识别姓氏

/**识别姓氏

• @param $name

• @param int $num

• @return string
  /
  function starReplace($name,$gender=1, KaTeX parse error: Expected '}', got 'EOF' at end of input: …um = 0) { if (num && mb_strlen($name, ‘UTF-8’) > KaTeX parse error: Expected '}', got 'EOF' at end of input: …turn mb_substr(name, 0, 4) . '’;
  }

  if (KaTeX parse error: Expected 'EOF', got '&' at position 5: num &̲& mb_strlen(name, ‘UTF-8’) <= $num) {
  return $name;
  }

  $doubleSurname = [
  ‘欧阳’, ‘太史’, ‘端木’, ‘上官’, ‘司马’, ‘东方’, ‘独孤’, ‘南宫’,
  ‘万俟’, ‘闻人’, ‘夏侯’, ‘诸葛’, ‘尉迟’, ‘公羊’, ‘赫连’, ‘澹台’, ‘皇甫’, ‘宗政’, ‘濮阳’,
  ‘公冶’, ‘太叔’, ‘申屠’, ‘公孙’, ‘慕容’, ‘仲孙’, ‘钟离’, ‘长孙’, ‘宇文’, ‘司徒’, ‘鲜于’,
  ‘司空’, ‘闾丘’, ‘子车’, ‘亓官’, ‘司寇’, ‘巫马’, ‘公西’, ‘颛孙’, ‘壤驷’, ‘公良’, ‘漆雕’, ‘乐正’,
  ‘宰父’, ‘谷梁’, ‘拓跋’, ‘夹谷’, ‘轩辕’, ‘令狐’, ‘段干’, ‘百里’, ‘呼延’, ‘东郭’, ‘南门’, ‘羊舌’,
  ‘微生’, ‘公户’, ‘公玉’, ‘公仪’, ‘梁丘’, ‘公仲’, ‘公上’, ‘公门’, ‘公山’, ‘公坚’, ‘左丘’, ‘公伯’,
  ‘西门’, ‘公祖’, ‘第五’, ‘公乘’, ‘贯丘’, ‘公皙’, ‘南荣’, ‘东里’, ‘东宫’, ‘仲长’, ‘子书’, ‘子桑’,
  ‘即墨’, ‘达奚’, ‘褚师’, ‘吴铭’
  ];

  $surname=m{b}_{s}ubstr($name, 0, 2);
  if (in_array($surname, $doubleSurname)) {
  $name=m{b}_{s}ubstr($name, 0, 2) . str_repeat(’’, (mb_strlen($name, ‘UTF-8’) - 2));
  } else {
  $name=m{b}_{s}ubstr($name, 0, 1) . str_repeat(’’, (mb_strlen($name, ‘UTF-8’) - 1));
  }

  $name=rtrim($name ,’*’);

  if($gender && $gender == 1) {
  $name = $name.‘先生’;
  }else{
  $name = $name.‘女士’;
  }

  return $name;
  }