Count number of vowels in a string
Here given code implementation process.
// Java program
// count number of vowels in a string
class MyString
{
//Check that whether given character is vowel or not
public boolean is_vowel(char data)
{
if (data == 'a' || data == 'e' || data == 'i' || data == 'o' || data == 'u')
{
return true;
}
return false;
}
//Count number of vowels in string
public void count_vowels(String text)
{
//Get the size
int size = text.length();
if (size <= 0)
{
return;
}
int result = 0;
for (int i = 0; i < size; i++)
{
if (is_vowel(text.charAt(i)) == true)
{
result = result + 1;
}
}
System.out.print("\n Given String : " + text);
System.out.print("\n Vowels : " + result);
}
public static void main(String[] args)
{
MyString obj = new MyString();
String text = "This is a difficult problem";
obj.count_vowels(text);
}
}Output
Given String : This is a difficult problem
Vowels : 8//Include header file
#include <iostream>
#include<string.h>
using namespace std;
// C++ program
// count number of vowels in a string
class MyString
{
public:
//Check that whether given character is vowel or not
bool is_vowel(char data)
{
if (data == 'a' || data == 'e' || data == 'i' || data == 'o' || data == 'u')
{
return true;
}
return false;
}
//Count number of vowels in string
void count_vowels(string text)
{
//Get the size
int size = text.size();
if (size <= 0)
{
return;
}
int result = 0;
for (int i = 0; i < size; i++)
{
if (this->is_vowel(text[i]) == true)
{
result = result + 1;
}
}
cout << "\n Given String : " << text;
cout << "\n Vowels : " << result;
}
};
int main()
{
MyString obj = MyString();
string text = "This is a difficult problem";
obj.count_vowels(text);
return 0;
}Output
Given String : This is a difficult problem
Vowels : 8//Include namespace system
using System;
// C# program
// count number of vowels in a string
class MyString
{
//Check that whether given character is vowel or not
public Boolean is_vowel(char data)
{
if (data == 'a' || data == 'e' || data == 'i' || data == 'o' || data == 'u')
{
return true;
}
return false;
}
//Count number of vowels in string
public void count_vowels(String text)
{
//Get the size
int size = text.Length;
if (size <= 0)
{
return;
}
int result = 0;
for (int i = 0; i < size; i++)
{
if (is_vowel(text[i]) == true)
{
result = result + 1;
}
}
Console.Write("\n Given String : " + text);
Console.Write("\n Vowels : " + result);
}
public static void Main(String[] args)
{
MyString obj = new MyString();
String text = "This is a difficult problem";
obj.count_vowels(text);
}
}Output
Given String : This is a difficult problem
Vowels : 8<?php
// Php program
// count number of vowels in a string
class MyString
{
//Check that whether given character is vowel or not
public function is_vowel($data)
{
if ($data == 'a' || $data == 'e' || $data == 'i' || $data == 'o' || $data == 'u')
{
return true;
}
return false;
}
//Count number of vowels in string
public function count_vowels($text)
{
//Get the size
$size = strlen($text);
if ($size <= 0)
{
return;
}
$result = 0;
for ($i = 0; $i < $size; $i++)
{
if ($this->is_vowel($text[$i]) == true)
{
$result = $result + 1;
}
}
echo "\n Given String : ". $text;
echo "\n Vowels : ". $result;
}
}
function main()
{
$obj = new MyString();
$text = "This is a difficult problem";
$obj->count_vowels($text);
}
main();Output
Given String : This is a difficult problem
Vowels : 8// Node Js program
// count number of vowels in a string
class MyString
{
//Check that whether given character is vowel or not
is_vowel(data)
{
if (data == 'a'
|| data == 'e'
|| data == 'i'
|| data == 'o'
|| data == 'u')
{
return true;
}
return false;
}
//Count number of vowels in string
count_vowels(text)
{
//Get the size
var size = text.length;
if (size <= 0)
{
return;
}
var result = 0;
for (var i = 0; i < size; i++)
{
if (this.is_vowel(text[i]) == true)
{
result = result + 1;
}
}
process.stdout.write("\n Given String : " + text);
process.stdout.write("\n Vowels : " + result);
}
}
function main()
{
var obj = new MyString();
var text = "This is a difficult problem";
obj.count_vowels(text);
}
main();Output
Given String : This is a difficult problem
Vowels : 8# Python 3 program
# count number of vowels in a string
class MyString :
# Check that whether given character is vowel or not
def is_vowel(self, data) :
if (data == 'a'
or data == 'e'
or data == 'i'
or data == 'o'
or data == 'u') :
return True
return False
# Count number of vowels in string
def count_vowels(self, text) :
# Get the size
size = len(text)
if (size <= 0) :
return
result = 0
i = 0
while (i < size) :
if (self.is_vowel(text[i]) == True) :
result = result + 1
i += 1
print("\n Given String : ", text, end = "")
print("\n Vowels : ", result, end = "")
def main() :
obj = MyString()
text = "This is a difficult problem"
obj.count_vowels(text)
if __name__ == "__main__": main()Output
Given String : This is a difficult problem
Vowels : 8# Ruby program
# count number of vowels in a string
class MyString
# Check that whether given character is vowel or not
def is_vowel(data)
if (data == 'a' ||
data == 'e' ||
data == 'i' ||
data == 'o' ||
data == 'u')
return true
end
return false
end
# Count number of vowels in string
def count_vowels(text)
# Get the size
size = text.length()
if (size <= 0)
return
end
result = 0
i = 0
while (i < size)
if (self.is_vowel(text[i]) == true)
result = result + 1
end
i += 1
end
print("\n Given String : ", text)
print("\n Vowels : ", result)
end
end
def main()
obj = MyString.new()
text = "This is a difficult problem"
obj.count_vowels(text)
end
main()Output
Given String : This is a difficult problem
Vowels : 8// Scala program
// count number of vowels in a string
class MyString
{
//Check that whether given character is vowel or not
def is_vowel(data: Char): Boolean = {
if (data == 'a'
|| data == 'e'
|| data == 'i'
|| data == 'o'
|| data == 'u')
{
return true;
}
return false;
}
//Count number of vowels in string
def count_vowels(text: String): Unit = {
//Get the size
var size: Int = text.length();
if (size <= 0)
{
return;
}
var result: Int = 0;
var i: Int = 0;
while (i < size)
{
if (is_vowel(text(i)) == true)
{
result = result + 1;
}
i += 1;
}
print("\n Given String : " + text);
print("\n Vowels : " + result);
}
}
object Main
{
def main(args: Array[String]): Unit = {
var obj: MyString = new MyString();
var text: String = "This is a difficult problem";
obj.count_vowels(text);
}
}Output
Given String : This is a difficult problem
Vowels : 8// Swift program
// count number of vowels in a string
class MyString
{
//Check that whether given character is vowel or not
func is_vowel(_ data: Character) -> Bool
{
if (data == "a"
|| data == "e"
|| data == "i"
|| data == "o"
|| data == "u")
{
return true;
}
return false;
}
//Count number of vowels in string
func count_vowels(_ data: String)
{
let text = Array(data);
//Get the size
let size: Int = text.count;
if (size <= 0)
{
return;
}
var result: Int = 0;
var i: Int = 0;
while (i < size)
{
if (self.is_vowel(text[i]) == true)
{
result = result + 1;
}
i += 1;
}
print(" Given String : ", data);
print(" Vowels : ", result);
}
}
func main()
{
let obj: MyString = MyString();
let text: String = "This is a difficult problem";
obj.count_vowels(text);
}
main();Output
Given String : This is a difficult problem
Vowels : 8
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