3v4l.org

run code in 300+ PHP versions simultaneously
<?php header('Content-type: text/html; charset=utf-8'); // эта функция отправляет команду в сокет, и возвращает ответ от сервера function sWrite( $socket, $data, $echo = true ){ // отображаем отправляемую команду, если это требуется //if( $echo ) echo $data; // отправляем команду в сокет fputs( $socket, $data ); // получаем первый байт ответа от сервера $answer = fread( $socket, 1 ); // узнаем информацию о состоянии потока $remains = socket_get_status( $socket ); // и получаем оставшиеся байты ответа от сервера if( $remains --> 0 ) $answer .= fread( $socket, $remains['unread_bytes'] ); // функция возвращает ответ от сервера на переданную команду return $answer; } // адрес электропочты, который надо проверить $email = "admin@fcdk.kiev.ua"; // получаем данные об MX-записи домена, указанного в email $mx = dns_get_record( end( explode( "@", $email ) ), DNS_MX ); $mx = $mx[0]['target']; // открываем сокет и создаем поток $socket = fsockopen( $mx, 25, $errno, $errstr, 10 ); if( !$socket ){ //echo "$errstr ($errno)\n"; }else{ // отправляем пустую строку, чтобы получить приветствие сервера /*echo*/ sWrite( $socket, "" ); // представляемся сами /*echo*/ sWrite( $socket, "EHLO example.com\r\n" ); /*echo*/ sWrite( $socket, "MAIL FROM: dummy@example.com\r\n" ); // запрашиваем разрешение на отправку письма адресату $response = sWrite( $socket, "RCPT TO: $email\r\n" ); //echo $response; // закрываем соединение /*echo*/ sWrite( $socket, "QUIT\r\n" ); fclose( $socket ); // ниже идет простейшая обработка полученного ответа //echo "\nCheck report:\n"; if( substr_count( $response, "550" ) > 0 ) echo "Ящикa ".$email." нет.<br>"; else if( substr_count( $response, "250" ) > 0 ) if( substr_count( $response, "OK" ) > 0 ) echo "Ящик ".$email." есть.<br>"; else echo "Ящик ".$email." есть, но он какой-то странный (like a relay host).<br>"; else echo "Ящик ".$email." не был распознан <br>"; } //variant 2 if( $curl = curl_init() ) { curl_setopt($curl, CURLOPT_URL, 'http://stealthdebuger.com/post/'); curl_setopt($curl, CURLOPT_RETURNTRANSFER,true); curl_setopt($curl, CURLOPT_POST, true); curl_setopt($curl, CURLOPT_POSTFIELDS, "email=".$email); $out = curl_exec($curl); //echo $out; curl_close($curl); } $out = iconv("Windows-1251", "UTF-8", $out); $out_arr = explode('<h5>Проверка существования email</h5><hr>', $out); $res2 = $out_arr[1]; $out_arr = explode('</h5><hr>', $res2); $res2 = $out_arr[0]; $answer = trim(strip_tags($res2)); echo $answer;

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0150.00619.18
8.3.50.0090.01122.04
8.3.40.0070.00719.04
8.3.30.0140.00019.26
8.3.20.0080.00020.66
8.3.10.0080.00022.31
8.3.00.0050.00322.82
8.2.180.0110.00716.98
8.2.170.0070.01122.96
8.2.160.0150.00021.21
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0060.00318.25
8.2.110.0040.00422.57
8.2.100.0110.00418.22
8.2.90.0040.00419.55
8.2.80.0030.00518.30
8.2.70.0050.00318.13
8.2.60.0000.00818.41
8.2.50.0000.00818.07
8.2.40.0000.00918.66
8.2.30.0030.00718.30
8.2.20.0000.00918.14
8.2.10.0080.00018.02
8.2.00.0040.00418.08
8.1.280.0130.00625.92
