3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fwrite_with_retry($sock, &$data) { $bytes_to_write = strlen($data); $bytes_written = 0; while ( $bytes_written < $bytes_to_write ) { if ( $bytes_written == 0 ) { $rv = fwrite($sock, $data); } else { $rv = fwrite($sock, substr($data, $bytes_written)); } if ( $rv === false || $rv == 0 ) return( $bytes_written == 0 ? false : $bytes_written ); $bytes_written += $rv; } return $bytes_written; } $fp = fsockopen("www.google.com", 80, $errno, $errstr, 30); if (!$fp) { echo "$errstr ($errno)<br />\n"; } else { $out = "GET / HTTP/1.1\r\n"; $out .= "Host: www.google.com\r\n"; $out .= "Connection: Close\r\n\r\n"; fwrite_with_retry($fp, $out); while (!feof($fp)) { echo fgets($fp, 128); } fclose($fp); }

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)
8.3.70.0190.00616.73
8.3.60.0110.01118.68
8.3.50.0120.00822.05
8.3.40.0120.00418.94
8.3.30.0120.00319.48
8.3.20.0050.00320.77
8.3.10.0030.00522.10
8.3.00.0050.00320.04
8.2.180.0120.00616.88
8.2.170.0140.00722.96
8.2.160.0070.00720.69
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0030.00526.16
8.2.120.0000.00821.08
8.2.110.0030.00722.50
8.2.100.0040.00818.03
8.2.90.0040.00419.52
8.2.80.0080.00017.97
8.2.70.0060.00317.61
8.2.60.0000.01018.05
8.2.50.0040.00418.07
8.2.40.0030.00518.22
8.2.30.0000.01118.15
8.2.20.0080.00017.93
8.2.10.0040.00418.15
8.2.00.0070.00017.80
8.1.280.0140.00425.92
8.1.270.0060.00324.09
8.1.260.0070.00026.35
8.1.250.0060.00328.09
8.1.240.0060.00323.93
8.1.230.0030.01019.02
8.1.220.0080.00017.78
8.1.210.0080.00018.77
8.1.200.0070.00217.60
8.1.190.0030.00517.38
8.1.180.0050.00318.10
8.1.170.0030.00618.76
8.1.160.0070.00022.27
8.1.150.0000.00819.02
8.1.140.0040.00417.71
8.1.130.0030.00318.04
8.1.120.0000.00717.61
8.1.110.0000.00817.65
8.1.100.0000.00717.57
8.1.90.0060.00317.60
8.1.80.0050.00317.64
8.1.70.0050.00217.55
8.1.60.0060.00317.73
8.1.50.0000.00817.50
8.1.40.0030.00517.66
8.1.30.0000.00917.73
8.1.20.0000.00817.71
8.1.10.0060.00317.61
8.1.00.0060.00317.59
8.0.300.0000.00718.77
8.0.290.0040.00417.00
8.0.280.0080.00018.56
8.0.270.0000.00717.48
8.0.260.0000.00717.42
8.0.250.0080.00017.13
8.0.240.0040.00417.14
8.0.230.0040.00417.13
8.0.220.0040.00416.92
8.0.210.0030.00317.06
8.0.200.0000.00817.08
8.0.190.0040.00417.09
8.0.180.0070.00017.09
8.0.170.0080.00017.23
8.0.160.0000.00717.07
8.0.150.0030.00517.03
8.0.140.0040.00417.14
8.0.130.0070.00013.65
8.0.120.0030.00517.16
8.0.110.0040.00417.16
8.0.100.0040.00417.15
8.0.90.0080.00017.23
8.0.80.0100.00717.23
8.0.70.0040.00417.16
8.0.60.0040.00417.12
8.0.50.0000.00817.20
8.0.30.0100.01417.26
8.0.20.0110.00917.45
8.0.10.0040.00417.29
8.0.00.0100.00916.95
7.4.330.0040.00415.00
7.4.320.0030.00316.75
7.4.300.0000.00616.75
7.4.290.0070.00016.75
7.4.280.0040.00416.74
7.4.270.0000.00716.76
7.4.260.0030.00316.54
