Using a for Loop to Reverse a String : String « Language Basics « JavaScript DHTML

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JavaScript DHTML » Language Basics » String

Using a for Loop to Reverse a String




<HTML>

<BODY>

<H1>

<SCRIPT> 

      var newString = ""; 

      var theString = "This is a test"; 

      var counter = theString.length; 



      for (counter  ;counter > 0 ;counter -- ) { 

         newString += theString.substring(counter-1, counter); 

      } 

      document.write(theString + " reversed is " + newString + "!"); 

   </SCRIPT>

</H1>

</BODY>

</HTML>

Related examples in the same category

1.	Demo all String methods
2.	String utility: word count, replace and capitalize
3.	Strip Commas
4.	Text Range Search and Replace (IE only)
5.	Counting the Words in a Text String
6.	Reversing a String
7.	Trimming a String Using Regular Expressions
8.	String encode and decode
9.	Capitalizing the First Letter in Each Word of a String
10.	Playing with Strings
11.	Using the String Object's Link Method
12.	Concatenate JavaScript String
13.	String length: number of characters in a string.
14.	String fontcolor(): a string in a specified color
15.	String indexOf(): string position
16.	String Validation
17.	Using Quotes within Strings
18.	Using the String Object
19.	String toUpperCase
20.	Lab for string.replace() and string.search()
21.	Slicing a String
22.	A String Object Prototype
23.	Creating a Custom toString() Method
24.	Reading a Portion of a String
25.	Source Code for a Sample Page That Formats a String Object with the 'a' Tag
26.	Source Code for Our String-Formatting Script
27.	Adding a replace() Method to the String Object
28.	Creating a Function That Will Search and Replace in Strings
29.	Using the indexOf() Method to Find All Occurrences of the Letter e in a Sentence
30.	Methods and Properties of the String Object
31.	String match(): returns the text if found
32.	String substr() and substring(): returns a specified part of a string
33.	String toLowerCase() and toUpperCase(): converts a string to lowercase and uppercase
34.	Converting Strings to Upper Case
35.	String encoder

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