php获取当前地址(php获取字符串长度)

网络地址来源php获取当前地址：

获取公网IP地址 https://ipip.yy.com/get_ip_info.phphttp://pv.sohu.com/cityjson?ie=utf-8http://www.ip168.com/json.do?view=myipaddresshttp://www.ipip.net/ip.phphttp://ip.chemdrug.com/http://ip.siteloop.net/http://whois.pconline.com.cn/ipJson.jsp?callback={IP:255.255.255.255}http://www.whati *** yip.com.tw/

python

import requestsfrom bs4 import BeautifulSoupdef getIP(): headers = { "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9", "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.16 Safari/537.36", } url = 'http://www.whati *** yip.com.tw/' response = requests.get(url=url, headers=headers).content.decode() soup = BeautifulSoup(response, 'html.parser') ipaddress = soup.find_all('b')[0].find("span").text ip_list = ["127.0.0.1","1.204.29.177"] if ipaddress in ip_list: print("合法登录") else: print("非法登录")getIP()

PHP

$url = "http://pv.sohu.com/cityjson?ie=utf-8";        $content = file_get_contents($url);        $data = explode("=",$content);        $str = substr($data[1],0,strlen($data[1])-1);        $ip_str = explode(",",$str)[0];        $ip_str = explode(":",$ip_str);        $visitor_ip = explode('"',$ip_str[1])[1]; # 访问者ip # 获取ip库 $filename = "ip_list.txt"; $arr = array(); if (0 < filesize($filename)){ $handle = fopen($filename, "r");//读取二进制文件时php获取当前地址，需要将第二个参数设置成'rb' //通过filesize获得文件大小php获取当前地址，将整个文件一下子读到一个字符串中 $contents = fread($handle, filesize ($filename)); fclose($handle); $arr = explode("\r\n",trim($contents,"\r\n")); } if (in_array($visitor_ip,$arr) || 0 == count($arr)){ echo "合法"; }else{ echo "非法"; }