How do you count the number of words in a sentence in Java?

How do you count the number of words in a sentence in Java?

Write a Java program to count the number of words in a string?

1. public class WordCount {
2. static int wordcount(String string)
3. {
4. int count=0;
5. char ch[]= new char[string.length()];
6. for(int i=0;i
7. {
8. ch[i]= string.charAt(i);

How do you find duplicate words in a string?

To find the duplicate words from the string, we first split the string into words. We count the occurrence of each word in the string. If count is greater than 1, it implies that a word has duplicate in the string. In above example, the words highlighted in green are duplicate words.

How to count the number of occurrences of each word?

Create a HashMap Read the file one word a time. If it doesn’t exist in your HashMap, add it and change the count value assigned to 1. If it exists, increment the value by 1.

How to count the number of occurrences in a string in Java?

Java program to count occurrences of a word in string. The number of times a word occurs in a string denotes its occurrence count. An example of this is given as follows −. String = An apple is red in colour. Word = red The word red occurs 1 time in the above string.

Which is the best way to count the number of words in a sentence?

While the split method might look like a good solution, it will create a problem in the actual counting when sentences end with a word, followed by a full stop, commas or any other characters. So a good solution for this problem would be NLTK.

How to count the number of words in a string?

The number of times a word occurs in a string denotes its occurrence count. An example of this is given as follows − String = An apple is red in colour. Word = red The word red occurs 1 time in the above string. A program that demonstrates this is given as follows.