Using the String Object : String « Language Basics « JavaScript DHTML

Using the String Object

  
<HTML>
<HEAD>
<TITLE>Using the String Object Type</TITLE>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript"><!--
function displayLine(text) {
 document.write(text+"<BR>")
}
s = new String("abcdefghijklmnopqrstuvwasdfasdfasdfasdfasdf")
displayLine('s = '+s)
displayLine('s.charAt(1) = '+s.charAt(1))
displayLine('s.charCodeAt(1) = '+s.charCodeAt(1))
displayLine('s.indexOf("is") = '+s.indexOf("is"))
displayLine('s.lastIndexOf("is") = '+s.lastIndexOf("is"))
displayLine('s.substring(22,32) = '+s.substring(22,32))
displayLine('s.toLowerCase() = '+s.toLowerCase())
displayLine('s.toUpperCase() = '+s.toUpperCase())
split = s.split(" ")
for(i=0; i<split.length; ++i)
 displayLine('split['+i+'] = '+split[i])
// --></SCRIPT>
</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.	Using a for Loop to Reverse a String
13.	Concatenate JavaScript String
14.	String length: number of characters in a string.
15.	String fontcolor(): a string in a specified color
16.	String indexOf(): string position
17.	String Validation
18.	Using Quotes within Strings
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
36.	Concatenate two string variables together
37.	Search string value in an array