3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0x2B; $b = ~0x2B; var_dump($a, $b);

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)
8.3.40.0040.01118.54
8.3.30.0070.00718.38
8.3.20.0090.00018.25
8.3.10.0060.00320.92
8.3.00.0050.00319.56
8.2.170.0140.00022.96
8.2.160.0070.01020.35
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0030.01020.94
8.2.110.0060.00320.82
8.2.100.0080.00417.75
8.2.90.0050.00319.09
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0040.00417.93
8.2.50.0000.00918.10
8.2.40.0000.00818.22
8.2.30.0080.00019.41
8.2.20.0040.00417.56
8.2.10.0070.00017.66
8.2.00.0060.00317.58
8.1.270.0080.00023.99
8.1.260.0050.00326.35
8.1.250.0050.00228.09
8.1.240.0060.00321.04
8.1.230.0120.00017.47
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0030.00517.22
8.1.180.0040.00418.10
8.1.170.0060.00318.54
8.1.160.0040.00418.81
8.1.150.0000.00718.43
8.1.140.0000.00817.43
8.1.130.0000.00717.73
8.1.120.0000.00717.47
8.1.110.0040.00417.29
8.1.100.0000.00717.36
8.1.90.0000.00717.28
8.1.80.0040.00417.35
8.1.70.0030.00317.36
8.1.60.0030.00617.52
8.1.50.0000.00717.28
8.1.40.0040.00417.46
8.1.30.0040.00417.46
8.1.20.0080.00017.55
8.1.10.0000.01217.35
8.1.00.0030.00517.28
8.0.300.0000.00818.77
8.0.290.0000.00716.63
8.0.280.0030.00318.36
8.0.270.0030.00317.05
8.0.260.0050.00216.70
8.0.250.0050.00316.77
8.0.240.0100.00016.84
8.0.230.0000.00816.86
8.0.220.0070.00016.82
8.0.210.0000.00616.80
8.0.200.0030.00316.85
8.0.190.0000.00716.86
8.0.180.0070.00016.81
8.0.170.0040.00416.71
8.0.160.0030.00416.71
8.0.150.0070.00016.72
8.0.140.0040.00416.77
8.0.130.0000.00613.21
8.0.120.0050.00216.76
8.0.110.0070.00016.71
8.0.100.0070.00016.81
8.0.90.0070.00016.68
8.0.80.0070.00716.69
8.0.70.0070.00016.83
8.0.60.0070.00016.77
8.0.50.0040.00416.70
8.0.30.0020.01716.83
8.0.20.0160.00417.40
8.0.10.0000.00717.00
8.0.00.0110.01116.64
7.4.330.0000.00516.84
7.4.320.0000.00716.61
7.4.300.0030.00316.41
7.4.290.0070.00016.38
7.4.280.0000.00716.35
7.4.270.0030.00316.45
7.4.260.0030.00313.14
7.4.250.0070.00016.34
7.4.240.0070.00016.32
7.4.230.0000.00616.38
7.4.220.0150.00916.43
7.4.210.0070.00816.48
7.4.200.0000.00716.55
7.4.190.0030.00316.42
7.4.160.0070.01016.32
7.4.150.0120.00617.40
7.4.140.0080.01217.86
7.4.130.0110.00716.33
7.4.120.0130.00616.48
7.4.110.0100.01516.48
7.4.100.0160.00316.44
7.4.90.0060.01216.25
7.4.80.0060.01119.39
7.4.70.0150.00316.45
7.4.60.0060.00916.37
7.4.50.0040.00416.21
7.4.40.0060.00622.77
7.4.30.0100.00616.58
7.4.00.0070.00814.80
7.3.330.0020.00213.04
7.3.320.0050.00013.11
7.3.310.0040.00416.17
7.3.300.0030.00316.14
7.3.290.0070.00716.10
7.3.280.0140.00216.14
7.3.270.0060.01217.40
7.3.260.0080.01018.24
7.3.250.0100.00716.29
7.3.240.0100.00716.50
7.3.230.0080.00816.39
7.3.210.0070.01316.38
