3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strlen(pack('v', 0x00));

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)
8.3.40.0070.01018.72
8.3.30.0110.00718.59
8.3.20.0080.00018.65
8.3.10.0050.00320.95
8.3.00.0070.00023.57
8.2.170.0070.00722.96
8.2.160.0100.00720.52
8.2.150.0090.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00421.04
8.2.110.0030.00620.58
8.2.100.0030.00717.78
8.2.90.0080.00019.08
8.2.80.0000.00817.97
8.2.70.0040.00417.38
8.2.60.0090.00017.93
8.2.50.0060.00318.07
8.2.40.0000.00818.03
8.2.30.0030.00319.33
8.2.20.0040.00417.49
8.2.10.0070.00017.46
8.2.00.0030.00617.55
8.1.270.0040.00423.99
8.1.260.0070.00726.35
8.1.250.0040.00428.09
8.1.240.0040.00422.47
8.1.230.0100.00020.91
8.1.220.0090.00018.77
8.1.210.0000.00818.96
8.1.200.0090.00017.10
8.1.190.0060.00317.40
8.1.180.0080.00018.10
8.1.170.0040.00418.51
8.1.160.0070.00018.83
8.1.150.0050.00318.50
8.1.140.0060.00317.31
8.1.130.0040.00417.75
8.1.120.0030.00517.28
8.1.110.0040.00417.33
8.1.100.0080.00017.32
8.1.90.0030.00417.32
8.1.80.0070.00017.29
8.1.70.0000.00717.30
8.1.60.0060.00317.46
8.1.50.0040.00417.32
8.1.40.0000.00817.42
8.1.30.0040.00417.52
8.1.20.0050.00517.43
8.1.10.0030.00517.50
8.1.00.0040.00417.42
8.0.300.0030.00319.98
8.0.290.0040.00417.04
8.0.280.0030.00318.37
8.0.270.0000.00817.19
8.0.260.0030.00316.62
8.0.250.0070.00016.81
8.0.240.0040.00416.77
8.0.230.0040.00416.84
8.0.220.0000.00716.76
8.0.210.0030.00316.73
8.0.200.0060.00016.73
8.0.190.0070.00016.80
8.0.180.0070.00016.68
8.0.170.0000.00816.79
8.0.160.0000.00716.64
8.0.150.0050.00316.63
8.0.140.0030.00516.60
8.0.130.0060.00013.23
8.0.120.0090.00016.75
8.0.110.0000.00816.74
8.0.100.0000.00716.56
8.0.90.0030.00316.75
8.0.80.0160.00016.70
8.0.70.0000.00716.63
8.0.60.0040.00416.82
8.0.50.0040.00416.66
8.0.30.0070.01017.04
8.0.20.0110.00917.40
8.0.10.0000.00716.91
8.0.00.0100.00916.57
7.4.330.0060.00015.02
7.4.320.0060.00016.31
7.4.300.0030.00316.36
7.4.290.0070.00016.36
7.4.280.0030.00316.42
7.4.270.0030.00316.25
7.4.260.0060.00013.15
7.4.250.0040.00416.32
7.4.240.0000.00716.43
7.4.230.0030.00316.47
7.4.220.0130.00616.44
7.4.210.0060.00916.38
7.4.200.0000.00716.25
7.4.190.0000.00716.50
7.4.160.0130.00316.23
7.4.150.0100.00717.40
7.4.140.0110.00617.86
7.4.130.0110.00516.44
7.4.120.0070.01016.40
7.4.110.0040.01516.55
7.4.100.0100.01016.14
7.4.90.0030.01516.38
7.4.80.0060.01119.39
7.4.70.0080.00816.45
7.4.60.0030.01516.46
7.4.50.0040.00416.50
7.4.40.0100.00722.77
7.4.30.0060.01016.26
7.4.00.0090.00614.99
7.3.330.0030.00313.02
7.3.320.0000.00513.11