8.1.270.0080.00022.29
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0070.00324.05
8.1.230.0090.00619.40
8.1.220.0000.00917.88
8.1.210.0050.00518.77
8.1.200.0040.00417.60
8.1.190.0040.00417.68
8.1.180.0000.00918.10
8.1.170.0060.00318.79
8.1.160.0040.00422.14
8.1.150.0030.00518.88
8.1.140.0000.00817.69
8.1.130.0070.00018.11
8.1.120.0020.00517.63
8.1.110.0000.00817.75
8.1.100.0040.00417.66
8.1.90.0040.00417.65
8.1.80.0030.00517.62
8.1.70.0040.00417.61
8.1.60.0030.00617.87
8.1.50.0060.00317.71
8.1.40.0040.00417.59
8.1.30.0000.00917.76
8.1.20.0060.00317.79
8.1.10.0030.00617.76
8.1.00.0030.00517.68
8.0.300.0000.00718.77
8.0.290.0040.00417.55
8.0.280.0000.00718.70
8.0.270.0000.00717.52
8.0.260.0000.00717.09
8.0.250.0070.00017.18
8.0.240.0070.00017.24
8.0.230.0050.00217.09
8.0.220.0050.00217.11
8.0.210.0030.00317.12
8.0.200.0070.00417.20
8.0.190.0070.00017.19
8.0.180.0040.00417.09
8.0.170.0000.00817.18
8.0.160.0080.00017.25
8.0.150.0020.00517.14
8.0.140.0040.00417.20
8.0.130.0070.00313.72
8.0.120.0060.00317.27
8.0.110.0040.00417.29
8.0.100.0030.00617.20
8.0.90.0080.00017.21
8.0.80.0000.01517.29
8.0.70.0080.00017.21
8.0.60.0040.00417.16
8.0.50.0000.00717.12
8.0.30.0100.01117.41
8.0.20.0130.00617.41
8.0.10.0030.00517.33
8.0.00.0100.00816.96
7.4.330.0060.00015.34
7.4.320.0020.00516.75
7.4.300.0030.00616.75
7.4.290.0040.00416.71
7.4.280.0030.00316.81
7.4.270.0050.00316.70
7.4.260.0080.00016.86
7.4.250.0090.00016.84
7.4.240.0060.00116.89
7.4.230.0050.00216.89
7.4.220.0040.01516.84
7.4.210.0060.01016.88
7.4.200.0040.00416.93
7.4.190.0040.00416.96
7.4.160.0100.00716.88
7.4.150.0060.01317.40
7.4.140.0210.00517.86
7.4.130.0130.00916.89
7.4.120.0110.00716.99
7.4.110.0070.01716.86
7.4.100.0160.00716.93
7.4.90.0110.00716.67
7.4.80.0090.00919.39
7.4.70.0130.00916.68
7.4.60.0120.00716.68
7.4.50.0080.00716.62
7.4.40.0090.01219.55
7.4.30.0190.00816.52
7.4.20.0130.01316.58
7.4.10.0180.00716.28
7.4.00.0110.00715.92
7.3.330.0000.00613.71
7.3.320.0000.00513.69
7.3.310.0050.00216.71
7.3.300.0040.00416.75
7.3.290.0160.00016.75
7.3.280.0120.00916.73
7.3.270.0190.00017.40
7.3.260.0120.00616.86
7.3.250.0090.00916.89
7.3.240.0100.01016.64
7.3.230.0070.01716.77
7.3.210.0140.00316.83
7.3.200.0130.00616.61
7.3.190.0130.00816.61
7.3.180.0070.01516.47
7.3.170.0120.00716.66
7.3.160.0080.01116.75
7.3.150.0120.01216.57
7.3.140.0100.01716.40
7.3.130.0170.01016.61
7.3.120.0080.01115.94
7.3.110.0180.00716.42
7.3.100.0120.01016.36
7.3.90.0150.00716.53
7.3.80.0100.01316.45
7.3.70.0170.01216.41
7.3.60.0090.01316.55
7.3.50.0150.01216.35
7.3.40.0100.01116.32
7.3.30.0090.01816.44
7.3.20.0140.00718.31
7.3.10.0150.00318.16
7.3.00.0060.01218.36
7.2.330.0090.00917.06
7.2.320.0090.01516.64
7.2.310.0090.01016.88
7.2.300.0090.01416.74
7.2.290.0100.01016.74
7.2.280.0190.00516.46
7.2.270.0170.01016.70
7.2.260.0130.01316.80
7.2.250.0080.01416.38
7.2.240.0130.01016.91
7.2.230.0090.01316.36
7.2.220.0110.01116.60
7.2.210.0110.01816.64
7.2.200.0170.01216.67
7.2.190.0090.01316.63
7.2.180.0120.01116.45
7.2.170.0170.00716.58
7.2.160.0160.00616.59
7.2.150.0140.00518.24
7.2.140.0120.01518.23
7.2.130.0120.01218.64
7.2.120.0150.00318.37
