use Yurun\Util\Chinese\Number;
function test($number)
{
    $chinese = Number::toChinese($number, [
        'tenMin'    =>  true, // “一十二” => “十二”
    ]);
    $afterNumber = Number::toNumber($chinese);
    echo $number, '=>', $chinese, '=>', $afterNumber, '=>', 0 === bccomp($number, $afterNumber, 20) ? 'true' : 'false', PHP_EOL;
}

test(1.234);
test(-1234567890.666);
test(pi());
/**
输出结果:
1.234=>一点二三四=>1.234=>true
-1234567890.666=>负十二亿三千四百五十六万七千八百九十点六六六=>-1234567890.666=>true
3.1415926535898=>三点一四一五九二六五三五八九八=>3.1415926535898=>true
 */

use Yurun\Util\Chinese\Money;
function test($number)
{
    $chinese = Money::toChinese($number, [
        'tenMin'    =>  true, // “一十二” => “十二”
    ]);
    $afterMoney = Money::toNumber($chinese);
    echo $number, '=>', $chinese, '=>', $afterMoney, '=>', 0 === bccomp($number, $afterMoney) ? 'true' : 'false', PHP_EOL;
}

test(1.234);
test(-1234567890.666);
/**
输出结果:
1.234=>壹圆贰角叁分肆厘=>1.234=>true
-1234567890.666=>负壹拾贰亿叁仟肆佰伍拾陆万柒仟捌佰玖拾圆陆角陆分陆厘=>-1234567890.666=>true
 */

use \Yurun\Util\Chinese;
use \Yurun\Util\Chinese\Pinyin;
$string = '恭喜發財！123';

echo '分割无拼音字符:', PHP_EOL;
var_dump(Chinese::toPinyin($string, Pinyin::CONVERT_MODE_PINYIN, '-'));

echo '不分割无拼音字符:', PHP_EOL;
var_dump(Chinese::toPinyin($string, Pinyin::CONVERT_MODE_PINYIN, '-', false));

分割无拼音字符:
array(1) {
  'pinyin' =>
  array(1) {
    [0] =>
    string(24) "gong-xi-fa-cai-！-1-2-3"
  }
}
不分割无拼音字符:
array(1) {
  'pinyin' =>
  array(1) {
    [0] =>
    string(21) "gong-xi-fa-cai-！123"
  }
}