3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'someValue_subKey'; echo pack('H', time());

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)
7.4.00.0040.01514.74
7.3.120.0150.00414.84
7.3.110.0000.01314.68
7.3.100.0100.00714.91
7.3.90.0090.00014.45
7.3.80.0070.00314.81
7.3.70.0040.01114.79
7.3.60.0030.00614.83
7.3.50.0030.00714.54
7.3.40.0040.01114.61
7.3.30.0090.00014.59
7.3.20.0040.01216.29
7.3.10.0030.01216.79
7.3.00.0030.01016.19
7.2.250.0070.01014.80
7.2.240.0060.01514.85
7.2.230.0040.01115.10
7.2.220.0120.00014.95
7.2.210.0080.00415.05
7.2.200.0060.00314.67
7.2.190.0110.00414.99
7.2.180.0050.00314.46
7.2.170.0060.00914.90
7.2.00.0060.00619.00
7.1.330.0060.00615.79
7.1.320.0030.01015.51
7.1.310.0070.00715.78
7.1.300.0030.00915.64
7.1.290.0030.00615.58
7.1.280.0090.00015.48
7.1.270.0040.00715.71
7.1.260.0090.00615.23
7.1.200.0040.01215.58
7.1.100.0030.01118.11
7.1.70.0090.00017.01
7.1.60.0150.00719.82
7.1.50.0140.01016.96
7.1.00.0100.05022.45
7.0.200.0040.00416.76
7.0.140.0000.07722.09
7.0.100.0100.06719.88
7.0.90.0470.06719.88
7.0.80.0430.07719.97
7.0.70.0230.05019.93
7.0.60.0300.05019.88
7.0.50.0530.08020.35
7.0.40.0070.07320.06
7.0.30.0070.08020.08
7.0.20.0000.06720.08
7.0.10.0100.06320.18
7.0.00.0100.08020.12
5.6.280.0000.07721.06
5.6.250.0070.06320.71
5.6.240.0130.06720.63
5.6.230.0030.05320.75
5.6.220.0000.05720.61
5.6.210.0130.06720.43
5.6.200.0030.09021.07
5.6.190.0170.07720.97
5.6.180.0130.07321.01
5.6.170.0030.04721.16
5.6.160.0070.07321.03
5.6.150.0070.05021.10
5.6.140.0070.08020.95
5.6.130.0170.07320.92
5.6.120.0100.07321.07
5.6.110.0030.04721.01
5.6.100.0070.05721.04
5.6.90.0100.06321.14
5.6.80.0030.09020.46
5.6.70.0100.06720.47
5.6.60.0030.07020.38
5.6.50.0100.05020.38
5.6.40.0030.08320.31
5.6.30.0100.05320.41
5.6.20.0130.07020.35
5.6.10.0100.08020.42
5.6.00.0130.06720.27
5.5.380.0100.05320.49
5.5.370.0170.08020.41
5.5.360.0130.06720.38
5.5.350.0130.07720.41
5.5.340.0170.08320.89
5.5.330.0070.07320.78
5.5.320.0100.07720.86
5.5.310.0030.05720.78
5.5.300.0070.07020.79
5.5.290.0070.08720.79
5.5.280.0170.04320.89
5.5.270.0100.05720.71
5.5.260.0030.07720.76
5.5.250.0070.04320.61
5.5.240.0100.07720.14
5.5.230.0170.05720.29
5.5.220.0100.07320.13
5.5.210.0030.09020.17
5.5.200.0100.06719.99
5.5.190.0130.07720.26
5.5.180.0070.07020.18
5.5.160.0230.06320.14
5.5.150.0170.05020.25
5.5.140.0000.07720.14
5.5.130.0130.08020.21
5.5.120.0170.05720.16
5.5.110.0100.04320.09
5.5.100.0030.05720.06
5.5.90.0030.04719.93
5.5.80.0100.07719.94
5.5.70.0100.04720.06
5.5.60.0170.03720.14
5.5.50.0100.07320.05
5.5.40.0070.06720.04
5.5.30.0100.04020.04
5.5.20.0100.07720.06
5.5.10.0100.07020.03
5.5.00.0070.08320.06
5.4.450.0030.07319.22
5.4.440.0070.04319.33
5.4.430.0030.07019.13
