How Do I Print Alphabet Triangle Pattern Using PHP

Posted By Bajarangi soft , Posted On 27-11-2020

Using PHP we can print alphabets in a triangle pattern or in a pyramid form. using range() with for loop and chr() with for loop.So today we discuss how to do it.

How Do I Print Alphabet Triangle Pattern Using PHP

Complete Code For Printing Alphabet Triangle Pattern Using PHP.

<!DOCTYPE html>
<html>
<head>
    <title>How Do I Print Alphabet Triangle Pattern Using PHP</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet">
</head>
<style>
    body {
        background: black;
    }
</style>
<body>
<body>
<div class="container">
    <br/><br/>
    <div class="text-center">
        <h1 id="color" style="color: white;">Print Alphabet Triangle Pattern Using PHP</h1>
    </div>

    <div class="well">

        <?php
        echo "<h3>First pattern</h3>";
        $alpha = range('A', 'Z');
        for($i=0; $i<5; $i++){
            for($j=5; $j>$i; $j--){
                echo $alpha[$i];
            }
            echo "<br>";
        }
        echo "<h3>Second pattern</h3>";
        $alpha = range('A', 'Z');
        for($i=0; $i<5; $i++){
            for($j=0; $j<=$i; $j++){
                echo $alpha[$i];
            }
            echo "<br>";
        }
        echo "<h3>Third pattern</h3>";
        $alpha = range('A', 'Z');
        for($i=0; $i<5; $i++){
            for($j=0; $j<=$i; $j++){
                echo $alpha[$j];
            }
            echo "<br>";
        }
        echo "<h3>Fourth Pattern</h3>";
        $alpha = range('A', 'Z');
        for($i=0; $i<5; $i++){
            for($j=4; $j>=$i; $j--){
                echo $alpha[$j];
            }
            echo "<br>";
        }
        echo "<h3>Fifth Pattern</h3>";
        $alpha = range('A', 'Z');
        for ($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";
        }

        echo"<h3>Sixth Pattern</h3>";

        $num = 65;
        for ($i = 0; $i < 5; $i++)
        {
            for ($j = 0; $j <= $i; $j++ )
            {
                $ch = chr($num);
                echo $ch." ";
            }
            $num = $num + 1;
            echo "<br>";
        }
        echo"<h3>Seven Pattern</h3>";

        for ($i = 0; $i < 5; $i++)
    {

        for ($j = 0; $j <= $i; $j++ )
        {

            $ch = chr($num);
            echo $ch." ";
            $num = $num + 1;
        }
        echo "<br>";
}
        ?>
    </div>
</div>
</body>
</html>