round

PHP 4, PHP 5, PHP 7, PHP 8

round - Rounds a float

Code Examples

Example #1 mode examples

Result: Rounding modes with 9.5 float(10) float(9) float(10) float(9) Rounding modes with 8.5 float(9) float(8) float(8) float(9)

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<?php
echo 'Rounding modes with 9.5' . PHP_EOL;
 
 
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Edit/Test in Sandbox

PHP Version:

Example #2 mode with precision examples

Result: Using PHP_ROUND_HALF_UP with 1 decimal digit precision float(1.6) float(-1.6) Using PHP_ROUND_HALF_DOWN with 1 decimal digit precision float(1.5) float(-1.5) Using PHP_ROUND_HALF_EVEN with 1 decimal digit precision float(1.6) float(-1.6) Using PHP_ROUND_HALF_ODD with 1 decimal digit precision float(1.5) float(-1.5)

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<?php
echo 'Using PHP_ROUND_HALF_UP with 1 decimal digit precision' . PHP_EOL;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Edit/Test in Sandbox

PHP Version:

Example #3 round examples

Result: float(3) float(4) float(4) float(4) float(5.05) float(5.06) float(300) float(0) float(700) float(1000)

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<?php
var_dump(round(3.4));
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Edit/Test in Sandbox

PHP Version:

Example #4 How precision affects a float

Result: float(135.79) float(135.79) float(135.8) float(136) float(140) float(100) float(0)

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<?php
$number = 135.79;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Edit/Test in Sandbox

PHP Version:

Example #5 of round

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<?php 
$result = round(699.96, 0, PHP_ROUND_HALF_UP);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Edit/Test in Sandbox

PHP Version:

round

Example #1 <span class='function-parameter'>mode</span> examples

Example #2 <span class='function-parameter'>mode</span> with <span class='function-parameter'>precision</span> examples

Example #3 round examples

Example #4 How <span class='function-parameter'>precision</span> affects a float

Example #5 of round

Function round:

Mathematical Functions Functions

Most used PHP functions