How to round a floating point number in php - round()

Following code will show you several examples on how to round a floating numeric value as you like.

<?php

echo round(10.8); // 11
echo '<br />';
echo round(10.4); // 10
echo '<br />';

/*you can also set the number of precision,
 or in other words number of decimal digits
 you like to round the floating number 
*/ 

echo round(10.837, 2); // 10.84
echo '<br />';
echo round(10.435767, 4); // 10.4358
echo '<br />';

?>

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