JavaScript Objects The Strings Object- substr() - Javascript Objects

What is JavaScript String - substr() Method?

This method returns the characters in a string beginning at the specified location through the specified number of characters.

Syntax

The syntax to use substr() is as follows −

Argument Details

start − Location at which to start extracting characters (an integer between 0 and one less than the length of the string).

length − The number of characters to extract.

Note − If start is negative, substr uses it as a character index from the end of the string.

Return Value

The substr() method returns the new sub-string based on given parameters.

Example

Try the following example.

Output

(1,2): pp

(-2,2): y.

(1): pples are round, and apples are juicy.

(-20, 2): nd

(20, 2): d


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