How to keep two decimal places and round or not round in PHP_PHP Tutorial

PHP retains two decimal places and rounds

Copy code The code is as follows:

$num = 123213.666666;
echo sprintf( "%.2f", $num);

php retains two decimal places and does not round

Copy code The code is as follows:

$num = 123213.666666;
echo sprintf("%.2f",substr(sprintf("%.3f", $num), 0, -2));

php round to the nearest integer

Copy code The code is as follows:

echo ceil(4.3); // 5
echo ceil(9.999); // 10

PHP rounding method, take integer

Copy code The code is as follows:

echo floor(4.3); // 4
echo floor(9.999); // 9

http://www.bkjia.com/PHPjc/313601.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/313601.htmlTechArticlephp retains two decimal places and rounds the copy code as follows: $num = 123213.666666; echo sprintf("%.2f ", $num); php retains two decimal places and does not round. Copy the code as follows...