7.3.200.0090.00619.39
7.3.190.0110.01116.50
7.3.180.0100.00616.43
7.3.170.0080.00816.27
7.3.160.0030.01316.12
7.3.120.0090.00714.57
7.3.110.0070.01114.68
7.3.100.0100.00314.75
7.3.90.0060.00614.92
7.3.80.0000.01114.71
7.3.70.0040.00814.58
7.3.60.0030.00714.52
7.3.50.0060.00914.64
7.3.40.0030.01014.70
7.3.30.0060.00614.57
7.3.20.0080.00416.59
7.3.10.0030.01016.56
7.3.00.0040.01116.28
7.2.330.0100.00716.25
7.2.320.0090.00916.44
7.2.310.0060.01216.18
7.2.300.0090.00616.20
7.2.290.0110.00616.45
7.2.250.0120.00315.04
7.2.240.0120.00615.06
7.2.230.0000.01614.70
7.2.220.0000.01314.77
7.2.210.0030.01315.11
7.2.200.0030.00614.84
7.2.190.0070.00714.96
7.2.180.0070.01114.68
7.2.170.0030.01014.86
7.2.60.0200.00816.45
7.2.50.0070.00716.78
7.1.330.0070.00715.95
7.1.320.0080.00415.62
7.1.310.0060.00615.68
7.1.300.0000.01315.80
7.1.290.0060.00315.73
7.1.280.0060.00315.54
7.1.270.0030.00615.70
7.1.260.0060.00615.70
7.1.200.0110.00015.49
7.1.70.0060.00317.23
7.1.60.0000.01017.18
7.1.50.0030.01916.51
7.1.00.0030.03722.50
7.0.200.0040.01116.40
7.0.140.0030.07322.10
7.0.100.0130.09319.88
7.0.90.0200.05719.93
7.0.80.0030.08319.91
7.0.70.0200.06720.01
7.0.60.0100.04319.92
7.0.50.0170.07720.23
7.0.40.0170.07320.14
7.0.30.0130.07020.07
7.0.20.0070.04020.09
7.0.10.0030.08320.13
7.0.00.0030.08020.14
5.6.280.0130.06320.91
5.6.250.0100.07320.52
5.6.240.0170.07020.54
5.6.230.0100.09320.68
5.6.220.0070.05020.51
5.6.210.0070.05320.56
5.6.200.0130.07721.06
5.6.190.0070.08721.07
5.6.180.0130.07721.03
5.6.170.0130.08321.07
5.6.160.0130.08020.96
5.6.150.0200.06721.11
5.6.140.0000.08321.04
5.6.130.0070.08021.01
5.6.120.0130.08020.94
5.6.110.0100.07721.15
5.6.100.0030.05021.05
5.6.90.0130.08321.05
5.6.80.0030.05020.51
5.6.70.0070.07320.46
5.6.60.0070.04320.38
5.6.50.0100.08020.38
5.6.40.0070.07720.41
5.6.30.0030.04020.36
5.6.20.0100.08320.43
5.6.10.0100.07720.48
5.6.00.0070.06320.29
5.5.380.0070.07320.32
5.5.370.0130.03720.45
5.5.360.0100.04320.36
5.5.350.0100.08020.32
5.5.340.0100.04720.88
5.5.330.0130.07320.60
5.5.320.0130.06320.77
5.5.310.0100.07720.85
5.5.300.0030.08320.91
5.5.290.0070.06720.89
5.5.280.0100.08320.91
5.5.270.0230.05720.91
5.5.260.0030.04720.79
5.5.250.0070.08720.56
5.5.240.0170.07320.20
5.5.230.0030.07720.25
5.5.220.0030.06020.16
5.5.210.0070.04320.05
5.5.200.0170.08020.23
5.5.190.0100.04320.26
5.5.180.0200.07020.16
5.5.160.0100.07320.07
5.5.150.0070.07720.14
5.5.140.0230.04320.13
5.5.130.0270.05720.27
5.5.120.0130.06720.13
5.5.110.0130.08020.24
5.5.100.0100.04720.06
5.5.90.0070.07720.10
5.5.80.0100.07020.14
5.5.70.0200.07020.09
5.5.60.0130.07020.10
5.5.50.0000.05320.14
5.5.40.0100.06020.13
5.5.30.0070.07720.04
5.5.20.0230.06319.91
5.5.10.0070.05320.02
5.5.00.0070.07320.07
5.4.450.0000.09719.29
5.4.440.0100.07319.45
