3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = array(0, 1, 2, 3); 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)
8.3.60.0070.00716.75
8.3.50.0100.00822.11
8.3.40.0180.00318.70
8.3.30.0090.00618.97
8.3.20.0040.00420.16
8.3.10.0050.00321.90
8.3.00.0040.00419.50
8.2.180.0100.01018.30
8.2.170.0090.00622.96
8.2.160.0100.00320.20
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.66
8.2.110.0040.00721.17
8.2.100.0040.00817.63
8.2.90.0080.00019.21
8.2.80.0080.00017.97
8.2.70.0100.00717.00
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00418.15
8.2.30.0000.00918.11
8.2.20.0020.00517.63
8.2.10.0000.00818.12
8.2.00.0000.00917.70
8.1.280.0080.01325.92
8.1.270.0040.00418.75
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0060.00324.02
8.1.230.0120.00018.77
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0080.00017.13
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0030.00520.42
8.1.160.0040.00421.93
8.1.150.0040.00418.94
8.1.140.0040.00417.50
8.1.130.0000.00717.84
8.1.120.0040.00417.45
8.1.110.0000.00717.43
8.1.100.0040.00417.44
8.1.90.0020.00517.34
8.1.80.0030.00517.45
8.1.70.0000.00717.36
8.1.60.0040.00417.54
8.1.50.0000.00817.58
8.1.40.0080.00017.53
8.1.30.0040.00417.52
8.1.20.0000.00817.60
8.1.10.0040.00417.43
8.1.00.0070.00017.52
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00718.44
8.0.270.0070.00017.25
8.0.260.0000.00618.35
8.0.250.0030.00316.93
8.0.240.0080.00016.97
8.0.230.0000.00716.84
8.0.220.0000.00716.76
8.0.210.0000.00816.87
8.0.200.0000.00616.97
8.0.190.0000.00716.99
8.0.180.0030.00416.91
8.0.170.0080.00016.80
8.0.160.0040.00416.89
8.0.150.0080.00016.73
8.0.140.0030.00316.75
8.0.130.0000.00613.34
8.0.120.0000.00816.91
8.0.110.0040.00416.92
8.0.100.0000.00716.83
8.0.90.0070.00016.79
8.0.80.0030.01216.77
8.0.70.0050.00316.95
8.0.60.0000.00716.77
8.0.50.0060.00316.87
8.0.30.0120.00916.96
8.0.20.0130.01117.40
8.0.10.0050.00316.98
8.0.00.0140.00316.63
7.4.330.0030.00315.13
7.4.320.0000.00616.48
7.4.300.0030.00316.50
7.4.290.0060.00316.61
7.4.280.0000.00816.59
7.4.270.0030.00316.49
7.4.260.0100.00016.57
7.4.250.0040.00416.44
7.4.240.0030.00516.53
7.4.230.0000.00716.46
7.4.220.0130.01016.55
7.4.210.0110.00716.60
7.4.200.0040.00316.54
7.4.160.0140.00016.57
7.4.150.0030.01817.40
7.4.140.0100.01217.86
7.4.130.0120.00916.68
7.4.120.0080.01016.46
7.4.110.0060.01616.60
7.4.100.0130.00316.57
7.4.90.0070.01016.44
7.4.80.0130.01016.40
7.4.70.0110.00616.68
7.4.60.0000.01716.50
7.4.50.0000.00916.36
7.4.40.0070.01016.34
7.4.30.0090.00916.48
7.4.00.0070.01014.94
7.3.330.0060.00012.98
