3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(unpack('l', "\0\0\0".chr(1)));

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)
8.3.40.0040.01118.51
8.3.30.0110.00318.96
8.3.20.0040.00420.16
8.3.10.0040.00423.55
8.3.00.0100.00017.50
8.2.170.0110.00422.96
8.2.160.0100.00320.57
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0080.00022.25
8.2.110.0060.00321.08
8.2.100.0070.00417.66
8.2.90.0040.00418.92
8.2.80.0060.00317.97
8.2.70.0000.00917.63
8.2.60.0000.00817.80
8.2.50.0050.00318.07
8.2.40.0000.00819.82
8.2.30.0070.00017.85
8.2.20.0000.00717.56
8.2.10.0040.00418.00
8.2.00.0080.00317.42
8.1.270.0060.00323.86
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0050.00521.12
8.1.230.0030.00717.46
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0000.00917.00
8.1.190.0050.00316.97
8.1.180.0090.00318.10
8.1.170.0060.00618.33
8.1.160.0030.00621.86
8.1.150.0040.00418.43
8.1.140.0000.00717.36
8.1.130.0040.00417.76
8.1.120.0000.00717.23
8.1.110.0040.00417.36
8.1.100.0000.00717.27
8.1.90.0070.00017.26
8.1.80.0000.00717.39
8.1.70.0020.00517.12
8.1.60.0000.00817.47
8.1.50.0000.00817.32
8.1.40.0040.00417.29
8.1.30.0040.00417.46
8.1.20.0060.00317.39
8.1.10.0040.00417.31
8.1.00.0000.00717.30
8.0.300.0030.00618.77
8.0.290.0000.00716.58
8.0.280.0000.00718.35
8.0.270.0030.00317.16
8.0.260.0060.00017.21
8.0.250.0030.00516.80
8.0.240.0070.00016.68
8.0.230.0040.00416.79
8.0.220.0040.00416.67
8.0.210.0030.00316.80
8.0.200.0030.00516.71
8.0.190.0000.00716.89
8.0.180.0030.00616.68
8.0.170.0070.00016.74
8.0.160.0040.00416.81
8.0.150.0000.00716.73
8.0.140.0000.00716.61
8.0.130.0070.00013.14
8.0.120.0040.00416.64
8.0.110.0040.00416.66
8.0.100.0000.00716.72
8.0.90.0080.00016.78
8.0.80.0130.00616.75
8.0.70.0030.00516.80
8.0.60.0040.00416.57
8.0.50.0050.00316.65
8.0.30.0080.01017.04
8.0.20.0080.01117.40
8.0.10.0070.00016.79
8.0.00.0110.00616.52
7.4.330.0060.00015.00
7.4.320.0000.00616.44
7.4.300.0030.00316.32
7.4.290.0040.00416.36
7.4.280.0050.00316.28
7.4.270.0040.00416.48
7.4.260.0000.00716.30
7.4.250.0050.00216.35
7.4.240.0000.00716.35
7.4.230.0030.00316.54
7.4.220.0080.00816.47
7.4.210.0070.00816.46
7.4.200.0000.00816.47
7.4.190.0000.00716.42
7.4.160.0090.00616.34
7.4.150.0060.01617.40
7.4.140.0020.01417.86
7.4.130.0110.00916.36
7.4.120.0110.00616.30
7.4.110.0040.01316.41
7.4.100.0140.00816.34
7.4.90.0030.01416.23
7.4.80.0100.01319.39
7.4.70.0120.00616.33
7.4.60.0070.01016.39
7.4.50.0050.00316.50
7.4.40.0070.01122.77
7.4.30.0050.01116.46
7.4.00.0100.00714.70
7.3.330.0000.00512.98
7.3.320.0060.00012.88
7.3.310.0000.00716.21
7.3.300.0060.00016.10
7.3.290.0140.00316.19
7.3.280.0080.01316.15
7.3.270.0150.00317.40
7.3.260.0060.01316.30
7.3.250.0110.01016.37
7.3.240.0110.01216.16
7.3.230.0100.00716.39
7.3.210.0140.00416.32
7.3.200.0070.01619.39
7.3.190.0090.00916.28
