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Unit 5: Scripting Language
In the following example we are using the toUpperCase() method of the String object to display Notes
a text in uppercase letters:
<script type=”text/javascript”>
var str=”Hello world!”;
document.write(str.toUpperCase());
</script>
Output
HELLO WORLD!
5.7.1 String Object
The String object is used to manipulate a stored piece of text.
Examples of Use
The following example uses the length property of the String object to find the length of a string:
var txt=”Hello world!”; document.write(txt.length);
Output
12
The following example uses the toUpperCase() method of the String object to convert a string to
uppercase letters:
var txt=”Hello world!”; document.write(txt.toUpperCase());
The code above will result in the following output:
HELLO WORLD!
Example: Illustrate how to style strings.
<html>
<body>
<script type=”text/javascript”>
var txt=”Hello Upendra!”;
document.write(“<p>Big:” + txt.big() + “</p>”);
document.write(“<p>Small:” + txt.small() + “</p>”);
document.write(“<p>Bold:” + txt.bold() + “</p>”);
document.write(“<p>Italic:” + txt.italics() + “</p>”:);
document.write(“<p>Blink:” + txt.blink() + “(does not work in IE,
Chrome, or Safari)</ p>”);
document.write(“<p>Fixed:” + txt.fixed() + “</p>”);
document.write(“<p>Strike:” + txt.strike() + “</p>”);
document.write(“<p>Fontcolor:” + txt.fontcolor(“Red”) + “</p>”);
document.write(“<p>Fontsize:” + txt.fontsize(16) + “</p>”);
document.write(“<p>Subscript:” + txt.sub() + “</p>”);
document.write(“<p>Superscript:” + txt.sup() + “</p>”);
LOVELY PROFESSIONAL UNIVERSITY 151
