3v4l.org

run code in 300+ PHP versions simultaneously
<?php $code = uniqid(time(),true); echo $code; ?>

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)
7.4.00.0090.01014.72
7.3.120.0070.00714.61
7.3.110.0080.00714.47
7.3.100.0010.01014.64
7.3.90.0040.00714.79
7.3.80.0020.01214.92
7.3.70.0120.00514.60
7.3.60.0000.01214.88
7.3.50.0060.00914.74
7.3.40.0050.00814.81
7.3.30.0030.01314.59
7.3.20.0080.00716.71
7.3.10.0070.00616.61
7.3.00.0090.00616.57
7.2.250.0090.00914.86
7.2.240.0130.00514.71
7.2.230.0060.00914.64
7.2.220.0070.00415.09
7.2.210.0020.01214.93
7.2.200.0050.00815.13
7.2.190.0070.00814.83
7.2.180.0050.00814.99
7.2.170.0000.01215.01
7.2.00.0030.00919.05
7.1.330.0050.01115.63
7.1.320.0120.00315.71
7.1.310.0080.00515.85
7.1.300.0080.00515.68
7.1.290.0080.00515.58
7.1.280.0060.00915.57
7.1.270.0040.01215.65
7.1.260.0090.00615.81
7.1.70.0040.00417.04
7.1.60.0130.01019.40
7.1.50.0100.01416.83
7.1.00.0030.07722.35
7.0.200.0000.00716.63
7.0.140.0000.07721.92
7.0.80.0030.08021.66
7.0.70.0130.07021.74
7.0.60.0070.07721.77
7.0.50.0030.08322.16
7.0.40.0170.06720.11
7.0.30.0030.08320.14
7.0.20.0030.08720.02
7.0.10.0070.06020.02
7.0.00.0130.03320.04
5.6.280.0000.07021.07
5.6.230.0070.05320.66
5.6.220.0000.08720.63
5.6.210.0030.06320.64
5.6.200.0030.08721.04
5.6.190.0100.08021.09
5.6.180.0000.07721.10
5.6.170.0030.08721.08
5.6.160.0070.04721.03
5.6.150.0100.07721.00
5.6.140.0030.08321.04
5.6.130.0070.06321.07
5.6.120.0030.08721.01
5.6.110.0030.08720.99
5.6.100.0030.08320.93
5.6.90.0070.07021.05
5.6.80.0170.07020.32
5.6.70.0000.09020.32
5.6.60.0130.07720.41
5.6.50.0170.06720.45
5.6.40.0030.08720.28
5.6.30.0130.06720.36
5.6.20.0100.07320.38
5.6.10.0070.05720.42
5.6.00.0130.07320.46
5.5.370.0070.05020.33
5.5.360.0070.07320.40
5.5.350.0130.05020.36
5.5.340.0030.05020.77
5.5.330.0070.08020.73
5.5.320.0130.07020.85
5.5.310.0070.06720.88
5.5.300.0100.07720.87
5.5.290.0100.07020.88
5.5.280.0030.05720.76
5.5.270.0030.08020.91
5.5.260.0030.08020.71
5.5.250.0030.05020.66
5.5.240.0100.06020.25
5.5.230.0070.08320.29
5.5.220.0030.06720.25
5.5.210.0100.07720.30
5.5.200.0070.07720.23
5.5.190.0030.07320.10
5.5.180.0130.06319.95
5.5.160.0070.07720.27
5.5.150.0070.07720.14
5.5.140.0070.07720.17
5.5.130.0100.07320.21
5.5.120.0030.08020.16
5.5.110.0030.05020.19
5.5.100.0000.08320.07
5.5.90.0070.07720.15
5.5.80.0000.08319.94
5.5.70.0130.06720.08
5.5.60.0070.07720.12
5.5.50.0070.06320.07
5.5.40.0030.08020.13
5.5.30.0100.07320.09
5.5.20.0030.05319.98
5.5.10.0030.08020.00
5.5.00.0030.08320.04
5.4.450.0070.08719.31
5.4.440.0070.04319.27
5.4.430.0070.04019.36
5.4.420.0030.05319.44
5.4.410.0130.06319.22
5.4.400.0030.05319.18