7.4.250.0000.00716.76
7.4.240.0020.00616.81
7.4.230.0050.00316.78
7.4.220.0100.01016.82
7.4.210.0120.00916.78
7.4.200.0000.00716.78
7.4.160.0130.01016.80
7.4.150.0100.01317.40
7.4.140.0130.00617.86
7.4.130.0170.00716.70
7.4.120.0060.01216.77
7.4.110.0200.01716.68
7.4.100.0120.00616.82
7.4.90.0150.00916.69
7.4.80.0150.00419.39
7.4.70.0090.00916.52
7.4.60.0060.01216.82
7.4.50.0000.00816.39
7.4.40.0090.01516.81
7.4.30.0060.01016.75
7.4.00.0120.00615.35
7.3.330.0000.00613.48
7.3.320.0030.00313.53
7.3.310.0060.00316.64
7.3.300.0040.00416.54
7.3.290.0060.01016.53
7.3.280.0090.01116.59
7.3.270.0080.01317.40
7.3.260.0060.01216.65
7.3.240.0150.00416.81
7.3.230.0130.00316.77
7.3.210.0070.01016.64
7.3.200.0090.00919.39
7.3.190.0100.00716.72
7.3.180.0110.00716.51
7.3.170.0130.00316.65
7.3.160.0110.00616.74
7.3.120.0030.01415.11
7.2.330.0200.00316.92
7.2.320.0170.00016.88
7.2.310.0120.00616.77
7.2.300.0100.00716.61
7.2.290.0000.01716.78
7.2.60.0070.00717.10
7.1.200.0030.00915.89
7.1.100.0100.00318.39
7.1.70.0000.00817.46
7.1.60.0070.01019.25
7.1.50.0040.01817.30
7.1.00.0000.08022.80
7.0.200.0000.00817.06
7.0.140.0070.07022.61
7.0.110.0600.08320.13
7.0.100.0500.05720.46
7.0.90.0470.07320.33
7.0.80.0570.08320.42
7.0.70.0570.08020.30
7.0.60.0630.07720.02
7.0.50.0430.08720.55
7.0.40.0100.07720.50
7.0.30.0100.07720.48
7.0.20.0100.08020.59
7.0.10.0130.07320.59
7.0.00.0030.08320.40
5.6.280.0130.06321.38
5.6.260.0130.08021.01
5.6.250.0130.07720.91
5.6.240.0070.05321.02
5.6.230.0030.05320.92
5.6.220.0130.04320.81
5.6.210.0070.07720.89
5.6.200.0100.08021.35
5.6.190.0100.08021.43
5.6.180.0000.06321.34
5.6.170.0130.08321.48
5.6.160.0130.08021.43
5.6.150.0130.07021.40
5.6.140.0030.05321.31
5.6.130.0030.08321.42
5.6.120.0030.07321.47
5.6.110.0170.04721.32
5.6.100.0030.05721.55
5.6.90.0000.08321.38
5.6.80.0130.07320.87
5.6.70.0170.07320.71
5.6.60.0130.07020.94
5.6.50.0030.08720.81
5.6.40.0200.06320.88
5.6.30.0100.07320.77
5.6.20.0170.07020.76
5.6.10.0130.07720.76
5.6.00.0100.07021.02
5.5.380.0130.07320.66
5.5.370.0070.07320.69
5.5.360.0100.08720.57
5.5.350.0070.08320.73
5.5.340.0070.09021.18
5.5.330.0100.07721.08
5.5.320.0130.07721.16
5.5.310.0100.07721.28
5.5.300.0170.08021.25
5.5.290.0100.05021.22
5.5.280.0030.08021.19
5.5.270.0130.06321.23
5.5.260.0100.08021.27
5.5.250.0100.07321.04
5.5.240.0230.05320.49
5.5.230.0070.08020.70
5.5.220.0070.07320.66
5.5.210.0200.03720.54
5.5.200.0070.07720.83
5.5.190.0130.07720.63
5.5.180.0030.08720.77
5.5.160.0100.07320.53
5.5.150.0130.07020.67
5.5.140.0100.07320.50
5.5.130.0130.07020.44
5.5.120.0100.07320.63
5.5.110.0070.07020.66
5.5.100.0070.07720.38
5.5.90.0070.04320.52
5.5.80.0070.07720.43
5.5.70.0130.07320.74
5.5.60.0030.08320.50
5.5.50.0130.07320.43
5.5.40.0030.07320.59
5.5.30.0130.07320.74
5.5.20.0100.07320.55
5.5.10.0170.06320.39
