Question

How to get the current line number in Java

Answer 1

public class MyClass
{
    public static void main(String[] args)
    {
        int currentLineNumber = new Throwable().getStackTrace()[0].getLineNumber();
        
        System.out.println(currentLineNumber);
    }
}




/*
run:

5

*/

 

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Answer 2

public class MyClass
{
    public static int getLineNumber() {
        return Thread.currentThread().getStackTrace()[2].getLineNumber();
    }
 
    public static void main(String[] args)
    {
        int currentLineNumber = getLineNumber();

        System.out.println(currentLineNumber);
    }
}




/*
run:

9

*/

 

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