3v4l.org

run code in 300+ PHP versions simultaneously
<?php $length = 10; $bytes = openssl_random_pseudo_bytes($length * 2); $longs = unpack("S*", $bytes); var_dump($bytes); var_dump($longs);

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)
8.3.40.0040.01118.63
8.3.30.0100.00319.21
8.3.20.0040.00420.34
8.3.10.0000.00820.63
8.3.00.0000.00819.38
8.2.170.0170.00322.96
8.2.160.0000.01420.43
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00422.22
8.2.110.0140.00322.14
8.2.100.0090.00319.64
8.2.90.0080.00017.91
8.2.80.0000.00818.04
8.2.70.0030.00617.55
8.2.60.0050.00317.97
8.2.50.0030.00518.10
8.2.40.0080.00018.03
8.2.30.0040.00417.91
8.2.20.0040.00417.74
8.2.10.0070.00018.10
8.2.00.0000.00817.77
8.1.270.0030.00523.86
8.1.260.0000.00726.35
8.1.250.0050.00228.09
8.1.240.0100.01322.46
8.1.230.0040.00822.55
8.1.220.0040.00417.74
8.1.210.0000.00818.84
8.1.200.0000.00917.35
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0000.00818.54
8.1.160.0040.00421.95
8.1.150.0080.00018.87
8.1.140.0040.00417.34
8.1.130.0000.00617.73
8.1.120.0030.00317.41
8.1.110.0040.00417.40
8.1.100.0020.00517.27
8.1.90.0000.00817.38
8.1.80.0040.00417.29
8.1.70.0040.00417.34
8.1.60.0000.00917.53
8.1.50.0050.00317.50
8.1.40.0030.00517.43
8.1.30.0040.00417.46
8.1.20.0000.00717.64
8.1.10.0020.00517.44
8.1.00.0030.00717.43
8.0.300.0040.00419.78
8.0.290.0030.00516.75
8.0.280.0050.00218.29
8.0.270.0000.00817.06
8.0.260.0000.00617.10
8.0.250.0070.00016.96
8.0.240.0000.00816.95
8.0.230.0000.00716.82
8.0.220.0030.00816.85
8.0.210.0030.00316.89
8.0.200.0000.00616.99
8.0.190.0050.00516.95
8.0.180.0090.00316.81
8.0.170.0060.00316.90
8.0.160.0000.00716.77
8.0.150.0050.00316.89
8.0.140.0000.00816.90
8.0.130.0030.00313.41
8.0.120.0040.00416.90
8.0.110.0040.00416.75
8.0.100.0040.00416.95
8.0.90.0000.00716.95
8.0.80.0100.01016.84
8.0.70.0050.00316.95
8.0.60.0050.00316.88
8.0.50.0000.00716.71
8.0.30.0060.01316.92
8.0.20.0080.01117.40
8.0.10.0080.00017.13
8.0.00.0140.00416.87
7.4.330.0000.00615.00
7.4.320.0060.00016.53
7.4.300.0000.00716.65
7.4.290.0000.00816.62
7.4.280.0050.00216.51
7.4.270.0000.00716.55
7.4.260.0030.00516.44
7.4.250.0050.00316.45
7.4.240.0020.00516.55
7.4.230.0000.00716.62
7.4.220.0150.00416.36
7.4.210.0100.00416.45
7.4.200.0030.00316.43
7.4.160.0100.00616.58
7.4.150.0040.01917.40
7.4.140.0120.00617.86
7.4.130.0110.00816.44
7.4.120.0080.01516.50
7.4.110.0290.02616.61
7.4.100.0040.01916.50
7.4.90.0130.01016.55
7.4.80.0180.00619.39
7.4.70.0100.01316.43
7.4.60.0110.00516.46
7.4.50.0000.00916.34
7.4.40.0100.00616.60
