3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = array(1, 30, 3, 4); echo " <h2>question</h2> <p>".chr(64 + $row[0])."</p> <h2>answer</h2> <p>".chr(64 + $row[1])."</p>";

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)
8.3.60.0170.00318.55
8.3.50.0110.00921.99
8.3.40.0110.00418.48
8.3.30.0140.00019.05
8.3.20.0050.00220.35
8.3.10.0000.00821.85
8.3.00.0040.00419.18
8.2.180.0060.00916.63
8.2.170.0070.01422.96
8.2.160.0140.00022.09
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0030.00717.80
8.2.110.0090.00022.25
8.2.100.0040.00817.84
8.2.90.0000.00719.09
8.2.80.0030.00617.97
8.2.70.0030.00617.50
8.2.60.0030.00617.68
8.2.50.0050.00318.07
8.2.40.0040.00418.16
8.2.30.0040.00418.06
8.2.20.0080.00017.74
8.2.10.0010.00517.97
8.2.00.0000.00717.61
8.1.280.0110.00725.92
8.1.270.0040.00424.66
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0000.00920.98
8.1.230.0040.00719.10
8.1.220.0040.00417.76
8.1.210.0040.00418.77
8.1.200.0000.01117.35
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0060.00318.63
8.1.160.0040.00422.02
8.1.150.0070.00018.89
8.1.140.0000.00917.55
8.1.130.0000.00717.41
8.1.120.0000.00717.42
8.1.110.0000.01017.40
8.1.100.0000.00717.41
8.1.90.0000.00717.38
8.1.80.0000.00717.43
8.1.70.0080.00017.50
8.1.60.0060.00317.52
8.1.50.0000.00917.43
8.1.40.0000.00817.49
8.1.30.0000.00817.69
8.1.20.0030.00617.71
8.1.10.0000.00817.63
8.1.00.0030.00617.48
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0070.00018.44
8.0.270.0000.00817.18
8.0.260.0000.00816.82
8.0.250.0030.00316.98
8.0.240.0000.00616.93
8.0.230.0000.00716.96
8.0.220.0030.00316.91
8.0.210.0080.00016.89
8.0.200.0000.00716.97
8.0.190.0000.00716.93
8.0.180.0080.00016.94
8.0.170.0060.00316.80
8.0.160.0000.00716.98
8.0.150.0060.00316.71
8.0.140.0040.00416.68
8.0.130.0050.00413.30
8.0.120.0080.00016.88
8.0.110.0070.00016.86
8.0.100.0040.00416.68
8.0.90.0080.00016.88
8.0.80.0100.00716.88
8.0.70.0040.00416.94
8.0.60.0040.00416.74
8.0.50.0040.00416.76
8.0.30.0050.00616.94
8.0.20.0130.00517.40
8.0.10.0080.00016.89
8.0.00.0110.00916.74
7.4.330.0000.00515.03
7.4.320.0040.00416.51
7.4.300.0030.00316.45
7.4.290.0030.00316.48
7.4.280.0040.00416.40
7.4.270.0030.00316.50
7.4.260.0030.00316.55
7.4.250.0000.00716.56
7.4.240.0020.00516.52
7.4.230.0030.00316.33
7.4.220.0060.01316.30
7.4.210.0110.00416.47
7.4.200.0000.00716.42
7.4.160.0090.00616.47
7.4.150.0070.01017.40
7.4.140.0060.01117.86
7.4.130.0120.00516.44
7.4.120.0130.00616.50
7.4.110.0150.00616.63
7.4.100.0030.01416.56
7.4.90.0070.01016.57