7.3.180.0130.00316.37
7.3.170.0130.00816.27
7.3.160.0100.00616.20
7.3.120.0080.01114.90
7.3.110.0100.00814.66
7.3.100.0070.00814.68
7.3.90.0070.01014.48
7.3.80.0050.01014.60
7.3.70.0070.00714.63
7.3.60.0060.00714.73
7.3.50.0060.00814.51
7.3.40.0030.01414.47
7.3.30.0050.00914.56
7.3.20.0070.00816.42
7.3.10.0020.01116.48
7.3.00.0070.00816.44
7.2.330.0060.01316.64
7.2.320.0100.01316.37
7.2.310.0000.01716.45
7.2.300.0110.00416.44
7.2.290.0070.01016.39
7.2.250.0040.01114.69
7.2.240.0070.01214.91
7.2.230.0020.01414.93
7.2.220.0050.01114.60
7.2.210.0080.00614.78
7.2.200.0050.00914.74
7.2.190.0110.00314.74
7.2.180.0050.01014.56
7.2.170.0070.00514.83
7.2.160.0050.00514.89
7.2.150.0090.00616.49
7.2.140.0090.00616.53
7.2.130.0120.00316.42
7.2.120.0120.00316.63
7.2.110.0090.00616.48
7.2.100.0070.01116.70
7.2.90.0070.00416.91
7.2.80.0090.00316.80
7.2.70.0090.00616.68
7.2.60.0050.01016.44
7.2.50.0060.00616.63
7.2.40.0040.00816.86
7.2.30.0040.01116.79
7.2.20.0030.01416.93
7.2.10.0070.00716.61
7.2.00.0040.00917.92
7.1.330.0060.00715.78
7.1.320.0040.01015.74
7.1.310.0050.00815.63
7.1.300.0090.00415.57
7.1.290.0030.01015.45
7.1.280.0070.00715.35
7.1.270.0090.00515.75
7.1.260.0090.00415.71
7.1.250.0100.00315.77
7.1.200.0000.01115.43
7.1.100.0060.00617.90
7.1.70.0050.00317.13
7.1.60.0070.00719.46
7.1.50.0030.01316.94
7.1.00.0070.07322.46
7.0.200.0000.00816.69
7.0.140.0070.07022.13
7.0.70.0030.08321.71
7.0.60.0030.06721.81
7.0.50.0130.05322.14
7.0.40.0170.06720.04
7.0.30.0130.07720.02
7.0.20.0030.06320.10
7.0.10.0030.07020.14
7.0.00.0070.05720.12
5.6.280.0070.09021.07
5.6.220.0000.04720.50
5.6.210.0000.06720.61
5.6.200.0030.05020.95
5.6.190.0100.07021.13
5.6.180.0070.07321.04
5.6.170.0030.08721.04
5.6.160.0030.08721.07
5.6.150.0070.06721.13
5.6.140.0070.08020.91
5.6.130.0000.09021.05
5.6.120.0030.05020.99
5.6.110.0000.04721.04
5.6.100.0030.06321.00
5.6.90.0100.08021.02
5.6.80.0070.05020.42
5.6.70.0070.07320.41
5.6.60.0070.06720.43
5.6.50.0070.06020.39
5.6.40.0100.04720.36
5.6.30.0030.06020.47
5.6.20.0070.07720.39
5.6.10.0070.03320.39
5.6.00.0000.04720.37
5.5.360.0100.07020.48
5.5.350.0030.08320.41
5.5.340.0070.08320.91
5.5.330.0030.08320.85
5.5.320.0030.05020.91
5.5.310.0030.08020.92
5.5.300.0070.08320.86
5.5.290.0070.08320.75
5.5.280.0000.08320.79
5.5.270.0000.07020.76
5.5.260.0070.08720.75
5.5.250.0070.07720.71
5.5.240.0070.07020.21
5.5.230.0000.04320.21
5.5.220.0030.07320.23
5.5.210.0000.04020.17
5.5.200.0030.04320.11
5.5.190.0000.06720.17
5.5.180.0000.05020.20
5.5.160.0030.04020.23
5.5.150.0100.07720.26
5.5.140.0030.07320.11
5.5.130.0030.06719.98
5.5.120.0030.05720.22
5.5.110.0070.05020.23
5.5.100.0070.06320.11
5.5.90.0030.06720.05
5.5.80.0000.07720.14
5.5.70.0170.06720.03
5.5.60.0030.08020.05
5.5.50.0030.07720.13
5.5.40.0030.06720.11
5.5.30.0070.06720.04
5.5.20.0000.08020.04
5.5.10.0100.07720.03