7.4.30.0090.00916.53
7.3.330.0060.00013.13
7.3.320.0050.00013.27
7.3.310.0030.00316.39
7.3.300.0060.00016.18
7.3.290.0070.00716.26
7.3.280.0080.00816.25
7.3.270.0100.01017.40
7.3.260.0070.01116.51
7.3.250.0100.00716.42
7.3.240.0030.01316.26
7.3.230.0050.01016.39
7.3.210.0000.01716.23
7.3.200.0110.00619.39
7.3.190.0090.00916.45
7.3.180.0040.01216.40
7.3.170.0060.01216.27
7.3.160.0130.00316.35
7.2.330.0080.00816.32
7.2.320.0100.00716.49
7.2.310.0100.00716.59
7.2.300.0100.00716.53
7.2.290.0120.00816.38
7.2.00.0000.01119.59
7.1.70.0040.00717.22
7.1.60.0090.01619.32
7.1.50.0040.01817.03
7.1.00.0030.07322.37
7.0.200.0070.00416.54
7.0.140.0000.07721.95
7.0.100.0030.08020.01
7.0.90.0130.07020.11
7.0.80.0100.08320.10
7.0.70.0070.07719.88
7.0.60.0200.06319.98
7.0.50.0200.07720.26
7.0.40.0130.07720.18
7.0.30.0170.07320.07
7.0.20.0070.08320.06
7.0.10.0100.07720.09
7.0.00.0200.07720.21
5.6.280.0130.06320.88
5.6.250.0070.04720.63
5.6.240.0030.08320.68
5.6.230.0200.06320.70
5.6.220.0030.08320.59
5.6.210.0100.07720.75
5.6.200.0100.08721.05
5.6.190.0030.08721.04
5.6.180.0100.05721.04
5.6.170.0100.07321.11
5.6.160.0030.08021.16
5.6.150.0100.08321.20
5.6.140.0070.08321.04
5.6.130.0100.07720.98
5.6.120.0070.06721.05
5.6.110.0000.04721.06
5.6.100.0130.07721.07
5.6.90.0130.07021.02
5.6.80.0100.06720.30
5.6.70.0300.06020.57
5.6.60.0170.03720.31
5.6.50.0070.06720.41
5.6.40.0070.03720.30
5.6.30.0030.04020.47
5.6.20.0100.05720.38
5.6.10.0030.04020.40
5.6.00.0070.05720.37
5.5.380.0100.08020.39
5.5.370.0100.05020.44
5.5.360.0000.06020.39
5.5.350.0000.08020.35
5.5.340.0100.07320.63
5.5.330.0100.07720.95
5.5.320.0030.08020.95
5.5.310.0070.08320.92
5.5.300.0070.08020.86
5.5.290.0100.08320.90
5.5.280.0030.05720.86
5.5.270.0130.06020.89
5.5.260.0130.07720.91
5.5.250.0130.07320.60
5.5.240.0070.07720.29
5.5.230.0030.06020.28
5.5.220.0030.03720.28
5.5.210.0000.07320.17
5.5.200.0070.03720.21
5.5.190.0030.04020.21
5.5.180.0000.04320.25
5.5.160.0030.04320.24
5.5.150.0070.03720.24
5.5.140.0070.06020.20
5.5.130.0030.04020.27
5.5.120.0200.05020.11
5.5.110.0000.04020.22
5.5.100.0030.04020.20
5.5.90.0030.04020.17
5.5.80.0030.03720.04
5.5.70.0070.03720.09
5.5.60.0030.04020.04
5.5.50.0070.03720.02
5.5.40.0130.03320.12
5.5.30.0000.04020.11
5.5.20.0070.03719.98
5.5.10.0070.03720.10
5.5.00.0030.03720.04
5.4.450.0070.08019.37
5.4.440.0070.08719.18
5.4.430.0100.07019.53
5.4.420.0100.07019.45
5.4.410.0030.08019.32
5.4.400.0100.07319.14
5.4.390.0070.07319.05
5.4.380.0070.03718.95
5.4.370.0000.04019.21
5.4.360.0000.06719.04
5.4.350.0000.04019.12
