see the result.</p>
      <br />
      <br />
      <input type = "button" value = "Result" onclick = "showResult();"/>
   </body>
</html>

Output

prototype_string_processing.htm