5.4.420.0070.04319.44
5.4.410.0100.05319.00
5.4.400.0100.06319.07
5.4.390.0070.07319.12
5.4.380.0030.04319.03
5.4.370.0070.06018.89
5.4.360.0130.06719.05
5.4.350.0130.05319.06
5.4.340.0030.08318.81
5.4.320.0070.07719.14
5.4.310.0130.06319.12
5.4.300.0100.05018.99
5.4.290.0070.07319.04
5.4.280.0100.05018.94
5.4.270.0030.04319.03
5.4.260.0030.06019.11
5.4.250.0030.04718.96
5.4.240.0100.06318.97
5.4.230.0070.08018.96
5.4.220.0030.07719.09
5.4.210.0130.04719.05
5.4.200.0200.07019.08
5.4.190.0030.06719.11
5.4.180.0070.05018.77
5.4.170.0130.06319.13
5.4.160.0130.03718.95
5.4.150.0030.05718.98
5.4.140.0130.07716.28
5.4.130.0030.07016.30
5.4.120.0070.06316.32
5.4.110.0100.07016.36
5.4.100.0100.04716.40
5.4.90.0100.06316.26
5.4.80.0130.06316.34
5.4.70.0030.04716.34
5.4.60.0070.04716.24
5.4.50.0100.05316.23
5.4.40.0070.07016.25
5.4.30.0070.04716.41
5.4.20.0070.05316.29
5.4.10.0130.06316.19
5.4.00.0100.07015.66
5.3.290.0100.06714.62
5.3.280.0000.07014.52
5.3.270.0000.05314.59
5.3.260.0030.06714.43
5.3.250.0030.06314.46
5.3.240.0070.08014.56
5.3.230.0070.07714.59
5.3.220.0100.03014.55
5.3.210.0030.06014.57
5.3.200.0030.08014.52
5.3.190.0070.04314.57
5.3.180.0130.03714.55
5.3.170.0200.03314.51
5.3.160.0000.06314.55
5.3.150.0070.04314.56
5.3.140.0000.08314.53
5.3.130.0070.08314.40
5.3.120.0030.06714.52
5.3.110.0030.06314.48
5.3.100.0200.06714.01
5.3.90.0030.09013.95
5.3.80.0100.07013.79
5.3.70.0030.04013.97
5.3.60.0130.03313.94
5.3.50.0070.03713.91
5.3.40.0130.03713.69
5.3.30.0070.04013.86
5.3.20.0100.07713.63
5.3.10.0030.07713.51
5.3.00.0100.07313.58
5.2.170.0070.05311.38
5.2.160.0030.06311.38
5.2.150.0070.05311.38
5.2.140.0070.05311.38
5.2.130.0030.06011.38
5.2.120.0030.03311.38
5.2.110.0130.03011.38
5.2.100.0000.04311.38
5.2.90.0030.03011.38
5.2.80.0030.05311.38
5.2.70.0030.04311.38
5.2.60.0100.03311.38
5.2.50.0100.05711.38
5.2.40.0030.05711.38
5.2.30.0100.06311.38
5.2.20.0000.04011.38
5.2.10.0030.03311.38
5.2.00.0100.02311.38
5.1.60.0000.04011.38
5.1.50.0070.03011.38
5.1.40.0100.02011.38
5.1.30.0030.04311.38
5.1.20.0070.04011.38
5.1.10.0070.06011.38
5.1.00.0000.04711.38
5.0.50.0000.03311.38
5.0.40.0070.04011.38
5.0.30.0000.05311.38
5.0.20.0000.02011.38
5.0.10.0030.01711.38
5.0.00.0000.03311.38
4.4.90.0070.02311.38
4.4.80.0030.03311.38
4.4.70.0100.02011.38
4.4.60.0070.01311.38
4.4.50.0000.03011.38
4.4.40.0030.05311.38
4.4.30.0070.01011.38
4.4.20.0030.03311.38
4.4.10.0000.02711.38
4.4.00.0070.05311.38
4.3.110.0030.01711.38
4.3.100.0030.01311.38
4.3.90.0030.01311.38
4.3.80.0000.02711.38
4.3.70.0000.01711.38
4.3.60.0000.01711.38
4.3.50.0030.01311.38
4.3.40.0000.02711.38
4.3.30.0000.01711.38
4.3.20.0000.01711.38
4.3.10.0000.01711.38
4.3.00.0000.01711.38

preferences:
45.49 ms | 400 KiB | 5 Q