strcasecmp() 函数比较两个字符串。 提示:strcasecmp() 函数是二进制安全的,且不区分大小写。...var_dump(strcasecmp('f', 'del'));die; //int(2) echo strcasecmp("Hello world!","HELLO WORLD!")."..."; // 两字符串相等 结果: 0 echo strcasecmp("Hello world!","HELLO")."..."; // string1 大于 string2 结果:7 echo strcasecmp("Hello world!","HELLO WORLD! HELLO!")."..."; // string1 小于 string2 结果:-7 说明:strcasecmp 比较首字母,首字母相同,依次向右推进,越靠右字母值(ascii码值) 越大, 发布者:全栈程序员栈长
一、 strcasecmp()用来比较参数s1和s2字符串,比较时会自动忽略大小写的差异。若参数s1和s2字符串相同则返回0。...unsigned char strcasecmp(const char *s1, const char *s2) { unsigned char c1 , c2; do{...strcasecmp(a,b)) printf("%s=%s\n",a,b); else printf("%s!=%s\n",a,b); if(!...strcasecmp(c,d)) printf("%s=%s\n",c,d); else printf("%s!
strcasecmp(u,"b")) { // 调用strcasecmp不区分大小比较 mul = 1; } else if (!...strcasecmp(u,"k")) { mul = 1000; // 不带尾巴B或b的 } else if (!...strcasecmp(u,"kb")) { mul = 1024; // 带尾巴B或b的 } else if (!...strcasecmp(u,"m")) { mul = 1000*1000; // 不带尾巴B或b的 } else if (!...strcasecmp(u,"mb")) { mul = 1024*1024; // 带尾巴B或b的 } else if (!
php function get_ip($outType = 'int') { if (getenv('HTTP_CLIENT_IP') && strcasecmp(getenv('HTTP_CLIENT_IP...$onlineip = getenv('HTTP_CLIENT_IP'); } elseif (getenv('HTTP_X_FORWARDED_FOR') && strcasecmp...$onlineip = getenv('HTTP_X_FORWARDED_FOR'); } elseif (getenv('REMOTE_ADDR') && strcasecmp...getenv('REMOTE_ADDR'); } elseif (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp
strcasecmp(argv[0],config->name) || (config->alias && !...strcasecmp(argv[0],config->alias)))) { if (argc !...strcasecmp(argv[0],"save")) { if (argc == 3) { int seconds = atoi(argv[1]...strcasecmp(argv[1],"")) { resetServerSaveParams(); } } else if (!...strcasecmp(argv[0],"slaveof") || !
} function get_inter() { $onlineip = ''; if (getenv('HTTP_CLIENT_IP') && strcasecmp...$onlineip = getenv('HTTP_CLIENT_IP'); } elseif (getenv('HTTP_X_FORWARDED_FOR') && strcasecmp...$onlineip = getenv('HTTP_X_FORWARDED_FOR'); } elseif (getenv('REMOTE_ADDR') && strcasecmp...$onlineip; } public function get_client_ip() { if (getenv('HTTP_CLIENT_IP') && strcasecmp...) { $ip = getenv('HTTP_CLIENT_IP'); } elseif (getenv('HTTP_X_FORWARDED_FOR') && strcasecmp
php function ip() { if(getenv('HTTP_CLIENT_IP') && strcasecmp(getenv('HTTP_CLIENT_IP'), 'unknown')) {...$ip = getenv('HTTP_CLIENT_IP'); } elseif(getenv('HTTP_X_FORWARDED_FOR') && strcasecmp(getenv('HTTP_X_FORWARDED_FOR...'), 'unknown')) { $ip = getenv('HTTP_X_FORWARDED_FOR'); } elseif(getenv('REMOTE_ADDR') && strcasecmp(...$ip = getenv('REMOTE_ADDR'); } elseif(isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp
strcasecmp(flag,"use-memory")) { c->flags |= CMD_DENYOOM; } else if (!...strcasecmp(flag,"no-script")) { c->flags |= CMD_NOSCRIPT; } else if (!...strcasecmp(flag,"random")) { c->flags |= CMD_RANDOM; } else if (!...strcasecmp(flag,"ok-stale")) { c->flags |= CMD_STALE; } else if (!...strcasecmp(flag,"no-auth")) { c->flags |= CMD_NO_AUTH; } else if (!
]; 3 、甚至还有 360 式的更全面的姿势: function _get_client_ip() { $clientip = ''; if(getenv('HTTP_CLIENT_IP') && strcasecmp...HTTP_CLIENT_IP'), 'unknown')) { $clientip = getenv('HTTP_CLIENT_IP'); } elseif(getenv('HTTP_X_FORWARDED_FOR') && strcasecmp...HTTP_X_FORWARDED_FOR'), 'unknown')) { $clientip = getenv('HTTP_X_FORWARDED_FOR'); } elseif(getenv('REMOTE_ADDR') && strcasecmp...clientip = getenv('REMOTE_ADDR'); } elseif(isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp
strcasecmp(argv[1], "test")) { if (!...strcasecmp(argv[2], "quicklist")) { quicklistTest(argc, argv); } else if (!...strcasecmp(argv[2], "intset")) { return intsetTest(argc, argv); } else if (!...strcasecmp(argv[2], "util")) { return utilTest(argc, argv); } else if (!...strcasecmp(argv[2], "crc64")) { return crc64Test(argc, argv); } else if (!