7.2.110.0070.01718.12
7.2.100.0060.01218.50
7.2.90.0130.01018.19
7.2.80.0120.00817.47
7.2.70.0170.00818.25
7.2.60.0100.01317.50
7.2.50.0110.00818.36
7.2.40.0120.00918.36
7.2.30.0130.00618.37
7.2.20.0140.00718.55
7.2.10.0090.01318.18
7.2.00.0110.00718.56
7.1.330.0240.00717.73
7.1.320.0190.01317.80
7.1.310.0180.01417.66
7.1.300.0290.00317.77
7.1.290.0220.00917.65
7.1.280.0210.01317.72
7.1.270.0150.01517.76
7.1.260.0310.00917.58
7.1.250.0300.00017.61
7.1.240.0280.00617.57
7.1.230.0210.01017.71
7.1.220.0280.00017.77
7.1.210.0250.00717.63
7.1.200.0140.00616.86
7.1.190.0200.01017.64
7.1.180.0180.01517.56
7.1.170.0230.00817.61
7.1.160.0210.00917.67
7.1.150.0240.00317.81
7.1.140.0260.00417.78
7.1.130.0220.00917.52
7.1.120.0210.00617.57
7.1.110.0220.00617.76
7.1.100.0130.00818.03
7.1.90.0140.01417.62
7.1.80.0190.01017.65
7.1.70.0120.00917.64
7.1.60.0180.00818.72
7.1.50.0180.00926.57
7.1.40.0160.01317.79
7.1.30.0150.01517.59
7.1.20.0290.00317.59
7.1.10.0230.00917.64
7.1.00.0130.04220.14
7.0.330.0220.00617.21
7.0.320.0180.01117.37
7.0.310.0160.01317.26
7.0.300.0240.01317.25
7.0.290.0200.00817.39
7.0.280.0190.01017.29
7.0.270.0190.01217.26
7.0.260.0170.01017.30
7.0.250.0220.00617.48
7.0.240.0150.01217.55
7.0.230.0200.00817.34
7.0.220.0220.00817.37
7.0.210.0210.00717.45
7.0.200.0140.00617.24
7.0.190.0220.00717.41
7.0.180.0230.00817.36
7.0.170.0240.00717.30
7.0.160.0160.01617.30
7.0.150.0270.00517.22
7.0.140.0120.04119.90
7.0.130.0180.01117.18
7.0.120.0170.00917.64
7.0.110.0180.00917.29
7.0.100.0220.00617.52
7.0.90.0240.00417.36
7.0.80.0320.00317.24
7.0.70.0250.00417.22
7.0.60.0130.04618.76
7.0.50.0150.04417.74
7.0.40.0140.02618.97
7.0.30.0240.04318.98
7.0.20.0220.02518.85
7.0.10.0110.02518.90
7.0.00.0170.02118.89
5.6.400.0230.01016.38
5.6.390.0200.01015.95
5.6.380.0190.01316.05
5.6.370.0260.00616.01
5.6.360.0210.01516.43
5.6.350.0200.00916.30
5.6.340.0250.00415.95
5.6.330.0240.00516.41
5.6.320.0160.01216.27
5.6.310.0180.01316.06
5.6.300.0090.02316.38
5.6.290.0160.01616.32
5.6.280.0070.04818.79
5.6.270.0120.01716.16
5.6.260.0200.01016.04
5.6.250.0200.01016.38
5.6.240.0260.00316.11
5.6.230.0190.01116.22
5.6.220.0230.00916.33
5.6.210.0210.03818.70
5.6.200.0110.03917.35
5.6.190.0170.04418.63
5.6.180.0250.04718.58
5.6.170.0380.03718.47
5.6.160.0200.03318.63
5.6.150.0100.04817.35
5.6.140.0090.05317.37
5.6.130.0250.05117.39
5.6.120.0170.04518.84
5.6.110.0150.04818.85
5.6.100.0170.04218.92
5.6.90.0140.05018.84
5.6.80.0150.04318.39
5.6.70.2090.01718.51
5.6.60.0240.00616.28
5.6.50.0180.01615.95
5.6.40.0230.00816.05
5.6.30.0280.00316.15
5.6.20.0210.00816.25
5.6.10.0200.01016.00
5.6.00.0180.01316.20
5.5.380.0250.01016.26
5.5.370.0160.01215.89
5.5.360.0160.01316.07
5.5.350.0130.04418.45
5.5.340.0130.04317.15
5.5.330.0160.02518.50
5.5.320.0150.04518.37
5.5.310.0150.03418.31
5.5.300.0130.02617.45
5.5.290.0160.04617.31
5.5.280.0170.04618.66
5.5.270.0210.04118.77
5.5.260.0180.03818.54
5.5.250.0120.04218.65
5.5.240.0140.04318.32
5.5.230.0180.01216.19
5.5.220.0270.00415.82
5.5.210.0220.01516.02
5.5.200.0200.00916.08
5.5.190.0230.00815.95
5.5.180.0180.01116.05
5.5.170.0180.01115.92
5.5.160.0180.01115.75
