PHP круглый десятичный
$value = 1.23456789;
$rounded_value = round($value, 2);
// 2 is the precision here we will get 1.23
Xenophobic Xenomorph
$value = 1.23456789;
$rounded_value = round($value, 2);
// 2 is the precision here we will get 1.23<?php
/*The round() function rounds a floating-point number to its nearest
integer:
*/
echo(round(0.72)); # Returns 1
echo(round(0.23)); # Returns 0
echo(round(-4.13)); # Returns -4
echo(round(152)); # Returns 152echo ceil(0.5); //Prints 1
<?php
echo 'Rounding modes with 9.5' . PHP_EOL;
var_dump(round(9.5, 0, PHP_ROUND_HALF_UP));
var_dump(round(9.5, 0, PHP_ROUND_HALF_DOWN));
var_dump(round(9.5, 0, PHP_ROUND_HALF_EVEN));
var_dump(round(9.5, 0, PHP_ROUND_HALF_ODD));
echo 'Rounding modes with 8.5' . PHP_EOL;
var_dump(round(8.5, 0, PHP_ROUND_HALF_UP));
var_dump(round(8.5, 0, PHP_ROUND_HALF_DOWN));
var_dump(round(8.5, 0, PHP_ROUND_HALF_EVEN));
var_dump(round(8.5, 0, PHP_ROUND_HALF_ODD));
?>
echo ceil(4.3); // 5
echo ceil(9.999); // 10
echo ceil(-3.14); // -3