PHP Exercises : Compare the PHP version
PHP : Exercise-23 with Solution
Write a PHP script to compare the PHP version.
Note : Use version_compare() function and PHP_VERSION constant.
Sample Solution: -
PHP Code:
<?php
if (version_compare(PHP_VERSION, '6.0.0') >= 0) {
echo 'I am at least PHP version 6.0.0, my version: ' . PHP_VERSION . "\n";
}
if (version_compare(PHP_VERSION, '5.3.0') >= 0) {
echo 'I am at least PHP version 5.3.0, my version: ' . PHP_VERSION . "\n";
}
if (version_compare(PHP_VERSION, '5.0.0', '>=')) {
echo 'I am using PHP 5, my version: ' . PHP_VERSION . "\n";
}
if (version_compare(PHP_VERSION, '5.0.0', '<')) {
echo 'I am using PHP 4, my version: ' . PHP_VERSION . "\n";
}
?>
Sample Output:
I am at least PHP version 6.0.0, my version: 7.0.15-0ubuntu0.16.04.4 I am at least PHP version 5.3.0, my version: 7.0.15-0ubuntu0.16.04.4 I am using PHP 5, my version: 7.0.15-0ubuntu0.16.04.4
Flowchart:

PHP Code Editor:
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PHP: Tips of the Day
Returns all elements in an array except for the first one
Example:
<?php function tips_tail($items) { return count($items) > 1 ? array_slice($items, 1) : $items; } print_r(tips_tail([1, 5, 7])); ?>
Output:
Array ( [0] => 5 [1] => 7 )
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