PHP Exercises : Display source code of a webpage
PHP : Exercise-14 with Solution
Write a PHP script to display source code of a webpage (e.g. "http://www.example.com/").
Webpage: A web page is a document that is suitable for the World Wide Web and web browsers. A web browser displays a web page on a monitor or mobile device.
The web page usually means what is visible, but the term may also refer to a computer file, usually written in HTML or a comparable markup language. Web browsers coordinate various web resource elements for the written web page, such as style sheets, scripts, and images, to present the web page.
Sample Solution: -
PHP Code:
<?php
$all_lines = file('https://www.w3resource.com/');
foreach ($all_lines as $line_num => $line)
{
echo "Line No.-{$line_num}: " . htmlspecialchars($line) . "\n";
}
?>
Sample Output:
View the output in the browser
Flowchart:

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Previous: Write a e PHP script to display string, values within a table.
Next: Write a PHP script to get last modified information of a file.
What is the difficulty level of this exercise?
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PHP: Tips of the Day
Mutates the original array to filter out the values specified
Example:
<?php function tips_pull(&$items, ...$params) { $items = array_values(array_diff($items, $params)); return $items; } $items = ['x', 'y', 'z', 'x', 'y', 'z']; print_r(tips_pull($items, 'y', 'z')); ?>
Output:
Array ( [0] => x [1] => x )
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