21. Create a PHP script to use a switch statement to print the name of the day based on a number (1 for Monday, 2 for Tuesday, etc.).
Required Input:
A variable $day with a value between 1 and 7.Expected Output:
MondayCode In Php
<?php
// Write code here
?>
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22. Write a PHP script to calculate the factorial of a number using a for loop.
Required Input:
A predefined variable $number (e.g., 5).Expected Output:
120Code In Php
<?php
// Write code to here
?>
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23. Create a PHP script to generate a random number between 1 and 100 using rand().
Required Input:
No input required.Expected Output:
A random number between 1 and 100 (e.g., 42).Code In Php
<?php
// Write code to here
?>
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24. Write a PHP script to demonstrate the use of the isset() function to check if a variable is set.
Required Input:
A variable $name which may or may not be set.Expected Output:
Variable is setCode In Php
<?php
// Write code to here
?>
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25. Create a PHP script to define a constant PI with the value 3.14159 and print it.
Required Input:
No input required.Expected Output:
3.14159Code In Php
<?php
// Write code to here
?>
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26. Write a PHP script to check if a string contains a specific word using strpos().
Required Input:
A string $text = "PHP is awesome!" and a word $word = "awesome".Expected Output:
Word foundCode In Php
<?php
// Write code to here
?>
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27. Create a PHP script to find the square of a number using a function.
Required Input:
A number $num = 4.Expected Output:
16Code In Php
<?php
// Write code to here
?>
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28. Write a PHP script to print all even numbers between 1 and 20 using a for loop.
Required Input:
No input required.Expected Output:
2 4 6 8 10 12 14 16 18 20 Code In Php
<?php
// Write code to here
?>
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29. Create a PHP script to swap two variables $x = 5 and $y = 10 without using a third variable.
Required Input:
Two variables $x = 5 and $y = 10.Expected Output:
x = 10, y = 5Code In Php
<?php
// Write code to here
?>
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30. Write a PHP script to print the multiplication table of a number using nested for loops.
Required Input:
A variable $number = 5.Expected Output:
5 x 1 = 5
5 x 2 = 10
5 x 3 = 15
5 x 4 = 20
5 x 5 = 25
5 x 6 = 30
5 x 7 = 35
5 x 8 = 40
5 x 9 = 45
5 x 10 = 50
Code In Php
<?php
// Write code to here
?>
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