///////////////////////////////////////////////////////////////////////////////////////////////
#1. Open a connection to a file, using fopen(), and work with that file line by line

if ($fh = fopen('A1_data_input/data_input_css/footer.txt', 'r')) {
while (!feof($fh)) {
$lineA = fgets($fh);
echo "lineA: $lineA<br>";
}
fclose($fh);
}
echo "<br><br><br>";

OUTPUT:
lineA: cursive 
lineA: 20pt 
lineA: red

///////////////////////////////////////////////////////////////////////////////////////////////

#2. Read the entire file into a string using file_get_contents

$file = file_get_contents('A1_data_input/data_input_css/footer.txt');
echo $file;
echo "<br><br><br>";

OUTPUT: cursive 20pt red

///////////////////////////////////////////////////////////////////////////////////////////////

#3. Read the entire file into an array of lines using file.

$file_lines = file('A1_data_input/data_input_css/footer.txt');
foreach ($file_lines as $lineB) {
echo $lineB;
}
echo "<br><br><br>";

OUTPUT: cursive 20pt red

///////////////////////////////////////////////////////////////////////////////////////////////
	
#4.
	
$lines = file('A1_data_input/data_input_css/footer.txt');
foreach ($lines as $line_num => $lineC) {
echo "Line #<b>{$line_num}</b> : " . htmlspecialchars($lineC) . "<br />\n";
}
echo "<br><br><br>";

OUTPUT:
Line #0 : cursive 
Line #1 : 20pt 
Line #2 : red
///////////////////////////////////////////////////////////////////////////////////////////////



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