Is bcadd a function or an extension in php

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bcadd is a function in php that calculates the addition of two arbitrary precision numbers. The syntax of this function is as follows: "bcadd(string $num1, string $num2, ? int $scale = null): string"。

Operating environment: Windows 7 system, PHP 7.1 version, DELL G3 computer

Is bcadd php a function or an extension?

bcadd is a function in php.

bcadd: Addition of two numbers of arbitrary precision

description

bcadd(string $num1, string $num2, ? int $scale = null): string

Sum num1 and num2.

Parameters:

num, left operand, string type.

num2, right operand, string type.

scale, an optional parameter that sets the number of decimal places after the decimal point in the result. You can also set the global default scale for all functions by using bcscale(). If not set, the default is 0.

Return Value: Returns the sum of two operands as a string.

Update Log: 8.0.0 Scale can now be null.

Example: bcadd() Example

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