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Java Convert Hexadecimal to Decimal

We can convert hexadecimal to decimal in java using Integer.parseInt() method or custom logic.

Java Hexadecimal to Decimal conversion: Integer.parseInt()

The Integer.parseInt() method converts string to int with given redix. The signature of parseInt() method is given below:

Let's see the simple example of converting hexadecimal to decimal in java.

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Output:

10

Let's see another example of Integer.parseInt() method.

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Output:

10
15
289

Java Hexadecimal to Decimal conversion: Custom Logic

We can convert hexadecimal to decimal in java using custom logic.

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Output:

Decimal of a is: 10
Decimal of f is: 15
Decimal of 121 is: 289




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