pure_php_progress_bar.php

<?php 

function progressBar($current, $total, $barLength = 50) {
    $progress = ($current / $total) * 100;
    $progressBar = floor(($progress / 100) * $barLength);
    $emptyBar = $barLength - $progressBar;

    ob_start();
    echo "[";

    for ($i = 0; $i < $progressBar; $i++) {
        echo "=";
    }

    for ($i = 0; $i < $emptyBar; $i++) {
        echo " ";
    }

    echo "] " . round($progress, 2) . "%\r";
    echo ob_get_clean();
}

// Example Usage
$total = 100;
for ($i = 0; $i <= $total; $i++) {
    progressBar($i, $total);
    usleep(100000); // Simulate work (100ms)
}

echo "\n";