Java Vector size() Method24 Mar 2025 | 1 min read The size() method of Java Vector class is used to get the number of components presents in the vector. SyntaxFollowing is the declaration of size() method: ParameterThis method does not accept any parameter. ReturnThe size() method returns the number of components presents in a vector. ExceptionsNA Compatibility VersionJava 1.2 and above Example 1Output: The vector Element is = [10, 20, 30, 40, 50] Size of the vector is = 5 Example 2Output: Size of the vector is = 4 Next TopicJava Vector Sort Method |
Java Method The spliterator() method of Java Vector class is used to create a late-binding and fail-fast spliterator over the elements in this list. Syntax Following is the declaration of spliterator() method: public Spliterator<E> spliterator() Parameter This method does not accept any parameter. Return The spliterator() method returns a spliterator over the...
2 min read
Java Method The forEach() method of Java Vector class is used to perform the given action for each element of the Iterable until all elements have been processed or the action throws an exception. Actions are performed in the order of iteration if that order...
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Java Method The retainAll() method of Java Vector class is used to retain only that elements in the vector which are contained in the specified collection. In other words, it removes all elements from this vector that are not contained in the specified collection. Syntax Following is...
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Java Method The addElement() method of Java Vector class is used to add the specified element to the end of this vector. Adding an element increases the vector size by one. Syntax: Following is the declaration of addElement() method: Public void addElement(E e) Parameter: Parameter Description Required/Optional e It is the element which will...
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Java Method The toArray() Java Vector class method is used to get an array containing all of the elements in this vector in the correct order. There is two different types of Java toArray() method which can be differentiated depending on its parameter. These are: Java...
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Java Method The addAll() Java Vector class method inserts all of the elements in the specified collection to the end of the vector which is in use. The order of the elements will be the same as they are returned by the specified collection's iterator....
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Java Method The lastElement() method of Java Vector class is used to get the last component of the vector. Syntax Following is the declaration of lastElement() method: Public E lastElement() Parameter This method does not accept any parameter. Return The lastElement() method returns the last element of the vector i.e. the component...
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Java Method The capacity() method of Java Vector class is used to get the current capacity of the vector which is in use. Syntax: Following is the declaration of capacity() method: Public int capacity() Parameter: This method does not accept any parameter. Returns: This method returns the current capacity of the vector...
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Java Method The toString() method of Java Vector class is used to get a string representation of the vector. It contains the string representation of each element. Syntax Following is the declaration of toString() method: public String toString() Parameter This method does not accept any parameter. Return The toString() method returns a...
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Java Method The indexOf() Java Vector class method is used to get the index of the first occurrence of the specified element in the vector. There are two different types of Java indexOf() method which can be differentiated depending on its parameter. These are: Java Vector...
3 min read
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