3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num = "\x80\x00"; $bigEndian = unpack("v", $num); var_dump($bigEndian);

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)
8.3.40.0130.00618.39
8.3.30.0070.00720.04
8.3.20.0050.00318.66
8.3.10.0040.00420.89
8.3.00.0040.00422.46
8.2.170.0090.00922.96
8.2.160.0120.00620.34
8.2.150.0050.00224.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0050.00321.00
8.2.110.0060.00320.95
8.2.100.0040.00817.78
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0000.00817.80
8.2.50.0000.00918.10
8.2.40.0050.00318.09
8.2.30.0000.00718.03
8.2.20.0070.00017.65
8.2.10.0050.00317.71
8.2.00.0030.00517.57
8.1.270.0070.00723.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0080.00023.84
8.1.230.0040.00717.82
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.24
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0000.00818.82
8.1.160.0000.00718.88
8.1.150.0040.00418.51
8.1.140.0000.00817.37
8.1.130.0070.00017.80
8.1.120.0030.00717.38
8.1.110.0000.00717.41
8.1.100.0030.00317.37
8.1.90.0000.00717.34
8.1.80.0040.00417.35
8.1.70.0000.00817.35
8.1.60.0070.00017.56
8.1.50.0080.00017.45
8.1.40.0000.00717.34
8.1.30.0050.00217.54
8.1.20.0040.00417.56
8.1.10.0040.00417.43
8.1.00.0040.00417.32
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0070.00018.41
8.0.270.0030.00317.19
8.0.260.0000.00616.62
8.0.250.0000.00716.87
8.0.240.0040.00416.79
8.0.230.0070.00016.85
8.0.220.0070.00016.83
8.0.210.0000.00716.74
8.0.200.0000.00616.87
8.0.190.0050.00316.92
8.0.180.0000.00716.74
8.0.170.0000.00716.90
8.0.160.0030.00316.91
8.0.150.0070.00016.62
8.0.140.0070.00016.64
8.0.130.0030.00313.23
8.0.120.0030.00516.75
8.0.110.0000.00716.81
8.0.100.0040.00416.64
8.0.90.0050.00216.84
8.0.80.0090.00616.82
8.0.70.0040.00416.86
8.0.60.0040.00416.69
8.0.50.0040.00416.70
8.0.30.0060.01216.87
8.0.20.0140.00417.40
8.0.10.0000.00716.84
8.0.00.0150.00616.60
7.4.330.0030.00316.73
7.4.320.0000.00616.52
7.4.300.0060.00016.56
7.4.290.0060.00016.39
7.4.280.0070.00016.53
7.4.270.0040.00416.55
7.4.260.0000.00613.16
7.4.250.0040.00416.38
7.4.240.0070.00016.57
7.4.230.0000.00716.32
7.4.220.0100.00916.47
7.4.210.0040.01116.44
7.4.200.0030.00316.55
7.4.190.0030.00316.29
7.4.160.0030.01316.36
7.4.150.0100.00717.40
7.4.140.0100.00917.86
7.4.130.0040.01316.20
7.4.120.0130.01016.41
7.4.110.0030.01316.34
7.4.100.0090.00916.39
7.4.90.0160.00316.36
7.4.80.0120.00919.39
7.4.70.0120.00616.36
7.4.60.0110.00516.23
7.4.50.0030.00616.52
7.4.40.0100.00622.77
7.4.30.0130.00316.42
7.4.00.0080.00414.71
7.3.330.0000.00613.07
7.3.320.0000.00512.98
7.3.310.0000.00716.18
7.3.300.0030.00316.13
7.3.290.0110.00316.17
