The substr() method is represented by the following syntax:
start - It represents the position of the string from where the fetching starts.
length - It is optional. It represents the number of characters to fetch.
Part of the string.
Let's see some simple examples of substr() method.
Let's see a simple example to print the part of the string.Test it Now
Let's see one more example to print the part of the string.Test it Now
In this example, we will provide only the starting index.Test it Now
In this example, we will not pass any parameter with the method. In such case, the method returns the complete string.Test it Now
In this example, we will provide negative number as a starting index. In such case, the method starts fetching from the end of the string.Test it Now