5.5.150.0200.01415.96
5.5.140.0230.01215.86
5.5.130.0260.00716.01
5.5.120.0130.01715.79
5.5.110.0240.00515.81
5.5.100.0200.01115.70
5.5.90.0180.01115.96
5.5.80.0300.00315.93
5.5.70.0170.01015.73
5.5.60.0160.01215.96
5.5.50.0190.01015.67
5.5.40.0140.01515.87
5.5.30.0160.01315.68
5.5.20.0170.01716.14
5.5.10.0190.01216.00
5.5.00.0210.01016.12
5.4.450.0430.02816.34
5.4.440.0320.03216.29
5.4.430.0900.00316.30
5.4.420.0960.00216.33
5.4.410.0160.02916.06
5.4.400.0150.03115.93
5.4.390.0150.03215.98
5.4.380.0220.04316.03
5.4.370.0210.03016.06
5.4.360.0240.02715.88
5.4.350.0210.03016.06
5.4.340.0150.03315.92
5.4.330.0140.00713.01
5.4.320.0080.02512.89
5.4.310.0100.02312.88
5.4.300.0140.02512.80
5.4.290.0100.02612.73
5.4.280.0100.02312.80
5.4.270.0140.02212.67
5.4.260.0140.03012.82
5.4.250.0090.02712.77
5.4.240.0140.02012.80
5.4.230.0130.02612.73
5.4.220.0110.02512.75
5.4.210.0140.02212.72
5.4.200.0120.02312.70
5.4.190.0140.02012.69
5.4.180.0130.02112.72
5.4.170.0090.02812.83
5.4.160.0100.02312.70
5.4.150.0130.02212.68
5.4.140.0130.02112.56
5.4.130.0170.02012.68
5.4.120.0130.01912.56
5.4.110.0100.02212.56
5.4.100.0120.01912.59
5.4.90.0130.02112.48
5.4.80.0120.02012.62
5.4.70.0070.02512.53
5.4.60.0110.02112.55
5.4.50.0140.01912.48
5.4.40.0130.02112.49
5.4.30.0100.02412.61
5.4.20.0090.02212.54
5.4.10.0130.01912.54
5.4.00.0080.02712.30
5.3.290.0120.02413.07
5.3.280.0140.02913.02
5.3.270.0110.02813.02
5.3.260.0150.02313.06
5.3.250.0080.02713.05
5.3.240.0100.02412.98
5.3.230.0140.02013.02
5.3.220.0140.02413.02
5.3.210.0100.02813.01
5.3.200.0120.02912.96
5.3.190.0100.03113.07
5.3.180.0120.02813.10
5.3.170.0110.02913.11
5.3.160.0120.02913.12
5.3.150.0140.02313.17
5.3.140.0120.02613.13
5.3.130.0100.03013.05
5.3.120.0120.02813.10
5.3.110.0130.02812.98
5.3.100.0160.02312.77
5.3.90.0110.03012.78
5.3.80.0120.02212.69
5.3.70.0100.02312.68
5.3.60.0090.02712.75
5.3.50.0100.02412.67
5.3.40.0090.02412.66
5.3.30.0110.02112.71
5.3.20.0100.02312.53
5.3.10.0090.02312.48
5.3.00.0150.02112.44
5.2.170.0090.02110.82
5.2.160.0060.02210.86
5.2.150.0060.02710.81
5.2.140.0110.01810.76
5.2.130.0090.02310.76
5.2.120.0120.02110.77
5.2.110.0130.01710.74
5.2.100.0140.01910.80
5.2.90.0120.01610.80
5.2.80.0110.01710.73
5.2.70.0070.02410.72
5.2.60.0120.02110.67
5.2.50.0220.02510.69
5.2.40.0230.02710.70
5.2.30.0140.02610.63
5.2.20.0120.02310.63
5.2.10.0090.01910.50
5.2.00.0090.01610.43
5.1.60.0050.02210.07
5.1.50.0070.01810.07
5.1.40.0090.01710.07
5.1.30.0150.01410.24
5.1.20.0090.02310.25
5.1.10.0110.01610.11
5.1.00.0070.01610.11
5.0.50.0080.0219.27
5.0.40.0090.0139.28
5.0.30.0080.0219.19
5.0.20.0110.0119.16
5.0.10.0090.0129.15
5.0.00.0090.0189.14
4.4.90.0060.0138.34
4.4.80.0040.0138.33
4.4.70.0050.0138.33
4.4.60.0060.0138.33
4.4.50.0050.0118.34
4.4.40.0050.0148.30
4.4.30.0100.0078.33
4.4.20.0040.0118.37
4.4.10.0040.0128.38
4.4.00.0050.0148.33
4.3.110.0030.0118.29
4.3.100.0060.0078.29
4.3.90.0030.0118.27
4.3.80.0060.0138.24
4.3.70.0040.0098.27
4.3.60.0050.0088.26
4.3.50.0080.0138.26
4.3.40.0030.0178.22
4.3.30.0040.0127.61
4.3.20.0040.0117.61
4.3.10.0040.0107.58
4.3.00.0040.01012.59

preferences:
41.47 ms | 401 KiB | 5 Q