7.3.280.0090.00716.14
7.3.270.0100.00717.40
7.3.260.0150.00318.24
7.3.250.0110.00916.11
7.3.240.0180.00316.15
7.3.230.0070.01016.44
7.3.210.0150.00316.26
7.3.200.0190.00319.39
7.3.190.0120.00516.19
7.3.180.0090.00615.98
7.3.170.0120.00316.27
7.3.160.0170.00616.22
7.3.120.0030.01014.31
7.3.10.0060.00616.52
7.3.00.0040.01116.35
7.2.330.0070.01016.39
7.2.320.0090.00916.57
7.2.310.0090.00916.55
7.2.300.0090.00616.22
7.2.290.0130.00316.33
7.2.130.0060.00916.84
7.2.120.0060.00616.83
7.2.110.0000.01316.75
7.2.100.0070.00716.91
7.2.90.0030.01016.88
7.2.80.0040.00816.76
7.2.70.0100.00316.73
7.2.60.0030.00616.96
7.2.50.0030.01316.77
7.2.40.0030.01416.86
7.2.30.0090.00016.62
7.2.20.0060.00616.78
7.2.10.0000.00916.85
7.2.00.0050.00818.12
7.1.250.0080.00415.62
7.1.100.0030.00918.07
7.1.70.0060.00317.10
7.1.60.0070.01719.17
7.1.50.0120.00916.91
7.1.00.0030.03322.44
7.0.200.0040.00416.64
7.0.140.0030.07322.00
7.0.100.0100.07719.96
7.0.90.0130.07719.88
7.0.80.0070.08319.89
7.0.70.0300.08019.93
7.0.60.0370.07019.85
7.0.50.0300.08320.33
7.0.40.0100.07720.04
7.0.30.0030.04020.00
7.0.20.0100.08020.15
7.0.10.0130.07320.12
7.0.00.0130.06020.16
5.6.280.0000.07720.90
5.6.250.0170.07020.56
5.6.240.0130.07720.59
5.6.230.0070.08020.62
5.6.220.0030.05020.73
5.6.210.0030.04020.46
5.6.200.0070.08020.99
5.6.190.0130.07721.16
5.6.180.0070.07020.95
5.6.170.0200.07020.94
5.6.160.0070.07321.01
5.6.150.0000.08320.94
5.6.140.0200.06721.16
5.6.130.0000.07020.98
5.6.120.0100.07721.01
5.6.110.0170.07321.00
5.6.100.0130.08320.91
5.6.90.0170.07321.14
5.6.80.0100.08020.41
5.6.70.0070.06320.48
5.6.60.0070.04320.41
5.6.50.0100.07720.34
5.6.40.0070.07720.41
5.6.30.0070.05320.29
5.6.20.0000.04320.39
5.6.10.0100.05720.39
5.6.00.0100.05320.22
5.5.380.0130.07020.41
5.5.370.0300.06320.39
5.5.360.0030.09020.34
5.5.350.0070.07720.44
5.5.340.0000.05020.91
5.5.330.0070.07320.91
5.5.320.0130.07720.79
5.5.310.0100.08020.88
5.5.300.0100.08020.85
5.5.290.0070.08020.77
5.5.280.0100.08020.78
5.5.270.0130.07720.74
5.5.260.0130.08020.89
5.5.250.0000.08020.53
5.5.240.0030.07020.11
5.5.230.0170.06020.02
5.5.220.0130.04320.27
5.5.210.0100.07020.21
5.5.200.0130.07720.11
5.5.190.0130.07320.20
5.5.180.0000.08020.26
5.5.160.0130.06720.11
5.5.150.0030.07720.26
5.5.140.0130.03320.27
5.5.130.0100.04320.21
5.5.120.0100.07320.23
5.5.110.0170.07719.97
5.5.100.0000.05319.98
5.5.90.0100.07320.04
5.5.80.0100.07720.07
5.5.70.0000.08020.07
5.5.60.0100.04320.07
5.5.50.0100.07020.14
5.5.40.0130.07320.04
5.5.30.0100.07020.10
5.5.20.0000.05020.14
5.5.10.0130.06720.04
5.5.00.0070.08020.09
5.4.450.0100.04719.44
5.4.440.0070.07319.31
5.4.430.0070.08019.46
5.4.420.0100.07319.39
5.4.410.0030.08718.98