7.3.320.0120.00013.11
7.3.310.0030.00316.28
7.3.300.0000.00616.25
7.3.290.0000.00616.12
7.3.280.0080.01016.22
7.3.270.0060.01217.40
7.3.260.0160.00016.46
7.3.250.0150.00416.30
7.3.240.0140.00316.41
7.3.230.0130.00516.41
7.3.210.0040.01516.51
7.3.200.0100.00719.39
7.3.190.0030.01216.36
7.3.180.0090.01316.24
7.3.170.0090.00916.29
7.3.160.0060.01216.38
7.3.120.0120.00614.88
7.3.110.0140.00314.73
7.3.100.0040.01114.46
7.3.90.0110.00314.74
7.3.80.0100.00714.96
7.3.70.0030.01314.74
7.3.60.0040.00814.48
7.3.50.0000.01714.75
7.3.40.0070.01014.64
7.3.30.0030.01014.70
7.3.20.0070.00716.78
7.3.10.0070.00316.57
7.3.00.0080.00816.63
7.2.330.0100.01016.68
7.2.320.0080.01616.66
7.2.310.0030.01516.67
7.2.300.0100.00916.40
7.2.290.0100.00716.45
7.2.250.0060.01315.02
7.2.240.0070.01114.93
7.2.230.0060.00615.24
7.2.220.0120.00315.16
7.2.210.0030.00915.22
7.2.200.0060.01215.05
7.2.190.0110.00315.18
7.2.180.0060.00314.94
7.2.170.0130.00315.00
7.2.130.0000.01416.89
7.2.120.0000.00916.94
7.2.110.0080.00817.02
7.2.100.0000.00916.67
7.2.90.0060.00816.86
7.2.80.0030.00917.04
7.2.70.0040.01117.00
7.2.60.0080.00416.75
7.2.50.0070.00317.21
7.2.40.0030.00617.04
7.2.30.0080.00616.93
7.2.20.0070.00417.09
7.2.10.0040.00817.04
7.2.00.0050.00718.25
7.1.330.0060.00615.64
7.1.320.0060.00315.84
7.1.310.0030.01015.88
7.1.300.0090.00615.60
7.1.290.0100.00015.81
7.1.280.0070.00715.67
7.1.270.0040.00815.79
7.1.260.0100.00315.85
7.1.250.0000.01115.45
7.1.100.0250.00011.93
7.1.70.0000.00817.32
7.1.60.0100.01319.50
7.1.50.0070.01316.96
7.1.00.0030.07722.40
7.0.200.0060.00416.50
7.0.140.0070.05722.04
7.0.60.0070.07319.89
7.0.50.0070.05317.80
7.0.40.0000.04720.08
7.0.30.0200.04320.13
7.0.20.0130.05720.33
7.0.10.0200.03720.33
7.0.00.0030.05020.13
5.6.280.0030.07320.91
5.6.210.0100.07720.65
5.6.200.0070.05018.22
5.6.190.0100.08020.60
5.6.180.0070.07020.34
5.6.170.0230.07720.33
5.6.160.0070.06020.42
5.6.150.0100.05718.18
5.6.140.0070.08018.18
5.6.130.0200.06718.21
5.6.120.0070.06720.98
5.6.110.0030.07021.14
5.6.100.0100.03320.88
5.6.90.0130.08020.95
5.6.80.0070.07020.36
5.6.70.0230.07320.27
5.5.350.0270.07020.40
5.5.340.0030.03717.92
5.5.330.0100.07320.23
5.5.320.0000.07320.15
5.5.310.0300.05720.17
5.5.300.0000.04318.05
5.5.290.0030.08717.95
5.5.280.0070.04020.84
5.5.270.0030.09020.77
5.5.260.0130.07720.96
5.5.250.0070.06720.57
5.5.240.0070.06320.04
5.4.450.0170.04019.26
5.4.440.0200.05719.26
5.4.430.0270.07019.41
5.4.420.0230.07319.13
5.4.410.0230.07019.41
5.4.400.0230.04719.25
5.4.390.0230.07719.13
5.4.380.0200.07319.06
5.4.370.0230.03719.10
5.4.360.0230.05319.09
