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Program: How to convert String to signed decimal integer value?


Description:

By using Integer.parseInt() method, we can convert String to singned decimal integer value.


Code:
package com.java2novice.wrapper.integer;

public class MySignedParseInt {

	public static void main(String a[]){
		String number = "768";
		Integer i = Integer.parseInt(number);
		System.out.println("converted integer: "+i);
		number = "-786";
		i = Integer.parseInt(number);
		System.out.println("converted integer: "+i);
	}
}

Output:
converted integer: 768
converted integer: -786
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  4. How to convert String to Integer value?
  5. How to convert String to signed decimal integer value?
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  10. How to convert hexadecimal value to integer value?
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  12. How to convert string to integer using radix 27?
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About Author

I'm Nataraja Gootooru, programmer by profession and passionate about technologies. All examples given here are as simple as possible to help beginners. The source code is compiled and tested in my dev environment.

If you come across any mistakes or bugs, please email me to [email protected].

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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java™ Platform Standard Ed. 8 - API Specification | Java is registered trademark of Oracle.
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