Java creates arrays to store different types of data

javaCreate arrays to store different types of data

In java, put different types of data into an array , can be implemented using Object.

Example:

public class Main {
    public static void main(String []args) {
	Object[] os  = new Object[3];
	os[0] = 1;
	os[1] = "1sd";
	os[2] = true;
        System.out.println((int)os[0] + 2);
        System.out.println((String)os[1] + 2);
	System.out.println((Boolean)os[2]);
    }
}

Result:

3
1sd2
true

Note: Pay attention to data type conversion when using data!

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