5.4.340.0030.03719.03
5.4.320.0030.04318.92
5.4.310.0070.06019.09
5.4.300.0130.03319.23
5.4.290.0130.04319.13
5.4.280.0030.05719.04
5.4.270.0030.03719.04
5.4.260.0030.04318.89
5.4.250.0000.04019.17
5.4.240.0100.03019.02
5.4.230.0030.03719.08
5.4.220.0070.04019.09
5.4.210.0100.03318.89
5.4.200.0030.04019.04
5.4.190.0030.03719.07
5.4.180.0030.04318.86
5.4.170.0070.03319.08
5.4.160.0070.03319.03
5.4.150.0070.03318.85
5.4.140.0100.03316.23
5.4.130.0000.03716.31
5.4.120.0170.02316.28
5.4.110.0030.03716.41
5.4.100.0030.06316.21
5.4.90.0100.06316.42
5.4.80.0030.06716.20
5.4.70.0130.05016.35
5.4.60.0030.06716.32
5.4.50.0100.03316.34
5.4.40.0030.05016.24
5.4.30.0070.06316.18
5.4.20.0000.08016.41
5.4.10.0030.05316.29
5.4.00.0030.07315.72
5.3.290.0000.05314.50
5.3.280.0070.04014.47
5.3.270.0000.04314.42
5.3.260.0070.03714.51
5.3.250.0000.04014.46
5.3.240.0030.04014.62
5.3.230.0030.03714.45
5.3.220.0070.03014.55
5.3.210.0000.05014.53
5.3.200.0030.06014.50
5.3.190.0070.04714.38
5.3.180.0030.03314.51
5.3.170.0000.04014.52
5.3.160.0070.07014.41
5.3.150.0000.03714.50
5.3.140.0070.07014.52
5.3.130.0030.08014.55
5.3.120.0070.06314.55
5.3.110.0100.07014.54
5.3.100.0070.06314.00
5.3.90.0030.06314.02
5.3.80.0030.06313.79
5.3.70.0070.03714.00
5.3.60.0070.06014.00
5.3.50.0100.06713.92
5.3.40.0130.06313.89
5.3.30.0030.04013.88
5.3.20.0070.07013.55
5.3.10.0070.07013.41
5.3.00.0070.06013.62
5.2.170.0030.06311.02
5.2.160.0030.05711.02
5.2.150.0030.06311.13
5.2.140.0000.03711.16
5.2.130.0030.07711.02
5.2.120.0030.06011.09
5.2.110.0100.05311.09
5.2.100.0000.03011.10
5.2.90.0000.05711.05
5.2.80.0070.05711.09
5.2.70.0030.06011.09
5.2.60.0070.05711.04
5.2.50.0070.02311.02
5.2.40.0130.06311.05
5.2.30.0000.05011.04
5.2.20.0000.03011.02
5.2.10.0030.05311.02
5.2.00.0130.05711.02
5.1.60.0030.05011.02
5.1.50.0000.02711.02
5.1.40.0030.02311.02
5.1.30.0070.05011.02
5.1.20.0070.05311.02
5.1.10.0070.04311.02
5.1.00.0030.04011.02
5.0.50.0130.00711.02
5.0.40.0030.04311.02
5.0.30.0000.06011.02
5.0.20.0000.04011.02
5.0.10.0030.01711.02
5.0.00.0100.04311.02
4.4.90.0000.02011.02
4.4.80.0070.01311.02
4.4.70.0070.03311.02
4.4.60.0000.03311.02
4.4.50.0030.03311.02
4.4.40.0030.05011.02
4.4.30.0070.02011.02
4.4.20.0000.01711.02
4.4.10.0000.03311.02
4.4.00.0000.02711.02
4.3.110.0030.03311.02
4.3.100.0000.01711.02
4.3.90.0000.02011.02
4.3.80.0000.06011.02
4.3.70.0030.03711.02
4.3.60.0030.03011.02
4.3.50.0030.03311.02
4.3.40.0030.03311.02
4.3.30.0000.04311.02
4.3.20.0000.03311.02
4.3.10.0030.02711.02
4.3.00.0000.03711.02

preferences:
38.35 ms | 400 KiB | 5 Q