7.3.310.0000.00816.21
7.3.300.0000.00716.07
7.3.290.0150.00316.23
7.3.280.0090.00816.17
7.3.270.0090.01017.40
7.3.260.0130.00718.24
7.3.250.0120.00916.42
7.3.240.0090.00816.32
7.3.230.0000.01616.39
7.3.210.0110.00516.25
7.3.200.0160.00619.39
7.3.190.0090.00916.43
7.3.180.0080.00816.18
7.3.170.0040.01416.27
7.3.160.0100.00716.35
7.3.120.0130.00314.73
7.2.330.0080.00816.23
7.2.320.0090.00816.32
7.2.310.0120.00916.19
7.2.300.0110.00616.30
7.2.290.0090.00616.41
7.2.00.0030.01419.41
7.1.100.0030.01017.97
7.1.70.0050.00216.68
7.1.60.0040.00716.86
7.1.50.0060.01316.79
7.1.00.0030.06322.43
7.0.200.0090.00616.45
7.0.140.0000.07721.92
7.0.100.0230.07020.05
7.0.90.0230.05020.01
7.0.80.0170.07019.90
7.0.70.0130.04019.97
7.0.60.0100.04019.93
7.0.50.0170.03320.37
7.0.40.0030.07020.10
7.0.30.0070.03720.11
7.0.20.0000.04719.95
7.0.10.0070.03720.11
7.0.00.0030.04320.14
5.6.280.0070.07021.12
5.6.250.0070.07720.66
5.6.240.0100.04720.71
5.6.230.0070.08320.59
5.6.220.0000.04720.65
5.6.210.0100.03320.56
5.6.200.0030.04720.93
5.6.190.0030.06721.07
5.6.180.0100.03321.02
5.6.170.0100.04721.02
5.6.160.0000.04720.95
5.6.150.0100.03321.16
5.6.140.0000.04321.00
5.6.130.0100.04021.09
5.6.120.0070.04321.06
5.6.110.0000.04721.01
5.6.100.0070.03321.00
5.6.90.0100.03720.91
5.6.80.0000.04320.43
5.6.70.0000.04020.45
5.6.60.0030.04020.38
5.6.50.0070.03720.30
5.6.40.0130.05720.29
5.6.30.0100.08020.40
5.6.20.0070.08020.42
5.6.10.0070.08320.31
5.6.00.0070.08020.34
5.5.380.0030.08320.39
5.5.370.0100.04020.36
5.5.360.0000.04320.38
5.5.350.0030.04020.41
5.5.340.0000.04720.85
5.5.330.0070.04720.87
5.5.320.0000.04320.63
5.5.310.0100.06720.79
5.5.300.0030.04720.91
5.5.290.0100.04020.81
5.5.280.0000.04320.87
5.5.270.0130.03320.85
5.5.260.0030.07720.87
5.5.250.0030.04020.58
5.5.240.0070.03720.27
5.5.230.0030.04020.13
5.5.220.0030.04020.25
5.5.210.0030.04020.16
5.5.200.0030.04020.12
5.5.190.0070.04320.11
5.5.180.0030.04320.14
5.5.160.0030.08020.18
5.5.150.0100.07720.20
5.5.140.0000.06320.18
5.5.130.0130.04720.22
5.5.120.0030.06320.26
5.5.110.0130.07720.13
5.5.100.0030.08320.04
5.5.90.0100.07720.08
5.5.80.0070.08020.03
5.5.70.0130.07320.08
5.5.60.0130.07020.15
5.5.50.0070.06319.91
5.5.40.0130.07020.13
5.5.30.0130.07320.02
5.5.20.0030.08320.12
5.5.10.0070.07319.99
5.5.00.0200.04019.94
5.4.450.0070.03719.32
5.4.440.0030.04019.38
5.4.430.0000.04719.55
5.4.420.0070.07019.44
5.4.410.0000.04719.24
5.4.400.0000.04319.07
5.4.390.0000.04319.03
5.4.380.0030.03719.01
5.4.370.0030.03319.07
5.4.360.0000.04318.85
5.4.350.0000.04018.81
5.4.340.0070.08019.06
