3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ''; if(!$a) echo "hmm";

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)
8.3.60.0040.01216.50
8.3.50.0040.01116.50
8.3.40.0090.00618.72
8.3.30.0090.00618.45
8.3.20.0080.00018.52
8.3.10.0000.00721.87
8.3.00.0050.00321.81
8.2.180.0100.01016.63
8.2.170.0140.00322.96
8.2.160.0070.00722.19
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0040.00419.82
8.2.120.0060.00326.35
8.2.110.0060.00322.23
8.2.100.0040.00717.84
8.2.90.0040.00417.75
8.2.80.0030.00618.84
8.2.70.0030.00517.93
8.2.60.0000.00718.09
8.2.50.0050.00219.47
8.2.40.0000.00719.46
8.2.30.0070.00319.15
8.2.20.0090.00318.16
8.2.10.0000.00717.92
8.2.00.0000.00717.67
8.1.280.0170.00325.92
8.1.270.0070.00022.05
8.1.260.0050.00328.09
8.1.250.0040.00428.09
8.1.240.0050.00523.92
8.1.230.0080.00417.76
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0030.00517.13
8.1.180.0040.00419.02
8.1.170.0040.00418.50
8.1.160.0050.00223.77
8.1.150.0000.00718.79
8.1.140.0000.00719.55
8.1.130.0000.00717.68
8.1.120.0070.00017.43
8.1.110.0000.00917.47
8.1.100.0070.00017.46
8.1.90.0050.00317.34
8.1.80.0070.00017.41
8.1.70.0070.00017.48
8.1.60.0040.00817.59
8.1.50.0030.00517.39
8.1.40.0030.00517.49
8.1.30.0030.00617.57
8.1.20.0000.00717.55
8.1.10.0000.00717.51
8.1.00.0030.00617.39
8.0.300.0070.00018.77
8.0.290.0000.00816.75
8.0.280.0000.00718.43
8.0.270.0000.00717.12
8.0.260.0030.00317.24
8.0.250.0060.00016.96
8.0.240.0000.00616.98
8.0.230.0000.00816.95
8.0.220.0070.00016.91
8.0.210.0000.00716.84
8.0.200.0030.00316.95
8.0.190.0000.00716.93
8.0.180.0030.00516.95
8.0.170.0000.00716.95
8.0.160.0070.00016.89
8.0.150.0000.00716.91
8.0.140.0080.00016.80
8.0.130.0000.00713.30
8.0.120.0050.00316.85
8.0.110.0030.00516.97
8.0.100.0000.00716.90
8.0.90.0050.00216.88
8.0.80.0030.01516.85
8.0.70.0040.00416.94
8.0.60.0070.00016.85
8.0.50.0040.00416.91
8.0.30.0120.00616.99
8.0.20.0120.00917.40
8.0.10.0030.00516.81
8.0.00.0060.01416.71
7.4.330.0030.00315.55
7.4.320.0030.00316.44
7.4.300.0110.00016.50
7.4.290.0040.00416.48
7.4.280.0060.00316.50
7.4.270.0030.00316.54
7.4.260.0030.00616.43
7.4.250.0070.00016.54
7.4.240.0000.00716.36
7.4.230.0030.00316.23
7.4.220.0080.00916.51
7.4.210.0060.00816.57
7.4.200.0030.00316.61
7.4.160.0100.01016.42
7.4.150.0120.00617.40
7.4.140.0090.01217.86
7.4.130.0110.00716.46
7.4.120.0090.00916.34
7.4.110.0100.00716.58
7.4.100.0160.00016.43
7.4.90.0120.00616.57
7.4.80.0110.01119.39
7.4.70.0070.01016.53
7.4.60.0090.00816.39
7.4.50.0070.00716.48
7.4.40.0070.01016.63
7.4.30.0040.01216.58
7.4.00.0080.00814.71
7.3.330.0030.00312.92
7.3.320.0000.00512.90
7.3.310.0000.00816.02
7.3.300.0000.00616.22
7.3.290.0030.00316.09
7.3.280.0100.00816.24
7.3.270.0100.00717.40
7.3.260.0130.00816.54
7.3.250.0090.00916.23
7.3.240.0070.01016.50
7.3.230.0120.00616.39
7.3.210.0120.00616.27
7.3.200.0090.00916.50
7.3.190.0040.01316.28
7.3.180.0090.00816.31
7.3.170.0080.00816.58
7.3.160.0060.01116.52
7.3.120.0090.00915.00
7.3.110.0050.01114.62
7.3.100.0080.00814.78
7.3.90.0080.00814.65
7.3.80.0070.00714.79
7.3.70.0050.00614.79
7.3.60.0050.00814.70
7.3.50.0020.01314.53
7.3.40.0070.00614.80
7.3.30.0050.00814.64
7.3.20.0010.01016.47
7.3.10.0070.00816.39
7.3.00.0050.00916.49
7.2.330.0060.00916.30
7.2.320.0190.00616.55
7.2.310.0130.00316.55
7.2.300.0090.00916.56
7.2.290.0080.00816.26
7.2.250.0080.01015.03
7.2.240.0080.00615.12
7.2.230.0110.00314.91
7.2.220.0100.00614.98
7.2.210.0070.00915.03
7.2.200.0040.00814.57
7.2.190.0020.01114.95
7.2.180.0060.00914.96
7.2.170.0050.00914.76
7.2.60.0060.01016.95
7.2.50.0060.00316.81
7.2.00.0030.01019.26
7.1.330.0020.01215.70
7.1.320.0090.00515.49
7.1.310.0030.00915.75
7.1.300.0050.00515.68
7.1.290.0050.00815.62
7.1.280.0090.00515.75
7.1.270.0090.00115.64
7.1.260.0020.01115.70
7.1.200.0120.00615.17
7.1.70.0030.00717.09
7.1.60.1910.01014.92
7.1.00.0030.07722.33
7.0.200.0120.00614.92
7.0.120.0170.06322.13
7.0.110.0100.06022.07
7.0.100.0230.05020.19
7.0.90.0230.05322.00
7.0.80.0130.05322.02
7.0.70.0130.05322.11
7.0.60.0130.05321.95
7.0.50.0200.06022.21
7.0.40.0100.08022.02
7.0.30.0070.08022.04
7.0.20.0070.05722.05
7.0.10.0130.05021.97
7.0.00.0170.05022.12
5.6.270.0200.05321.04
5.6.260.0000.08721.05
5.6.250.0170.04721.06
5.6.240.0130.05720.75
5.6.230.0100.06020.97
5.6.220.0200.04720.95
5.6.210.0170.05020.96
5.6.200.0100.05720.82
5.6.190.0130.08021.00
5.6.180.0170.06320.80
5.6.170.0100.05720.92
5.6.160.0100.07020.84
5.6.150.0130.06721.06
5.6.140.0130.05321.07
5.6.130.0100.05720.85
5.6.120.0070.06020.79
5.6.110.0100.05721.00
5.6.100.0170.05020.92
5.6.90.0070.05720.98
5.6.80.0070.05320.44
5.6.70.0130.05720.38
5.6.60.0130.05020.43
5.6.50.0170.04320.45
5.6.40.0030.08020.39
5.6.30.0070.07320.28
5.6.20.0030.06020.41
5.6.10.0070.05320.41
5.6.00.0070.05320.16

preferences:
73.32 ms | 400 KiB | 5 Q