php compact_number_format keep decimals as needed

number_format.php

<?php

function compact_number_format(float $num , int $decimals = 2 , ?string $decimal_separator = '.' , ?string $thousands_separator = ','): string {
    $r = number_format($num, $decimals, $decimal_separator, $thousands_separator);
    if ($decimals === 0) {
        return $r;
    }

    return rtrim(rtrim($r, '0'), $decimal_separator);
}

# Please note that default value for the second argument in number_format() is 0 while in compact_number_format() is 2

# echo compact_number_format("10.00", 2); // 10
# echo compact_number_format("10.10", 2); // 10.1
# echo compact_number_format("10.12", 2); // 10.12