5.4.430.0000.05719.38
5.4.420.0070.07319.55
5.4.410.0030.08019.18
5.4.400.0100.04019.03
5.4.390.0100.07718.94
5.4.380.0030.04018.90
5.4.370.0070.07718.98
5.4.360.0170.06719.11
5.4.350.0100.05319.14
5.4.340.0130.05718.98
5.4.320.0100.07319.06
5.4.310.0130.07319.07
5.4.300.0070.06319.12
5.4.290.0030.07018.78
5.4.280.0070.04718.89
5.4.270.0170.06719.14
5.4.260.0070.06719.11
5.4.250.0130.07018.78
5.4.240.0130.07718.77
5.4.230.0000.07319.14
5.4.220.0070.04719.14
5.4.210.0030.07318.91
5.4.200.0100.07319.11
5.4.190.0100.06318.79
5.4.180.0100.06719.11
5.4.170.0030.08018.93
5.4.160.0230.06019.06
5.4.150.0170.06018.76
5.4.140.0130.06316.38
5.4.130.0030.08016.06
5.4.120.0130.06716.38
5.4.110.0030.07716.26
5.4.100.0070.07016.41
5.4.90.0030.07716.22
5.4.80.0100.06716.31
5.4.70.0100.05716.20
5.4.60.0070.07316.32
5.4.50.0070.05016.35
5.4.40.0070.07316.44
5.4.30.0130.06316.27
5.4.20.0130.06316.18
5.4.10.0030.06316.27
5.4.00.0000.03715.79
5.3.290.0070.06714.57
5.3.280.0230.06314.45
5.3.270.0100.06014.59
5.3.260.0070.08014.42
5.3.250.0070.04014.59
5.3.240.0030.07014.59
5.3.230.0000.07714.42
5.3.220.0070.07314.51
5.3.210.0100.04314.43
5.3.200.0100.06714.42
5.3.190.0070.07714.56
5.3.180.0100.06014.41
5.3.170.0130.05314.54
5.3.160.0070.03314.41
5.3.150.0000.07714.53
5.3.140.0000.04014.50
5.3.130.0000.08014.50
5.3.120.0070.07014.45
5.3.110.0200.02314.40
5.3.100.0100.03714.01
5.3.90.0000.04013.95
5.3.80.0200.02014.01
5.3.70.0070.03713.97
5.3.60.0000.04013.85
5.3.50.0030.03713.93
5.3.40.0000.04313.70
5.3.30.0030.03313.91
5.3.20.0000.04013.68
5.3.10.0070.03013.56
5.3.00.0000.04013.62
5.2.170.0000.03312.70
5.2.160.0000.03312.70
5.2.150.0030.02712.70
5.2.140.0030.02712.70
5.2.130.0030.02712.70
5.2.120.0030.02712.70
5.2.110.0070.02712.70
5.2.100.0030.03012.70
5.2.90.0070.02312.70
5.2.80.0100.01712.70
5.2.70.0030.03712.70
5.2.60.0000.03012.70
5.2.50.0070.02712.70
5.2.40.0030.02712.70
5.2.30.0000.03012.70
5.2.20.0030.02712.70
5.2.10.0070.02712.70
5.2.00.0030.02312.70
5.1.60.0030.01712.70
5.1.50.0070.02012.70
5.1.40.0030.02312.70
5.1.30.0000.03012.70
5.1.20.0100.02012.70
5.1.10.0030.03012.70
5.1.00.0000.02312.70
5.0.50.0030.01712.70
5.0.40.0000.02012.70
5.0.30.0000.02712.70
5.0.20.0000.02312.70
5.0.10.0000.02012.70
5.0.00.0000.03012.70
4.4.90.0000.01712.70
4.4.80.0030.01312.70
4.4.70.0000.01712.70
4.4.60.0030.01012.70
4.4.50.0000.02012.70
4.4.40.0070.01712.70
4.4.30.0030.01712.70
4.4.20.0000.01712.70
4.4.10.0030.01312.70
4.4.00.0000.02712.70
4.3.110.0000.01312.70
4.3.100.0070.01012.70
4.3.90.0000.01312.70
4.3.80.0000.02012.70
4.3.70.0000.01712.70
4.3.60.0000.01312.70
4.3.50.0000.01312.70
4.3.40.0030.02012.70
4.3.30.0030.01312.70
4.3.20.0030.01312.70
4.3.10.0000.01312.70
4.3.00.0000.01312.70

preferences:
40.27 ms | 400 KiB | 5 Q