5.4.320.0130.07019.24
5.4.310.0130.07018.79
5.4.300.0100.07018.94
5.4.290.0000.05019.09
5.4.280.0100.07719.25
5.4.270.0070.03719.22
5.4.260.0070.07019.04
5.4.250.0070.07718.77
5.4.240.0030.08018.97
5.4.230.0000.09019.14
5.4.220.0070.08019.05
5.4.210.0170.07018.93
5.4.200.0100.06718.81
5.4.190.0100.04719.00
5.4.180.0030.07719.04
5.4.170.0070.07018.95
5.4.160.0170.06719.02
5.4.150.0030.06719.07
5.4.140.0000.06316.32
5.4.130.0100.06716.31
5.4.120.0130.03016.06
5.4.110.0100.07016.32
5.4.100.0030.07716.43
5.4.90.0070.06316.21
5.4.80.0100.07716.33
5.4.70.0030.08016.42
5.4.60.0100.07016.38
5.4.50.0030.07316.20
5.4.40.0100.07016.43
5.4.30.0070.07316.25
5.4.20.0000.04716.29
5.4.10.0100.06716.20
5.4.00.0070.07015.80
5.3.290.0070.05714.62
5.3.280.0130.07314.55
5.3.270.0200.03314.55
5.3.260.0070.04714.59
5.3.250.0030.07314.43
5.3.240.0100.07014.57
5.3.230.0100.07314.60
5.3.220.0030.04714.42
5.3.210.0070.07714.52
5.3.200.0030.07714.38
5.3.190.0130.07014.43
5.3.180.0070.07714.54
5.3.170.0070.06014.38
5.3.160.0070.06314.42
5.3.150.0030.04714.54
5.3.140.0070.07714.46
5.3.130.0000.05014.45
5.3.120.0070.07314.54
5.3.110.0100.06714.50
5.3.100.0030.07313.86
5.3.90.0030.04713.95
5.3.80.0100.07313.97
5.3.70.0100.07314.00
5.3.60.0100.05713.91
5.3.50.0100.05713.95
5.3.40.0030.06313.90
5.3.30.0030.07713.76
5.3.20.0000.04313.63
5.3.10.0170.05713.42
5.3.00.0070.07713.49
5.2.170.0030.06012.56
5.2.160.0000.04712.56
5.2.150.0100.06312.56
5.2.140.0030.06312.56
5.2.130.0070.05312.56
5.2.120.0000.07312.56
5.2.110.0030.06012.56
5.2.100.0070.06012.56
5.2.90.0030.06312.56
5.2.80.0100.05712.56
5.2.70.0070.05712.56
5.2.60.0070.03312.56
5.2.50.0070.06312.56
5.2.40.0030.06312.56
5.2.30.0030.03312.56
5.2.20.0030.06012.56
5.2.10.0030.05712.56
5.2.00.0070.06012.56
5.1.60.0030.05712.56
5.1.50.0070.05012.56
5.1.40.0030.05312.56
5.1.30.0070.05312.56
5.1.20.0070.05312.56
5.1.10.0030.05012.56
5.1.00.0030.03312.56
5.0.50.0070.02712.56
5.0.40.0000.02712.56
5.0.30.0000.07012.56
5.0.20.0000.04712.56
5.0.10.0070.03712.56
5.0.00.0000.07012.56
4.4.90.0070.02312.56
4.4.80.0000.03712.56
4.4.70.0030.03312.56
4.4.60.0030.03312.56
4.4.50.0030.03712.56
4.4.40.0100.05012.56
4.4.30.0070.03012.56
4.4.20.0070.03712.56
4.4.10.0030.03712.56
4.4.00.0000.05712.56
4.3.110.0070.03012.56
4.3.100.0000.02012.56
4.3.90.0030.03312.56
4.3.80.0030.05312.56
4.3.70.0000.03712.56
4.3.60.0030.03312.56
4.3.50.0000.02312.56
4.3.40.0000.02712.56
4.3.30.0000.03712.56
4.3.20.0000.03712.56
4.3.10.0030.03312.56
4.3.00.0100.02012.56

preferences:
48.47 ms | 400 KiB | 5 Q