3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = array(0, 1, 2, 3, 4); echo " <h2>question</h2> <p>".chr(64 + $row[3])."</p> <h2>answer</h2> <p>".chr(64 + $row[2])."</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)
8.3.60.0150.00618.18
8.3.50.0080.00618.05
8.3.40.0130.00718.85
8.3.30.0030.01018.67
8.3.20.0000.00719.29
8.3.10.0040.00421.91
8.3.00.0080.00020.74
8.2.180.0150.00316.50
8.2.170.0040.01122.96
8.2.160.0000.01619.01
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0030.00720.52
8.2.120.0090.00026.35
8.2.110.0060.00319.08
8.2.100.0100.00319.77
8.2.90.0070.00019.23
8.2.80.0030.00517.97
8.2.70.0050.00317.63
8.2.60.0080.00017.93
8.2.50.0090.00018.10
8.2.40.0030.00620.59
8.2.30.0000.00819.38
8.2.20.0050.00317.80
8.2.10.0090.00018.09
8.2.00.0040.00417.99
8.1.280.0130.00325.92
8.1.270.0000.00723.83
8.1.260.0040.00428.09
8.1.250.0000.00728.09
8.1.240.0030.00621.37
8.1.230.0070.00417.83
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0000.00817.10
8.1.180.0000.00918.10
8.1.170.0030.00618.47
8.1.160.0040.00419.07
8.1.150.0000.00918.76
8.1.140.0000.00819.61
8.1.130.0000.00717.61
8.1.120.0070.00017.36
8.1.110.0040.00417.41
8.1.100.0020.00517.34
8.1.90.0050.00217.44
8.1.80.0080.00017.46
8.1.70.0030.00517.38
8.1.60.0030.00617.46
8.1.50.0000.00817.45
8.1.40.0000.00817.56
8.1.30.0080.00017.60
8.1.20.0040.00417.55
8.1.10.0030.00517.54
8.1.00.0050.00517.52
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00718.44
8.0.270.0030.00317.17
8.0.260.0000.00617.26
8.0.250.0000.00716.90
8.0.240.0030.00516.91
8.0.230.0030.00416.96
8.0.220.0040.00416.80
8.0.210.0030.00316.93
8.0.200.0000.00616.95
8.0.190.0080.00017.01
8.0.180.0040.00416.96
8.0.170.0040.00416.89
8.0.160.0040.00416.86
8.0.150.0000.00716.79
8.0.140.0030.00716.73
8.0.130.0000.00613.33
8.0.120.0080.00016.82
8.0.110.0040.00416.85
8.0.100.0050.00316.83
8.0.90.0050.00216.80
8.0.80.0030.01716.80
8.0.70.0060.00316.95
8.0.60.0040.00416.86
8.0.50.0040.00416.93
8.0.30.0130.00517.06
8.0.20.0110.01017.40
8.0.10.0000.00716.79
8.0.00.0030.01316.55
7.4.330.0040.00015.08
7.4.320.0040.00416.64
7.4.300.0060.00016.51
7.4.290.0050.00216.49
7.4.280.0000.00816.55
7.4.270.0000.00716.43
7.4.260.0000.00716.53
7.4.250.0070.00016.57
7.4.240.0070.00016.57
7.4.230.0070.00016.57
7.4.220.0110.00916.50
7.4.210.0050.00916.39
7.4.200.0070.00016.51
7.4.160.0100.00616.65
7.4.150.0100.00717.40
7.4.140.0130.00817.86
7.4.130.0110.00816.48
7.4.120.0150.00216.49
7.4.110.0120.00616.40
7.4.100.0080.00816.45
7.4.90.0080.00816.36
7.4.80.0140.00719.39
7.4.70.0100.00716.27
7.4.60.0060.01016.57
7.4.50.0070.00716.13
7.4.40.0110.00716.66
7.4.30.0030.01216.70
7.4.00.0060.00815.01
7.3.330.0050.00313.10
7.3.320.0050.00013.16
7.3.310.0050.00316.27
7.3.300.0030.00316.30
7.3.290.0090.00816.21
7.3.280.0080.01216.18
7.3.270.0150.00317.40
7.3.260.0090.00816.40
7.3.250.0060.01316.44
7.3.240.0100.00716.43
7.3.230.0000.01616.39
7.3.210.0050.01016.25
7.3.200.0040.01216.18
7.3.190.0130.00316.43
7.3.180.0030.01316.24
7.3.170.0110.01116.23
7.3.160.0130.00316.25
7.2.330.0130.01316.65
7.2.320.0060.00916.64
7.2.310.0060.01316.55
7.2.300.0110.00616.33
7.2.290.0130.00416.58
7.2.80.0040.00816.65
7.2.00.0140.01118.91
7.1.200.0060.00315.72
7.1.100.0090.00318.32
7.1.70.0090.00917.22
7.1.60.0150.01119.47
7.1.00.0070.07322.28
7.0.200.0320.00814.44
7.0.70.1470.06019.85
7.0.60.1170.06020.02
7.0.50.1430.06020.26
7.0.40.1300.06720.38
7.0.30.1270.05320.36
7.0.20.1630.05020.30
7.0.10.1400.06020.20
7.0.00.1470.06020.42
5.6.280.0030.07020.98
5.6.220.0930.06320.79
5.6.210.0930.06320.73
5.6.200.1070.06721.16
5.6.190.1070.05721.00
5.6.180.1000.06321.19
5.6.170.1270.07021.17
5.6.160.1170.06321.02
5.6.150.1130.06721.11
5.6.140.1200.06021.08
5.6.130.1270.05320.98
5.6.120.0100.06021.13
5.6.110.0630.06720.98
5.6.100.0930.07020.98
5.6.90.1170.06021.04
5.6.80.1000.05020.49
5.6.70.1300.06720.40
5.6.60.1530.04320.48
5.6.50.1100.06320.55
5.6.40.1030.05020.47
5.6.30.1300.05020.38
5.6.20.1230.05720.51
5.6.10.1370.04320.41
5.6.00.1230.05720.51
5.5.360.1200.06320.46
5.5.350.1200.05320.50
5.5.340.1030.06320.95
5.5.330.1130.05020.99
5.5.320.1030.05720.78
5.5.310.1100.05720.85
5.5.300.1200.05720.70
5.5.290.1270.05320.91
5.5.280.0130.07720.91
5.5.270.0970.06320.93
5.5.260.1030.05320.80
5.5.250.1170.07020.58
5.5.240.0930.06320.29
5.5.230.1270.06020.20
5.5.220.1330.04320.18
5.5.210.1200.05320.33
5.5.200.1100.04720.14
5.5.190.1000.05720.27
5.5.180.1200.05720.25
5.5.160.1500.07020.32
5.5.150.1230.05720.30
5.5.140.1270.05320.16
5.5.130.1230.05320.27
5.5.120.1200.04720.13
5.5.110.1230.05020.20
5.5.100.1170.05320.15
5.5.90.1200.05020.00
5.5.80.1300.04719.97
5.5.70.1230.05720.12
5.5.60.1270.04720.11
5.5.50.1300.05020.11
5.5.40.1100.05320.08
5.5.30.1130.04720.04
5.5.20.0370.06320.02
5.5.10.0100.05719.96
5.5.00.0130.06320.17

preferences:
55.18 ms | 401 KiB | 5 Q