Create CommandlineArguments.java

premph · web-flow · commit 11cf1cb17c53 · 2018-06-25T22:01:14.000+05:30
diff --git a/command-line/CommandlineArguments.java b/command-line/CommandlineArguments.java
@@ -0,0 +1,30 @@
+class CommandlineArguments{
+/**
+* Returns the sum of n number of command line arguments(Double datatype)
+* To execute run java CommandlineArguments 12.0 3.0 (Example)
+*/
+
+  public static void main(String s[])
+  {
+    double sum=0;
+    /**
+    * try-catch block to check for runtime input errors
+    * 
+    */
+
+    try{
+
+      for(int i =0 ;i<s.length;i++)
+      {
+        sum =sum+Double.parseDouble(s[i]);
+      }
+
+    System.out.print("\n Sum is " + sum);
+
+    }
+    catch(Exception e){
+      System.out.print("\n please check input");
+    }
+
+  }
+}