7.4.80.0040.01319.39
7.4.70.0150.00416.52
7.4.60.0090.00616.64
7.4.50.0050.00316.28
7.4.40.0090.00916.54
7.4.30.0030.02016.59
7.4.10.0090.01014.97
7.4.00.0070.01114.95
7.3.330.0060.00013.11
7.3.320.0000.00613.12
7.3.310.0060.00316.11
7.3.300.0030.00316.26
7.3.290.0050.00916.20
7.3.280.0110.00716.18
7.3.270.0100.00717.40
7.3.260.0100.00716.34
7.3.250.0140.00616.28
7.3.240.0070.01416.25
7.3.230.0100.00716.39
7.3.210.0100.00716.52
7.3.200.0130.00319.39
7.3.190.0030.01316.30
7.3.180.0130.00716.36
7.3.170.0130.00316.32
7.3.160.0120.00616.11
7.3.130.0000.01514.52
7.3.120.0080.00914.94
7.3.110.0040.01214.69
7.3.100.0020.01114.59
7.3.90.0030.01214.77
7.3.80.0050.01114.74
7.3.70.0050.00914.81
7.3.60.0090.00514.69
7.3.50.0090.00714.75
7.3.40.0070.00714.73
7.3.30.0070.00814.79
7.3.20.0090.00916.66
7.3.10.0030.01316.77
7.3.00.0080.00616.63
7.2.330.0060.00916.72
7.2.320.0120.00616.48
7.2.310.0060.00916.84
7.2.300.0130.00316.71
7.2.290.0090.01516.69
7.2.260.0110.00715.21
7.2.250.0070.01114.96
7.2.240.0100.00514.93
7.2.230.0090.00815.24
7.2.220.0060.00514.92
7.2.210.0060.01015.03
7.2.200.0080.00415.16
7.2.190.0110.00514.97
7.2.180.0080.00715.08
7.2.170.0050.01015.14
7.2.160.0030.01215.09
7.2.150.0030.01517.03
7.2.140.0050.00916.92
7.2.130.0100.00416.96
7.2.120.0060.01016.89
7.2.110.0060.01017.01
7.2.100.0080.00616.75
7.2.90.0030.01316.92
7.2.80.0080.00616.88
7.2.70.0060.00917.00
7.2.60.0070.00916.77
7.2.50.0100.00316.81
7.2.40.0080.00516.94
7.2.30.0050.00916.92
7.2.20.0020.01016.83
7.2.10.0050.01016.94
7.2.00.0090.00717.50
7.1.330.0070.00715.90
7.1.320.0040.01315.82
7.1.310.0050.01015.87
7.1.300.0090.00515.51
7.1.290.0020.01315.82
7.1.280.0050.00715.82
7.1.270.0110.00415.82
7.1.260.0080.00515.75
7.1.250.0040.00715.50
7.1.240.0070.00515.82
7.1.230.0050.01115.59
7.1.220.0070.00615.76
7.1.210.0030.00915.79
7.1.200.0020.01015.80
7.1.190.0030.01015.75
7.1.180.0010.00915.60
7.1.170.0120.00415.76
7.1.160.0070.00815.77
7.1.150.0060.00815.71
7.1.140.0070.00715.63
7.1.130.0040.00615.66
7.1.120.0010.01315.73
7.1.110.0050.00715.67
7.1.100.0040.00716.55
7.1.90.0080.00515.58
7.1.80.0060.00615.86
7.1.70.0060.00516.11
7.1.60.0040.00817.00
7.1.50.0050.01016.13
7.1.40.0020.01115.63
7.1.30.0090.00615.70
7.1.20.0030.01215.60
7.1.10.0050.00715.79
7.1.00.0070.02918.04
7.0.330.0040.01015.29
7.0.320.0040.00415.45
7.0.310.0080.00715.05
7.0.300.0020.00715.11
7.0.290.0050.00515.25
7.0.280.0040.00815.32
7.0.270.0090.00315.42
7.0.260.0070.00715.42
7.0.250.0060.00615.42
7.0.240.0090.00515.27
7.0.230.0040.00715.38
