Sunday, May 26, 2024

Alphabet Triangle pattern

Character patterns

Alphabet Triangle pattern

1] range() with for loop (Patterns)

Example :-

<?php
$alpha=range('A','c');
for($i=0;$i<5;$i++)
{
    for($j=5;$j>$i;$j--)
    {
        echo $alpha[$i];
    }
    echo "<br>";
}
?>

1] range() with for loop (Patterns)

Output

2] range() with for loop

(Patterns)

Example

<?php
$alpha=range('A','Z');
for($i=0;$i<5;$i++)
{
    for($j=0;$j<=$i;$j++)
    {
        echo $alpha[$i];
    }
    echo"<br>";
}

Output

3] range() with for loop

(Patterns)

Example

<?php
$alpha =range('A','z');
{
    for($i=0;$i<5;$i++)
    {
        for($j=0;$j<=$i;$j++)
    {

     echo $alpha[$j];
    }
    echo "<br>";
    }
}

3] range() with for loop

Output

4] range() with for loop

(Patterns)

Example
<?php
$alpha =range('A','Z');

for($i=5; $i>=1; $i--)
{
for($j=0; $j<=$i;$j++)
{
echo '';
}
$j--;
for($k=0;$k<=(5-$j);$k++)
{
echo $alpha[$k];
}
echo "<br>\n";
}
?>

4] range() with for loop

(Patterns Program)

Output

php if else statements

php form handling

javascript do while loop

Saturday, May 25, 2024

PHP using leap year program

PHP Using leap year program

Leap Year

1] leap year is the one has 366 days in a year.

2] leap year comes after every four years.

3] leap year is always a multiple of four.

4] For example,1999,2000, 2007,2008,2009,2010, 2020, 2024, etc are leap years.

Q. Leap Year Program php

Example

<?php
function isLeap($year)
{
    return(date('L',mktime(0,0,1,1, $year))==1);
}
    for($year=1991; $year<2016;$year++)
    {
        if(isLeap($year))
        {
            echo "$year : LEAP YEAR <br>\n";
        }
        else
        {
            echo "$year:Not leap year<br>\n";

        }
    }
?>

Q. leap year program php

Output :

Q. leap year program using form php

Example

<html>
    <form method="post">
        Enter the Year : <input type ="text" 
name="year">
        <input type="submit" name="submit"
 value="submit">
</form>
<?php
if($_POST)
{
    $year = $_POST['year'];
    if(!is_numeric($year))
    {
        echo "string not allowed, 
Input should be a number";
        return;
    }
    if((0==$year %4 )and(0!=$year % 100)or 
(0==$year%400))
    {
        echo "$year this number is a Leap Year";
    }
    else{
        echo "$year  this numberis not 
a Leap Year";

    }
}
?>

Q. leap year program using form php

Output :

css inline block

php for loop

Alphabet triangle pattern

PHP program using sum of digits

Q. Sum of Digits in php

Example :-

<?php
$number =1222;
$sum=0; 
$rem=0;
for($i=0;$i<=strlen($number);$i++)
{
    $rem = $number% 10;
    $sum = $sum + $rem;
    $num = $number/10;
}
echo " number is $number = Addition of digits
 <br> Answer is $sum";


?>

Sum of Digits in php

Output:-

Q. Sum of digit using form php

Example :-

<form method="post">
    Enter number
    <input type="number" name="number"><br><br>
    <input type="submit" value="submit">
</form>
<?php 
if( $_POST)
{


$number =$_POST['number'];
$sum=0; 
$rem=0;
for($i=0; $i<=strlen($number); $i++)
{
    $rem = $number% 10;
    $sum = $sum + $rem;
    $number = $number/10;
}
echo " number is $number Addition of digits
 <br> Answer is $sum";
}

?>

Sum of digit using form php

Output :-

Friday, May 24, 2024