Bubble Sort in array in php

PHP
<?php
function bubble_Sort($my_array )
{
	do
	{
		$swapped = false;
		for( $i = 0, $c = count( $my_array ) - 1; $i < $c; $i++ )
		{
			if( $my_array[$i] > $my_array[$i + 1] )
			{
				list( $my_array[$i + 1], $my_array[$i] ) =
						array( $my_array[$i], $my_array[$i + 1] );
				$swapped = true;
			}
		}
	}
	while( $swapped );
return $my_array;
}
 $test_array = array(3, 0, 2, 5, -1, 4, 1);
echo "Original Array :\n";
echo implode(', ',$test_array );
echo "\nSorted Array\n:";
echo implode(', ',bubble_Sort($test_array)). PHP_EOL;
?>
Source

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