7.0.220.0040.00615.40
7.0.210.0050.00715.28
7.0.200.0050.00615.18
7.0.190.0090.00215.33
7.0.180.0040.00815.36
7.0.170.0020.00815.14
7.0.160.0050.00815.36
7.0.150.0020.01215.42
7.0.140.0040.01717.56
7.0.130.0060.00415.37
7.0.120.0040.00715.41
7.0.110.0070.00515.27
7.0.100.0020.01015.31
7.0.90.0030.00715.27
7.0.80.0030.01015.33
7.0.70.0070.00615.34
7.0.60.0080.02416.87
7.0.50.0080.02916.31
7.0.40.0090.03215.63
7.0.30.0130.02715.50
7.0.20.0100.02115.61
7.0.10.0060.01715.50
7.0.00.0020.03415.52
5.6.400.0080.00514.16
5.6.390.0040.01114.48
5.6.380.0080.00714.47
5.6.370.0060.00714.32
5.6.360.0050.00814.15
5.6.350.0030.00914.59
5.6.340.0040.00914.20
5.6.330.0040.00514.27
5.6.320.0100.00314.23
5.6.310.0040.00414.32
5.6.300.0050.00514.37
5.6.290.0090.00514.32
5.6.280.0050.03816.59
5.6.270.0040.00914.33
5.6.260.0040.00614.30
5.6.250.0050.00714.35
5.6.240.0020.01214.22
5.6.230.0050.00914.53
5.6.220.0070.00514.44
5.6.210.0040.02616.39
5.6.200.0030.02215.60
5.6.190.0050.02016.41
5.6.180.0190.02716.36
5.6.170.0180.01416.37
5.6.160.0070.01716.37
5.6.150.0090.02815.60
5.6.140.0040.02415.67
5.6.130.0090.02615.64
5.6.120.0080.03016.57
5.6.110.0050.03516.64
5.6.100.0080.03016.68
5.6.90.0130.01916.36
5.6.80.0060.02516.07
5.6.70.0040.00614.37
5.6.60.0020.01014.35
5.6.50.0040.00814.42
5.6.40.0070.00714.13
5.6.30.0060.00614.43
5.6.20.0060.00714.10
5.6.10.0060.00614.33
5.6.00.0080.00714.20
5.5.380.0070.00312.63
5.5.370.0040.00612.55
5.5.360.0070.00512.69
5.5.350.0180.02915.15
5.5.340.0070.02314.55
5.5.330.0100.01915.15
5.5.320.0040.03115.13
5.5.310.0180.02815.06
5.5.300.0100.02714.55
5.5.290.0030.03114.61
5.5.280.0060.03315.56
5.5.270.0040.01815.38
5.5.260.0040.01915.40
5.5.250.0060.02215.26
5.5.240.0060.03315.26
5.5.230.0100.00112.61
5.5.220.0020.00912.59
5.5.210.0050.00512.57
5.5.200.0040.00512.64
5.5.190.0040.00612.63
5.5.180.0020.00712.61
5.5.170.0070.00312.50
5.5.160.0050.00812.60
5.5.150.0050.00712.74
5.5.140.0040.00912.51
5.5.130.0040.00812.73
5.5.120.0050.00712.49
5.5.110.0040.00712.61
5.5.100.0040.00712.61
5.5.90.0010.01112.72
5.5.80.0050.00612.61
5.5.70.0080.00512.56
5.5.60.0020.01012.58
5.5.50.0030.00712.65
5.5.40.0070.00412.63
5.5.30.0070.00312.60
5.5.20.0020.00812.58
5.5.10.0030.00712.60
5.5.00.0070.00212.61
5.4.450.0090.02613.73
5.4.440.0090.02313.93
5.4.430.0030.02313.69
5.4.420.0050.02413.87
5.4.410.0070.02113.83
5.4.400.0080.01913.65
5.4.390.0120.01813.45
5.4.380.0080.02513.43
5.4.370.0080.02113.51
5.4.360.0090.02013.42
5.4.350.0140.02413.47
5.4.340.0130.01813.61
