Shameen Shahid

In Java, there are different techniques to print an array such as control flow statements. built-in methods, API, or interfaces as shown in this guide.

This article covers various methods to remove whitespaces in a string e.g., trim(), replaceAll(), isWhitespace(), normalizeSpace(), or custom logic, etc.

The String equalsIgnoreCase() is a built-in static method in Java that compares two strings while ignoring the letter case and returns a boolean output.

The floor() method in Java is a built-in static method of Math class that rounds down the value to a number that is equal to or less than the given value.

The Math.max() is a built-in static method in Java that calculates and returns the maximum value from the two given numeric values.

The toLowerCase() method of the String class returns a string in which all the uppercase characters are converted into lowercase letters of a given string.

The Java String class startsWith() method tests if a string starts with specific characters and returns a boolean output as shown in the mentioned examples.

Squaring of a number in Java is calculated by multiplying the value by itself, by using the built-in methods, or via the BigInteger as shown in this article.