PHP realizes the conversion of Chinese characters into integer numbers, such as: one hundred and one is converted into 101

test();
/**
 * Test
*/
function test() {
 echo CnToInt('一'); // 1
 echo CnToInt('十'); // 10
 echo CnToInt ('Eleven'); // 11
 echo CnToInt('One hundred and ten'); // 110
 echo CnToInt('One thousand and one'); // 1001
 echo CnToInt('One thousand and one hundred' Zero one'); // 10101
 echo CnToInt('one hundred and thirteen million and three thousand and one'); // 113003001
 echo CnToInt('one quadrillion'); // 11.0E+15
 }

/**
 * Chinese to number
 * @param String $var Chinese number to be parsed
 * @param Int $start initial value
 * @return int
*/
function CnToInt($var, $start = 0) {
 if (is_numeric($var)) {
 return $var;
 }
 if (intval($var) = == 0) {
 $splits = array('100 million' => 100000000, '10,000' => 10000);
 $chars = array('10,000' => 10000, '1000' => 1000, 'hundred' => 100, '十' => 10, '一' => 1, 'zero' => 0);
 $Ints = array('zero' => 0, '一' => 1, '二' => 2, '三' => 3, '四' => 4, '五' => 5, '六' => 6, '七' => ; 7, '八' => 8, '九' => 9, '十' => 10);
 $var = str_replace('zero', "", $var);
 foreach ($splits as $key => $step) {
 if (strpos($var, $key)) {
 $strs = explode($key, $var);
 $start += CnToInt(array_shift($strs)) * $step;
 $var = join('', $strs);
 }
 }
 foreach ($chars as $key => $step) {
 if (strpos($var, $key) !== FALSE ) {
 $vs = explode($key, $var);
 if ($vs[0] === "") {
 $vs[0] = '一';
 }
 $start += $Ints [array_shift($vs)] * $step;
 $var = join('', $vs);
 } elseif (mb_strlen($var, 'utf-8') === 1) {
 $start += $Ints[$var];
 $var = '';
 break;
 }
 }
 return $start;
 } else {
 return intval($var);
 }
}

Convert to, PHP, one hundred and one