PHP implements a function to randomly output domestic IP

This article mainly introduces the random IP function implemented in PHP, which can realize the function of outputting domestic IP segments and involves skills related to calculation operations of PHP strings and arrays. Friends in need can refer to the following

for details As follows:

function get_rand_ip(){
  $arr_1 = array("218","218","66","66","218","218","60","60","202","204","66","66","66","59","61","60","222","221","66","59","60","60","66","218","218","62","63","64","66","66","122","211");
  $randarr= mt_rand(0,count($arr_1));
  $ip1id = $arr_1[$randarr];
  $ip2id=  round(rand(600000,  2550000)  /  10000);
  $ip3id=  round(rand(600000,  2550000)  /  10000);
  $ip4id=  round(rand(600000,  2550000)  /  10000);
  return  $ip1id . "." . $ip2id . "." . $ip3id . "." . $ip4id;
}
echo get_rand_ip();//输出：211.104.85.78

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