Swap Two Numbers in PHP

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Q. Write a PHP program to swap two numbers using a temp variable

<?php
// Define two numbers
$a = 10;
$b = 20;

// Display before swapping
echo "Before swapping: a = $a, b = $b<br>";

// Swap using a temporary variable
$temp = $a;
$a = $b;
$b = $temp;

// Display after swapping
echo "After swapping: a = $a, b = $b";
?>
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Q. Write an algorithm to swap two numbers using a temp variable in PHP

1. Start
2. Define two numbers: a and b
3. Store a in a temporary variable: temp = a
4. Assign b to a: a = b
5. Assign temp to b: b = temp
6. Print the swapped values
7. End
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