Truncate Number #php

TruncateNumber.php

<?php
  
// Truncate Number without rounding the value

function truncate_number($number, $precision = 2)
{
    // Zero causes issues, and no need to truncate
    if (0 == (int) $number) {
        return $number;
    }
    // Are we negative?
    $negative = $number / abs($number);
    // Cast the number to a positive to solve rounding
    $number = abs($number);
    // Calculate precision number for dividing / multiplying
    $precision = pow(10, $precision);
    // Run the math, re-applying the negative value to ensure returns correctly negative / positive
    return floor($number * $precision) / $precision * $negative;
}

// https://stackoverflow.com/questions/9944001/delete-digits-after-two-decimal-points-without-rounding-the-value/9944052