function Calculator::init

Extracts the sign & digits of the operands.

Return value

array{bool, bool, string, string} Whether $a and $b are negative, followed by their digits.

5 calls to Calculator::init()

Calculator::bitwise in vendor/brick/math/src/Internal/Calculator.php

Performs a bitwise operation on a decimal number.

Calculator::cmp in vendor/brick/math/src/Internal/Calculator.php

Compares two numbers.

NativeCalculator::add in vendor/brick/math/src/Internal/Calculator/NativeCalculator.php

Adds two numbers.

NativeCalculator::divQR in vendor/brick/math/src/Internal/Calculator/NativeCalculator.php

Returns the quotient and remainder of the division of two numbers.

NativeCalculator::mul in vendor/brick/math/src/Internal/Calculator/NativeCalculator.php

Multiplies two numbers.

File

vendor/brick/math/src/Internal/Calculator.php, line 93

Class

Calculator

Performs basic operations on arbitrary size integers.

Namespace

Brick\Math\Internal

Code

protected final function init(string $a, string $b) : array {
    return [
        $aNeg = $a[0] === '-',
        $bNeg = $b[0] === '-',
        $aNeg ? \substr($a, 1) : $a,
        $bNeg ? \substr($b, 1) : $b,
    ];
}