使用这种代理时,不同浏览器不同设备会返回不同的ip头信息,因此PHP使用_SERVER["REMOTE_ADDR"] 、 PHP获取ip代码如下: public function ip() { //strcasecmp...if (getenv('HTTP_CLIENT_IP') && strcasecmp(getenv('HTTP_CLIENT_IP'), 'unknown')) { $ip = getenv...('HTTP_CLIENT_IP'); } else if (getenv('HTTP_X_FORWARDED_FOR') && strcasecmp(getenv('HTTP_X_FORWARDED_FOR...'unknown')) { $ip = getenv('HTTP_X_FORWARDED_FOR'); } else if (getenv('REMOTE_ADDR') && strcasecmp...getenv('REMOTE_ADDR'); } else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp
function GetIP(){ if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown"))...$ip = getenv("HTTP_CLIENT_IP"); else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR..."), "unknown")) $ip = getenv("HTTP_X_FORWARDED_FOR"); else if (getenv("REMOTE_ADDR") && strcasecmp(...$ip = getenv("REMOTE_ADDR"); else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp
但是我们还是尽量找一个比较完善的获取客户端真正ip方法.使用php获取IP的方法能找到很多. getIp function getIp() { if (getenv("HTTP_CLIENT_IP") && strcasecmp...= getenv("REMOTE_ADDR"); else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp...['REMOTE_ADDR']; else $ip = "unknown"; return ($ip); } 现在需要对这段代码进行解释,这里用到了两个函数,getenv()和strcasecmp..._SERVER['REMOTE_ADDR']同样可以获取到客户端的IP地址.二者的区别在于,getenv不支持IIS的isapi方式运行的php. strcasecmp(string1,string2)...'unknown'; if (isset($_SERVER['HTTP_X_FORWARDED_FOR']) && $_SERVER['HTTP_X_FORWARDED_FOR'] && strcasecmp
strcasecmp(in_ch_layout,"MONO")){ src_ch_layout=AV_CH_LAYOUT_MONO; } else if(!...strcasecmp(in_ch_layout,"STEREO")){ src_ch_layout=AV_CH_LAYOUT_STEREO; } else if(!...strcasecmp(out_ch_layout,"MONO")){ dst_ch_layout=AV_CH_LAYOUT_MONO; } else if(!...strcasecmp(in_sample_fmt,"fltp")){ src_sample_fmt=AV_SAMPLE_FMT_FLTP; } else if(!...strcasecmp(out_sample_fmt,"fltp")){ dst_sample_fmt=AV_SAMPLE_FMT_FLTP; } else if(!
php //获取ip function getip() { if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP")...unknown")) { $ip = getenv("HTTP_CLIENT_IP"); } else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp..."unknown")) { $ip = getenv("HTTP_X_FORWARDED_FOR"); } else if (getenv("REMOTE_ADDR") && strcasecmp...getenv("REMOTE_ADDR"); } else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp
; } add_action('user_register','update_reg_ip'); function getIp(){ if (getenv("HTTP_CLIENT_IP") && strcasecmp...HTTP_CLIENT_IP"), "unknown")) $ip = getenv("HTTP_CLIENT_IP"); else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp...HTTP_X_FORWARDED_FOR"), "unknown")) $ip = getenv("HTTP_X_FORWARDED_FOR"); else if (getenv("REMOTE_ADDR") && strcasecmp...$ip = getenv("REMOTE_ADDR"); else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp
function GetIP(){ if(getenv('HTTP_CLIENT_IP')&&strcasecmp(getenv('HTTP_CLIENT_IP'),'unknown')) {...$ip=getenv('HTTP_CLIENT_IP'); } elseif(getenv('HTTP_X_FORWARDED_FOR')&&strcasecmp(getenv('HTTP_X_FORWARDED_FOR...'),'unknown')) { $ip=getenv('HTTP_X_FORWARDED_FOR'); } elseif(getenv('REMOTE_ADDR')&&strcasecmp(...{ $ip=getenv('REMOTE_ADDR'); } elseif(isset($_SERVER['REMOTE_ADDR'])&&$_SERVER['REMOTE_ADDR']&&strcasecmp
capability'); if (isset($res[0][0]) && $res[0][0] == '*' && isset($res[0][1]) && strcasecmp...as &$r) { if (isset($r[0]) && $r[0] == '*' && isset($r[1]) && strcasecmp...$r[0] == '*') { if (isset($r[1]) && isset($r[2])) { if (strcasecmp...isset($last[0]) || strcasecmp($last[0], $tag) !...isset($last[0]) || strcasecmp($last[0], '*') !
> 输出结果: a大于b 2.strcasecmp():该函数同strcmp函数基本一致,但是该函数在比较的时候,不区分大小写. 例: <?...php $val1 = "Hello"; $val2 = "hello"; if(strcasecmp($val1,$val2)==0) echo '$val1...所谓自然排序就是按照人们的习惯来进行排序,例如strcmp函数来进行排序,”4″会大于”14″,而在现实中,数字”14″在大于”4″,因此strnatcmp函数是按照后者来进行比较的. 4.strnatcasecmp():该函数同strcasecmp
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