Are regular expressions necessary when converting text data into a tabular format in PHP?

When converting text data into a tabular format in PHP, regular expressions are not always necessary but can be useful for parsing and extracting specific patterns or data. If the text data follows a consistent format, you can use string manipulation functions like explode() or substr() to split the text into columns. However, if the text data is complex and contains varying patterns, regular expressions can help in accurately extracting the desired information.

$text = "Name: John Doe, Age: 30, Occupation: Developer";
$pattern = '/Name: (.+), Age: (\d+), Occupation: (.+)/';
preg_match($pattern, $text, $matches);

$table_data = array(
    array('Name', 'Age', 'Occupation'),
    array($matches[1], $matches[2], $matches[3])
);

// Display tabular data
echo "<table border='1'>";
foreach ($table_data as $row) {
    echo "<tr>";
    foreach ($row as $cell) {
        echo "<td>$cell</td>";
    }
    echo "</tr>";
}
echo "</table>";