5.4.390.0000.06719.07
5.4.380.0100.04319.03
5.4.370.0030.05019.12
5.4.360.0100.07319.14
5.4.350.0170.05318.96
5.4.340.0100.08019.03
5.4.320.0000.07719.09
5.4.310.0100.07019.04
5.4.300.0000.08719.06
5.4.290.0100.06719.07
5.4.280.0070.06719.14
5.4.270.0070.07719.12
5.4.260.0070.07318.78
5.4.250.0030.08718.97
5.4.240.0070.07719.07
5.4.230.0070.08319.11
5.4.220.0100.07019.12
5.4.210.0100.07018.90
5.4.200.0100.06719.12
5.4.190.0030.05718.77
5.4.180.0100.07019.07
5.4.170.0070.07718.91
5.4.160.0100.07319.21
5.4.150.0070.07319.14
5.4.140.0100.04716.28
5.4.130.0030.06016.28
5.4.120.0130.06716.26
5.4.110.0030.08716.23
5.4.100.0070.07316.32
5.4.90.0070.06716.20
5.4.80.0070.04016.43
5.4.70.0030.07016.30
5.4.60.0030.07016.30
5.4.50.0070.07316.41
5.4.40.0100.07316.36
5.4.30.0070.05716.23
5.4.20.0100.06316.35
5.4.10.0070.07716.18
5.4.00.0000.06015.72
5.3.290.0030.03714.63
5.3.280.0300.05314.45
5.3.270.0070.08014.42
5.3.260.0070.07714.54
5.3.250.0030.06714.58
5.3.240.0030.08314.59
5.3.230.0070.07714.45
5.3.220.0030.05314.51
5.3.210.0070.06314.55
5.3.200.0070.08014.52
5.3.190.0030.07014.54
5.3.180.0070.04714.41
5.3.170.0070.04714.46
5.3.160.0030.05714.54
5.3.150.0000.07314.55
5.3.140.0030.07314.48
5.3.130.0070.07314.36
5.3.120.0070.07714.49
5.3.110.0030.06014.48
5.3.100.0000.07713.95
5.3.90.0070.06713.95
5.3.80.0030.07313.87
5.3.70.0030.04314.00
5.3.60.0070.03713.86
5.3.50.0000.04313.71
5.3.40.0030.04713.91
5.3.30.0070.03713.81
5.3.20.0000.04313.55
5.3.10.0100.03013.61
5.3.00.0030.03713.62
5.2.170.0070.02711.43
5.2.160.0000.03011.43
5.2.150.0030.03311.43
5.2.140.0070.03011.43
5.2.130.0030.02711.43
5.2.120.0030.03011.43
5.2.110.0000.04011.43
5.2.100.0000.03011.43
5.2.90.0000.03011.43
5.2.80.0030.03311.43
5.2.70.0000.04011.43
5.2.60.0070.05711.43
5.2.50.0000.06311.43
5.2.40.0100.04711.43
5.2.30.0130.05311.43
5.2.20.0000.03711.43
5.2.10.0100.04011.43
5.2.00.0000.03011.43
5.1.60.0070.02011.43
5.1.50.0030.02311.43
5.1.40.0030.04711.43
5.1.30.0070.04311.43
5.1.20.0030.03311.43
5.1.10.0030.02711.43
5.1.00.0000.03711.43
5.0.50.0070.01711.43
5.0.40.0000.02011.43
5.0.30.0000.03011.43
5.0.20.0000.02011.43
5.0.10.0000.02011.43
5.0.00.0030.05311.43
4.4.90.0030.03711.43
4.4.80.0030.01311.43
4.4.70.0000.01711.43
4.4.60.0000.02011.43
4.4.50.0000.01711.43
4.4.40.0000.02711.43
4.4.30.0030.01311.43
4.4.20.0000.01311.43
4.4.10.0030.01311.43
4.4.00.0000.02711.43
4.3.110.0000.03011.43
4.3.100.0000.02011.43
4.3.90.0030.01011.43
4.3.80.0000.02711.43
4.3.70.0000.02711.43
4.3.60.0000.01311.43
4.3.50.0030.01311.43
4.3.40.0030.02311.43
4.3.30.0030.01311.43
4.3.20.0000.01711.43
4.3.10.0100.02011.43
4.3.00.0000.01311.43

preferences:
33.1 ms | 401 KiB | 5 Q