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Webbsrvprg/ovningar/php_grunder/
php_grunder_1.php
php_grunder_2.php
php_grunder_3.php
php_grunder_4.php
php_grunder_5.php
php_grunder_4.php
38 lines ASCII Windows (CRLF)
<?php
// Arrays to store Celsius and Fahrenheit values
$celsiusArray = [];
$fahrenheitArray = [];
// Loop through Celsius values from -20 to 40 in steps of 10
for ($celsius = -20; $celsius <= 40; $celsius += 10) {
$fahrenheit = $celsius * 9 / 5 + 32; // Convert Celsius to Fahrenheit
$celsiusArray[] = $celsius; // Store Celsius value in array
$fahrenheitArray[] = $fahrenheit; // Store Fahrenheit value in array
echo "Celsius: $celsius, Fahrenheit: $fahrenheit<br>";
}
// Print arrays using a custom loop
echo "<h3>Using a custom loop:</h3>";
echo "Celsius Array: ";
foreach ($celsiusArray as $value) {
echo "$value ";
}
echo "<br>Fahrenheit Array: ";
foreach ($fahrenheitArray as $value) {
echo "$value ";
}
// Print arrays using var_dump
echo "<h3>Using var_dump:</h3>";
echo "Celsius Array: ";
var_dump($celsiusArray);
echo "<br>Fahrenheit Array: ";
var_dump($fahrenheitArray);
// Print arrays using print_r
echo "<h3>Using print_r:</h3>";
echo "Celsius Array: ";
print_r($celsiusArray);
echo "<br>Fahrenheit Array: ";
print_r($fahrenheitArray);
?>