Upload files to "OOP/Java/Lab/Week7/ExampleQues"

OOP/Java/Lab/Week7/ExampleQues/Example1.java

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+class Example1 {
+
+    //Static class
+    static class X {
+
+        static String str = "Inside Class X";
+    }
+
+    public static void main(String args[]) {
+        X.str = "Inside Class Example1";
+        System.out.println("String stored in str is- " + X.str);
+    }
+}
+// Output: String stored in str is- Inside Class Example1

OOP/Java/Lab/Week7/ExampleQues/Example2.java

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+class Example2{
+    int num;
+
+    //Static class
+
+    static class X{
+        static String str="Inside Class X";
+        num=99;
+        // static int num = 99;
+        // would be the correct syntax
+    }
+
+    public static void main(String args[]){
+        Example2.X obj = new Example2.X();
+        System.out.println("Value of num="+obj.str);
+    }
+}

OOP/Java/Lab/Week7/ExampleQues/Example3.java

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+class Example3 {
+
+    static int num;
+
+    static String mystr;
+
+    static {
+        num = 97;
+        mystr = "Static keyword in Java";
+    }
+
+    public static void main(String args[]) {
+        System.out.println("Value of num=" + num);
+        System.out.println("Value of mystr=" + mystr);
+    }
+}
+// Last } wasn't included, but I added it.
+// Output:
+// Value of num=97
+// Value of mystr=Static keyword in Java

OOP/Java/Lab/Week7/ExampleQues/Example4.java

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+class Example4{
+    static int num;
+    static String mystr;
+
+    //First Static
+    block static{
+        System.out.println("Static Block 1");
+        num = 68;
+        mystr = "Block1";
+    }
+
+    //Second static
+
+    block static{
+        System.out.println("Static Block 2");
+        num = 98;
+        mystr = "Block2";
+    }
+
+    public static void main(String args[]){
+        System.out.println("Value of num="+num);
+    }
+}
+
+// Error:
+// Example4.java:6: error: <identifier> expected
+//   block static{
+//         ^

OOP/Java/Lab/Week7/ExampleQues/Example5.java

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+class Example5 {
+
+    static int i;
+    static String s;
+
+    public static void main(String args[]) { //Its a Static Method
+        Example5 obj = new Example5();
+        //Non Static variables accessed using object obj
+        System.out.println("i:" + obj.i);
+        System.out.println("s:" + obj.s);
+    }
+}
+//Output:
+//i:0
+//s:null