5.4.330.0030.00610.89
5.4.320.0140.01713.50
5.4.310.0130.01913.40
5.4.300.0090.02313.57
5.4.290.0060.02413.45
5.4.280.0070.02413.51
5.4.270.0110.01813.48
5.4.260.0060.02313.55
5.4.250.0060.02413.40
5.4.240.0070.02613.40
5.4.230.0130.01913.49
5.4.220.0100.02013.47
5.4.210.0130.01913.48
5.4.200.0110.01912.90
5.4.190.0100.02513.55
5.4.180.0080.02213.54
5.4.170.0120.01813.48
5.4.160.0080.02213.57
5.4.150.0080.02213.48
5.4.140.0110.01912.68
5.4.130.0100.02112.57
5.4.120.0090.01812.75
5.4.110.0080.02112.74
5.4.100.0070.02312.61
5.4.90.0070.02412.66
5.4.80.0110.01912.51
5.4.70.0110.02112.75
5.4.60.0080.02412.68
5.4.50.0100.02012.73
5.4.40.0090.02012.66
5.4.30.0100.01912.61
5.4.20.0080.02012.57
5.4.10.0130.01812.62
5.4.00.0100.01912.54
5.3.290.0080.03312.78
5.3.280.0100.03212.69
5.3.270.0100.03512.69
5.3.260.0120.03312.78
5.3.250.0200.03012.70
5.3.240.0150.02312.70
5.3.230.0120.02712.69
5.3.220.0150.02412.72
5.3.210.0120.03012.71
5.3.200.0080.02912.70
5.3.190.0120.03512.73
5.3.180.0090.03012.68
5.3.170.0210.02012.70
5.3.160.0150.02312.74
5.3.150.0120.02812.68
5.3.140.0100.03512.68
5.3.130.0170.02512.76
5.3.120.0100.03112.74
5.3.110.0130.02712.70
5.3.100.0080.03012.44
5.3.90.0080.02812.49
5.3.80.0120.02812.44
5.3.70.0070.03112.43
5.3.60.0130.02512.42
5.3.50.0050.03412.46
5.3.40.0150.02512.40
5.3.30.0110.02612.38
5.3.20.0080.03012.32
5.3.10.0130.02812.22
5.3.00.0140.02812.23
5.2.170.0050.02711.00
5.2.160.0120.02211.00
5.2.150.0100.02211.02
5.2.140.0100.02511.03
5.2.130.0070.02411.02
5.2.120.0060.02311.06
5.2.110.0080.02310.95
5.2.100.0170.01511.01
5.2.90.0090.02210.95
5.2.80.0120.02311.00
5.2.70.0100.02411.00
5.2.60.0080.02310.96
5.2.50.0120.02011.01
5.2.40.0050.02410.91
5.2.30.0080.02310.92
5.2.20.0060.02310.89
5.2.10.0110.02010.87
5.2.00.0090.02010.82
5.1.60.0070.01810.48
5.1.50.0080.01810.43
5.1.40.0100.02510.43
5.1.30.0120.02410.61
5.1.20.0070.02210.67
5.1.10.0140.01310.50
5.1.00.0080.02010.53
5.0.50.0050.0189.70
5.0.40.0050.0179.65
5.0.30.0070.0229.58
5.0.20.0050.0139.63
5.0.10.0030.0189.57
5.0.00.0030.0269.56
4.4.90.0030.0138.37
4.4.80.0030.0128.37
4.4.70.0030.0138.38
4.4.60.0030.0148.37
4.4.50.0120.0078.41
4.4.40.0020.0248.38
4.4.30.0000.0168.37
4.4.20.0080.0098.40
4.4.10.0080.0138.41
4.4.00.0020.0248.43
4.3.110.0030.0158.36
4.3.100.0030.0138.36
4.3.90.0030.0118.32
4.3.80.0050.0178.34
4.3.70.0030.0138.33
4.3.60.0050.0108.34
4.3.50.0020.0158.33
4.3.40.0070.0158.34
4.3.30.0030.0137.76
4.3.20.0040.0117.70
4.3.10.0000.0157.68
4.3.00.0020.0138.92

preferences:
59.14 ms | 401 KiB | 5 Q