5.4.350.0230.06318.79
5.4.340.0200.07318.92
5.4.320.0130.07318.88
5.4.310.0230.07019.06
5.4.300.0230.04718.80
5.4.290.0170.04318.79
5.4.280.0130.04019.08
5.4.270.0270.03718.93
5.4.260.0270.03719.24
5.4.250.0170.06319.13
5.4.240.0230.06319.09
5.4.230.0230.06318.78
5.4.220.0270.07019.23
5.4.210.0270.06018.89
5.4.200.0230.07319.21
5.4.190.0200.03719.10
5.4.180.0230.04718.90
5.4.170.0270.07019.20
5.4.160.0170.03718.91
5.4.150.0300.04019.04
5.4.140.0130.04016.18
5.4.130.0230.04716.28
5.4.120.0230.04316.34
5.4.110.0130.03716.34
5.4.100.0170.03316.06
5.4.90.0230.02716.34
5.4.80.0130.03716.39
5.4.70.0130.04016.37
5.4.60.0130.04716.36
5.4.50.0070.04316.27
5.4.40.0130.03716.36
5.4.30.0070.04716.16
5.4.20.0170.04316.38
5.4.10.0170.03316.45
5.4.00.0170.03015.78
5.3.290.0230.07014.50
5.3.280.0270.06714.45
5.3.270.0200.06714.70
5.3.260.0230.03714.48
5.3.250.0100.05014.58
5.3.240.0200.07314.54
5.3.230.0130.04314.64
5.3.220.0230.04314.42
5.3.210.0100.04314.40
5.3.200.0170.03314.56
5.3.190.0200.03714.42
5.3.180.0170.04014.61
5.3.170.0170.04314.42
5.3.160.0130.04014.46
5.3.150.0100.04014.40
5.3.140.0130.03714.54
5.3.130.0130.03714.42
5.3.120.0170.03714.66
5.3.110.0070.04314.41
5.3.100.0100.04013.84
5.3.90.0100.04014.06
5.3.80.0170.03314.06
5.3.70.0100.04313.89
5.3.60.0070.04014.05
5.3.50.0170.03314.03
5.3.40.0170.04313.77
5.3.30.0170.03713.79
5.3.20.0230.03313.49
5.3.10.0130.03313.70
5.3.00.0170.03313.48
5.2.170.0030.04012.43
5.2.160.0130.03312.43
5.2.150.0100.03012.43
5.2.140.0130.03012.43
5.2.130.0170.02312.43
5.2.120.0130.02312.43
5.2.110.0130.02712.43
5.2.100.0130.02712.43
5.2.90.0130.03312.43
5.2.80.0070.03312.43
5.2.70.0170.02312.43
5.2.60.0200.02312.43
5.2.50.0130.04012.43
5.2.40.0030.03312.43
5.2.30.0100.02712.43
5.2.20.0100.02712.43
5.2.10.0070.03012.43
5.2.00.0070.03312.43
5.1.60.0170.02312.43
5.1.50.0070.03712.43
5.1.40.0130.05012.43
5.1.30.0100.03712.43
5.1.20.0100.02712.43
5.1.10.0270.04712.43
5.1.00.0200.05012.43
5.0.50.0100.03712.43
5.0.40.0100.04012.43
5.0.30.0100.06312.43
5.0.20.0100.03012.43
5.0.10.0130.03312.43
5.0.00.0100.04312.43
4.4.90.0030.01712.43
4.4.80.0070.02012.43
4.4.70.0070.01312.43
4.4.60.0030.01712.43
4.4.50.0070.01312.43
4.4.40.0070.02312.43
4.4.30.0100.02312.43
4.4.20.0030.02312.43
4.4.10.0030.02312.43
4.4.00.0070.05312.43
4.3.110.0070.03312.43
4.3.100.0030.02012.43
4.3.90.0030.02312.43
4.3.80.0170.02012.43
4.3.70.0030.02012.43
4.3.60.0100.02012.43
4.3.50.0070.02712.43
4.3.40.0100.03012.43
4.3.30.0030.02312.43
4.3.20.0070.03712.43
4.3.10.0030.03712.43
4.3.00.0070.02312.43

preferences:
48.73 ms | 401 KiB | 5 Q