(PHP 4 >= 4.2.0, PHP 5, PHP 7)
mb_ereg_search_init — Setup string and regular expression for a multibyte regular expression match
$string
   [, string $pattern
   [, string $option = "msr"
  ]] )
   mb_ereg_search_init() sets
   string and pattern
   for a multibyte regular expression. These values are used for
   mb_ereg_search(),
   mb_ereg_search_pos(), and
   mb_ereg_search_regs(). 
  
stringThe search string.
patternThe search pattern.
optionThe search option.
   成功时返回 TRUE, 或者在失败时返回 FALSE。
  
Note:
mb_regex_encoding() 指定的内部编码或字符编码将会当作此函数用的字符编码。