The String object is used to manipulate a stored piece of text.
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Try it Yourself - Examples |
Return the length of a string
How to use the length
property to find the length of a string.
Style strings
How to style strings.
The
indexOf() method
How to use the indexOf() method to return the position
of the first occurrence of a specified string value in a string.
The
match() method
How to use the match() method to search for a specified
string value within a string and return the string value if found
Replace characters in a string - replace()
How to use the
replace() method to replace some characters with some other characters in a
string.
For a complete reference of all the properties and methods that can be used with the String object, go to our complete String object reference.
The reference contains a brief description and examples of use for each property and method!
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); |
The code above will result in the following 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! |
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