How to save two decimal places and round in php

In PHP development, we often encounter the problem of decimal rounding. Previously, the editor shared several articles about several methods of rounding in PHP. Now we will analyze the method of PHP saving two decimal places and rounding.

php retains two decimal places and rounds
The code is as follows:
$num = 123213.666666;
echo sprintf("%.2f", $num);

php Keep two decimal places and do not round
The code is as follows:

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

php Round to the nearest integer

The code is as follows:

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

php Rounding Go to the method and get the integer

The code is as follows:

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

Combined with the previous articles about PHP decimal point rounding, everyone should have a more intuitive understanding of PHP decimal rounding, and I also have a way of thinking to solve such problems. I believe that everyone will handle such problems well in the future.

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