In this tutorial, we will learn the program to count the vowels, digits, and spaces in a string.
Simple PHP Program to count the vowels, digits, and spaces in a string
<html>
<body>
<div>
<h1>program for counting vowal,digits.spaces in string</h2>
<?php
{
$string="ali is good boy222";
$vowels = array('a','e','i','o','u');
$len = strlen($string);
$num = 0;
for($i=0; $i<$len; $i++){
if(in_array($string[$i], $vowels))
{
$num++;
}
echo "$num";
}
function countDigits( $string )
{
return preg_match_all( "/[0-9]/", $string );
}
substr_count($string, ' ');
echo "Number of vowels : <span style='color:green; font-weight:bold;'>". $num."</span>";
echo "<br>";
echo "Number of digits :".countDigits($string);
echo "<br>";
echo "Number of spaces :" . substr_count($string," ");
}
?>
</body>
</html>
Output
112233334555566666Number of vowels : 6
Number of digits :3
Number of spaces :3
Simple PHP Program to count the vowels, digits, and spaces in a string using while loop
<html>
<body>
<form action="" method="post">
<input type="text" name="string" />
<input type="submit" />
</form>
</body>
</html>
<?php
if($_POST)
{
$string = strtolower($_POST['string']);
$vowels = array('a','e','i','o','u');
$len = strlen($string);
$num = 0;
$i=0;
while( $i<$len){
if(in_array($string[$i], $vowels))
{
$num++;
}
$i++;
}
function countDigits( $string )
{
return preg_match_all( "/[0-9]/", $string );
}
substr_count($string, ' ');
echo "Number of vowels : <span style='color:green; font-weight:bold;'>". $num."</span>";
echo "<br>";
echo "Number of digits :".countDigits($string);
echo "<br>";
echo "Number of spaces :" . substr_count($string," ");
}
?>
Output
PHP Program to count the vowels, digits, and spaces in a string with the form
<html>
<body>
<form action="" method="post">
<input type="text" name="string" />
<input type="submit" />
</form>
</body>
</html>
<?php
if($_POST)
{
$string = strtolower($_POST['string']);
$vowels = array('a','e','i','o','u');
$len = strlen($string);
$num = 0;
for($i=0; $i<$len; $i++){
if(in_array($string[$i], $vowels))
{
$num++;
}
}
function countDigits( $string )
{
return preg_match_all( "/[0-9]/", $string );
}
substr_count($string, ' ');
echo "Number of vowels : <span style='color:green; font-weight:bold;'>". $num."</span>";
echo "<br>";
echo "Number of digits :".countDigits($string);
echo "<br>";
echo "Number of spaces :" . substr_count($string," ");
}
?>
Topic Covered
PHP Program to count the vowels, digits, and spaces in a string.