(PHP 4, PHP 5, PHP 7, PHP 8)
bcadd — Add two arbitrary precision numbers
num1The left operand, as a string.
num2The right operand, as a string.
scaleThis optional parameter is used to set the number
of digits after the decimal place in the result. If omitted, it will default to the scale set
globally with the bcscale() function, or fallback to 0 if
this has not been set.
The sum of the two operands, as a string.
| Version | Description |
|---|---|
| 8.0.0 |
scale is now nullable.
|
Example #1 bcadd() example
<?php
$a = '1.234';
$b = '5';
echo bcadd($a, $b); // 6
echo bcadd($a, $b, 4); // 6.2340
?>