5.4.400.0030.06318.96
5.4.390.0130.07019.01
5.4.380.0030.08318.78
5.4.370.0030.04018.95
5.4.360.0070.03718.96
5.4.350.0070.06019.12
5.4.340.0030.07319.11
5.4.320.0030.07019.14
5.4.310.0070.04318.81
5.4.300.0070.05719.05
5.4.290.0100.08019.11
5.4.280.0100.05718.90
5.4.270.0130.06719.07
5.4.260.0100.06718.91
5.4.250.0100.07319.07
5.4.240.0100.06319.07
5.4.230.0100.04019.07
5.4.220.0130.06718.91
5.4.210.0030.07719.09
5.4.200.0000.07019.02
5.4.190.0070.07319.03
5.4.180.0100.06318.95
5.4.170.0100.07718.84
5.4.160.0030.06318.76
5.4.150.0030.08319.05
5.4.140.0070.06316.36
5.4.130.0100.06716.05
5.4.120.0100.06716.28
5.4.110.0030.07316.21
5.4.100.0000.06716.22
5.4.90.0070.04016.30
5.4.80.0170.06316.28
5.4.70.0170.05716.29
5.4.60.0130.04016.36
5.4.50.0030.05316.19
5.4.40.0200.03716.38
5.4.30.0030.03716.27
5.4.20.0070.07316.36
5.4.10.0100.06716.33
5.4.00.0070.07315.82
5.3.290.0100.04314.48
5.3.280.0130.06314.55
5.3.270.0000.08314.60
5.3.260.0070.04314.60
5.3.250.0070.07714.53
5.3.240.0030.07314.56
5.3.230.0000.07714.54
5.3.220.0030.07314.55
5.3.210.0170.06014.42
5.3.200.0100.07014.55
5.3.190.0030.04714.57
5.3.180.0070.07014.52
5.3.170.0000.08314.55
5.3.160.0070.08014.55
5.3.150.0030.07314.41
5.3.140.0000.08714.51
5.3.130.0030.03714.49
5.3.120.0100.07014.48
5.3.110.0070.07714.53
5.3.100.0130.04313.89
5.3.90.0130.05313.83
5.3.80.0230.04713.96
5.3.70.0070.05714.01
5.3.60.0100.07013.96
5.3.50.0030.06713.80
5.3.40.0070.07013.70
5.3.30.0070.07713.90
5.3.20.0030.06713.44
5.3.10.0100.03713.64
5.3.00.0000.03713.63
5.2.170.0100.06011.18
5.2.160.0100.05711.18
5.2.150.0170.05011.18
5.2.140.0030.06011.09
5.2.130.0030.06711.05
5.2.120.0070.06310.96
5.2.110.0000.03011.08
5.2.100.0000.03011.07
5.2.90.0030.03011.12
5.2.80.0030.02711.09
5.2.70.0000.03011.11
5.2.60.0030.02711.03
5.2.50.0000.03011.00
5.2.40.0000.03310.79
5.2.30.0000.04010.93
5.2.20.0030.02711.03
5.2.10.0030.05310.86
5.2.00.0030.02710.76
5.1.60.0000.04010.02
5.1.50.0030.0239.86
5.1.40.0000.03010.02
5.1.30.0030.02710.28
5.1.20.0030.03010.36
5.1.10.0000.03710.08
5.1.00.0030.0279.94
5.0.50.0000.0238.79
5.0.40.0030.0178.79
5.0.30.0000.0308.79
5.0.20.0000.0238.79
5.0.10.0000.0238.79
5.0.00.0030.0278.79
4.4.90.0070.0108.79
4.4.80.0030.0138.79
4.4.70.0070.0108.79
4.4.60.0000.0178.79
4.4.50.0000.0178.79
4.4.40.0030.0238.79
4.4.30.0000.0208.79
4.4.20.0030.0138.79
4.4.10.0000.0178.79
4.4.00.0000.0278.79
4.3.110.0030.0138.79
4.3.100.0000.0178.79
4.3.90.0000.0178.79
4.3.80.0030.0238.79
4.3.70.0030.0178.79
4.3.60.0030.0108.79
4.3.50.0000.0178.79
4.3.40.0000.0278.79
4.3.30.0000.0138.79
4.3.20.0030.0308.79
4.3.10.0100.0208.79
4.3.00.0030.0138.79

preferences:
48.51 ms | 400 KiB | 5 Q