5.5.00.0000.04320.02
5.4.450.0030.08019.31
5.4.440.0030.07319.40
5.4.430.0030.06719.55
5.4.420.0030.07319.10
5.4.410.0030.04719.27
5.4.400.0000.06019.15
5.4.390.0000.04719.05
5.4.380.0030.03718.79
5.4.370.0070.04719.04
5.4.360.0000.05018.90
5.4.350.0070.07318.79
5.4.340.0070.04719.13
5.4.320.0000.07719.12
5.4.310.0100.06719.05
5.4.300.0030.07018.95
5.4.290.0100.06719.11
5.4.280.0100.07318.78
5.4.270.0030.07019.22
5.4.260.0030.07718.97
5.4.250.0000.07719.12
5.4.240.0030.05018.97
5.4.230.0030.06719.07
5.4.220.0030.06719.22
5.4.210.0070.07018.99
5.4.200.0000.07718.75
5.4.190.0030.05318.90
5.4.180.0070.07719.01
5.4.170.0070.04019.02
5.4.160.0030.04719.00
5.4.150.0000.04018.99
5.4.140.0030.03716.23
5.4.130.0030.07716.22
5.4.120.0000.05316.22
5.4.110.0030.05316.34
5.4.100.0200.04716.20
5.4.90.0030.05016.27
5.4.80.0030.04716.37
5.4.70.0100.06716.25
5.4.60.0030.06716.35
5.4.50.0030.05716.35
5.4.40.0100.04716.43
5.4.30.0000.06716.23
5.4.20.0030.04016.31
5.4.10.0000.04016.39
5.4.00.0070.06015.68
5.3.290.0030.07714.57
5.3.280.0030.06314.49
5.3.270.0030.06014.58
5.3.260.0000.04014.42
5.3.250.0070.03014.56
5.3.240.0000.06714.51
5.3.230.0070.06314.43
5.3.220.0000.08014.57
5.3.210.0070.07714.55
5.3.200.0000.05014.51
5.3.190.0000.05314.54
5.3.180.0030.05314.54
5.3.170.0070.07314.49
5.3.160.0030.07014.38
5.3.150.0030.03714.52
5.3.140.0030.07014.48
5.3.130.0000.04014.53
5.3.120.0000.04014.49
5.3.110.0100.06714.50
5.3.100.0030.07314.02
5.3.90.0070.07714.03
5.3.80.0000.06014.00
5.3.70.0070.04713.96
5.3.60.0100.06013.98
5.3.50.0030.06713.95
5.3.40.0030.05313.90
5.3.30.0030.07313.66
5.3.20.0070.04013.64
5.3.10.0030.05713.51
5.3.00.0000.04313.59
5.2.170.0070.05012.46
5.2.160.0030.03312.46
5.2.150.0070.06312.46
5.2.140.0030.06012.46
5.2.130.0000.06712.46
5.2.120.0030.05712.46
5.2.110.0000.03712.46
5.2.100.0000.03012.46
5.2.90.0030.05712.46
5.2.80.0000.06312.46
5.2.70.0000.06012.46
5.2.60.0070.06312.46
5.2.50.0000.05012.46
5.2.40.0170.04012.46
5.2.30.0000.06012.46
5.2.20.0030.03712.46
5.2.10.0000.06012.46
5.2.00.0000.04012.46
5.1.60.0030.02312.46
5.1.50.0000.04312.46
5.1.40.0130.04712.46
5.1.30.0000.05712.46
5.1.20.0000.05312.46
5.1.10.0070.04012.46
5.1.00.0030.03712.46
5.0.50.0000.04712.46
5.0.40.0000.04012.46
5.0.30.0070.06012.46
5.0.20.0030.04012.46
5.0.10.0030.03012.46
5.0.00.0000.06012.46
4.4.90.0000.02312.46
4.4.80.0000.03712.46
4.4.70.0000.02012.46
4.4.60.0000.03712.46
4.4.50.0030.02012.46
4.4.40.0000.04712.46
4.4.30.0030.02712.46
4.4.20.0070.02012.46
4.4.10.0000.02712.46
4.4.00.0000.04712.46
4.3.110.0000.03712.46
4.3.100.0000.03012.46
4.3.90.0030.03312.46
4.3.80.0000.05312.46
4.3.70.0000.03312.46
4.3.60.0000.03312.46
4.3.50.0000.02712.46
4.3.40.0000.03312.46
4.3.30.0000.03312.46
4.3.20.0000.03712.46
4.3.10.0030.03312.46
4.3.00.0000.03012.46

preferences:
44.65 ms | 400 KiB | 5 Q