Groovy - isEmpty()


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Returns true if this List contains no elements.

Syntax

boolean isEmpty() 

Parameters

None

Return Value

True or false depending on whether the list is empty or not.

Example

Following is an example of the usage of this method −

class Example { 
   static void main(String[] args) { 
      def lst = [11, 12, 13, 14]; 
      def emptylst = [];
		
      println(lst.isEmpty()); 
      println(emptylst.isEmpty()); 
   } 
}

When we run the above program, we will get the following result −

false 
true
groovy_lists.htm
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