JavaScript escape() Function

Below is the example of the escape() function.

• Example:

  <script>
     // Special character encoded with
     // escape function
     document.write(escape("Geeks for Geeks!!!"));
  
     document.write("<br>");
  
     // Print encoded string using escape() function
     // Also include exceptions i.e. @ and .
     document.write(escape("To contribute articles contact"+
                      " us at review-team@geeksforgeeks.org"));
  </script>
• Output:

  Geeks%20for%20Geeks%21%21%21
  To%20contribute%20articles%20contact%20us%20atcontribute
  @geeksforgeeks.org 

The escape() function takes a string as a parameter and encodes it so that it can be transmitted to any computer in any network which supports ASCII characters.

Syntax:

escape(string)

Parameters: This function accepts a single parameter as mentioned above and described below:

• string: This parameters holds the string that will be encoded.

Return value: This function returns a encoded string.

Note: This function only encodes the special characters, this function is depricated.
Exceptions: @ – + . / * _

More example codes for the above function are as follows:

Program 1:

<script>
   // Special character encoded with
   // escape function
   document.write(escape("Geeks for Geeks!!!"));

   document.write("<br>");

   // Print encoded string using escape() function
   // Also include exceptions i.e. @ and .
   document.write(escape("A Computer Science Portal"));
</script>

Output:

Geeks%20for%20Geeks%21%21%21
A%20Computer%20Science%20Portal

Program 2:

<script>
    // Special character encoded with
    // escape function
    document.write(escape("GeeksforGeeks"));

    document.write("<br>");

    // Print encoded string using escape() function
    // Also include exceptions i.e. @ and .
    document.write(escape("A#Computer-Science"+
                          "%Portal@for*Geeks"));
</script>

Output:

GeeksforGeeks
A%23Computer-Science%25Portal@for*Geeks

Supported Browsers:

• Google Chrome 1 and above
• Internet Explorer 3 and above
• Edge 12 and above
• Mozilla Firefox 1 and above
• Safari 1 and above
• Opera 3 and above