5.5.00.0070.05020.38
5.4.450.0100.07319.52
5.4.440.0130.07319.52
5.4.430.0100.07719.73
5.4.420.0130.07019.82
5.4.410.0170.06719.74
5.4.400.0070.04319.70
5.4.390.0130.07019.46
5.4.380.0070.07319.41
5.4.370.0070.07719.70
5.4.360.0070.07719.20
5.4.350.0030.08019.71
5.4.340.0200.06319.25
5.4.320.0030.07719.27
5.4.310.0170.07019.56
5.4.300.0170.03719.69
5.4.290.0170.05719.19
5.4.280.0030.07719.32
5.4.270.0070.08019.35
5.4.260.0030.04719.40
5.4.250.0030.07719.50
5.4.240.0030.05019.69
5.4.230.0030.07719.39
5.4.220.0030.07019.54
5.4.210.0070.07319.25
5.4.200.0030.05319.55
5.4.190.0200.07019.38
5.4.180.0170.06719.70
5.4.170.0030.06719.61
5.4.160.0100.07019.24
5.4.150.0070.08019.30
5.4.140.0100.08016.67
5.4.130.0070.07316.73
5.4.120.0030.07016.80
5.4.110.0130.06316.87
5.4.100.0070.06016.64
5.4.90.0130.07016.87
5.4.80.0100.06716.92
5.4.70.0070.03316.84
5.4.60.0070.04016.75
5.4.50.0170.06316.86
5.4.40.0170.06716.93
5.4.30.0030.07316.83
5.4.20.0170.06316.70
5.4.10.0100.07016.99
5.4.00.0070.07716.25
5.3.290.0170.07014.84
5.3.280.0170.07014.93
5.3.270.0070.07714.75
5.3.260.0030.08314.72
5.3.250.0130.07014.79
5.3.240.0030.06314.75
5.3.230.0170.03314.82
5.3.220.0100.07014.79
5.3.210.0070.04014.79
5.3.200.0030.07714.77
5.3.190.0100.07314.71
5.3.180.0100.07314.74
5.3.170.0100.07314.70
5.3.160.0100.07314.79
5.3.150.0200.06314.71
5.3.140.0030.08314.98
5.3.130.0100.07314.70
5.3.120.0070.06314.72
5.3.110.0170.06714.74
5.3.100.0100.07014.38
5.3.90.0100.07014.24
5.3.80.0070.06714.15
5.3.70.0100.06014.13
5.3.60.0030.07714.20
5.3.50.0030.06314.13
5.3.40.0000.05314.18
5.3.30.0170.02314.06
5.3.20.0070.03714.04
5.3.10.0030.04013.98
5.3.00.0000.03713.63
5.2.170.0070.02711.85
5.2.160.0000.05311.85
5.2.150.0030.03011.85
5.2.140.0000.03011.85
5.2.130.0070.02311.85
5.2.120.0000.03011.85
5.2.110.0000.04011.85
5.2.100.0000.03011.85
5.2.90.0030.02711.85
5.2.80.0130.03311.85
5.2.70.0070.02311.85
5.2.60.0070.05011.85
5.2.50.0070.02311.85
5.2.40.0000.03011.85
5.2.30.0000.03011.85
5.2.20.0030.02711.85
5.2.10.0030.03011.85
5.2.00.0030.04311.85
5.1.60.0000.03011.85
5.1.50.0030.03011.85
5.1.40.0000.06011.85
5.1.30.0130.04011.85
5.1.20.0070.02011.85
5.1.10.0030.05311.85
5.1.00.0070.05011.85
5.0.50.0100.03011.85
5.0.40.0030.01711.85
5.0.30.0030.03011.85
5.0.20.0070.04011.85
5.0.10.0000.03011.88
5.0.00.0030.05011.88
4.4.90.0100.01311.85
4.4.80.0000.03311.85
4.4.70.0000.01711.85
4.4.60.0000.01711.85
4.4.50.0030.02311.85
4.4.40.0030.04311.85
4.4.30.0000.01711.85
4.4.20.0030.02711.85
4.4.10.0030.03711.85
4.4.00.0030.04311.85
4.3.110.0000.01711.85
4.3.100.0000.03311.85
4.3.90.0070.02311.88
4.3.80.0030.02311.88
4.3.70.0030.01311.88
4.3.60.0030.02311.88
4.3.50.0000.01711.88
4.3.40.0000.04311.88
4.3.30.0000.01711.88
4.3.20.0030.01711.88
4.3.10.0000.01311.88
4.3.00.0030.03311.88

preferences:
60.67 ms | 401 KiB | 5 Q