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)
8.3.60.0070.00718.30
8.3.50.0120.00922.00
8.3.40.0030.01019.00
8.3.30.0140.00318.95
8.3.20.0000.00820.29
8.3.10.0080.00020.63
8.3.00.0080.00019.38
8.2.180.0110.00416.75
8.2.170.0150.00622.96
8.2.160.0070.00720.22
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00422.23
8.2.110.0090.00022.25
8.2.100.0110.00019.19
8.2.90.0060.00617.50
8.2.80.0040.00419.01
8.2.70.0030.00517.80
8.2.60.0090.00017.80
8.2.50.0020.00518.10
8.2.40.0000.00820.47
8.2.30.0030.00518.11
8.2.20.0000.00817.55
8.2.10.0040.00418.03
8.2.00.0000.00917.80
8.1.280.0110.00325.92
8.1.270.0090.00023.84
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.61
8.1.230.0040.00719.07
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0000.00917.22
8.1.190.0030.00617.22
8.1.180.0050.00318.10
8.1.170.0050.00318.52
8.1.160.0000.00721.82
8.1.150.0040.00418.73
8.1.140.0000.00717.40
8.1.130.0000.00717.82
8.1.120.0040.00417.37
8.1.110.0090.00017.37
8.1.100.0000.00717.42
8.1.90.0000.00717.39
8.1.80.0050.00217.28
8.1.70.0040.00417.27
8.1.60.0030.00617.47
8.1.50.0000.00817.44
8.1.40.0040.00417.46
8.1.30.0040.00417.61
8.1.20.0040.00417.66
8.1.10.0000.00717.57
8.1.00.0030.00817.52
8.0.300.0050.00321.48
8.0.290.0050.00216.63
8.0.280.0040.00418.23
8.0.270.0070.00017.07
8.0.260.0030.00317.19
8.0.250.0000.00716.95
8.0.240.0080.00016.94
8.0.230.0000.00716.92
8.0.220.0070.00016.86
8.0.210.0000.00616.86
8.0.200.0000.00616.84
8.0.190.0040.00416.79
8.0.180.0030.00716.91
8.0.170.0050.00316.90
8.0.160.0030.00316.89
8.0.150.0030.00316.79
8.0.140.0080.00016.81
8.0.130.0000.00513.36
8.0.120.0030.00616.89
8.0.110.0040.00416.86
8.0.100.0040.00416.70
8.0.90.0000.00816.83
8.0.80.0030.01216.81
8.0.70.0050.00316.74
8.0.60.0000.00816.83
8.0.50.0040.00416.87
8.0.30.0100.00917.07
8.0.20.0090.01117.40
8.0.10.0070.00017.00
8.0.00.0130.00416.66
7.4.330.0000.00515.01
7.4.320.0030.00316.46
7.4.300.0030.00316.41
7.4.290.0040.00416.50
7.4.280.0050.00316.47
7.4.270.0000.00816.59
7.4.260.0040.00416.60
7.4.250.0070.00016.54
7.4.240.0030.00316.46
7.4.230.0040.00416.53
7.4.220.0150.00316.64
7.4.210.0080.00616.53
7.4.200.0070.00016.71
7.4.160.0080.00816.58
7.4.150.0070.01017.40
7.4.140.0060.01117.86
7.4.130.0060.01016.44
7.4.120.0130.00816.64
7.4.110.0070.01016.46
7.4.100.0120.00616.48
7.4.90.0110.00616.59
7.4.80.0130.00919.39
7.4.70.0090.01416.48
7.4.60.0150.00916.46
7.4.50.0050.00316.31
7.4.40.0070.01016.63
7.4.30.0040.01316.40
7.4.00.0070.01114.76
7.3.330.0050.00013.21
7.3.320.0000.00513.20
7.3.310.0030.00316.21
7.3.300.0000.00716.25
7.3.290.0100.00716.29
7.3.280.0120.00516.31
7.3.270.0090.00917.40
7.3.260.0130.00516.45
7.3.250.0120.00516.51
7.3.240.0120.00916.30
7.3.230.0030.01416.50
7.3.210.0110.00516.43
7.3.200.0150.00419.39
7.3.190.0090.01316.41
7.3.180.0120.00316.46
7.3.170.0120.00616.51
7.3.160.0180.00016.21
7.3.120.0030.01714.77
7.3.110.0090.00914.95
7.3.100.0100.00714.67
7.3.90.0090.00615.02
7.3.80.0070.00314.72
7.3.70.0030.00714.82
7.3.60.0060.01014.83
7.3.50.0130.00314.67
7.3.40.0090.00914.83
7.3.30.0090.00614.88
7.3.20.0070.00716.77
7.3.10.0110.00316.61
7.3.00.0060.00616.34
7.2.330.0040.01316.49
7.2.320.0100.00716.48
7.2.310.0000.01616.46
7.2.300.0080.01116.24
7.2.290.0090.00616.37
7.2.250.0100.00314.52
7.2.240.0030.01715.09
7.2.230.0030.01814.82
7.2.220.0030.01014.91
7.2.210.0110.00415.07
7.2.200.0060.00314.76
7.2.190.0040.01214.97
7.2.180.0060.00914.84
7.2.170.0130.00714.98
7.2.00.0030.00919.40
7.1.330.0040.01115.31
7.1.320.0040.00715.57
7.1.310.0060.00915.51
7.1.300.0000.00915.63
7.1.290.0070.00715.49
7.1.280.0030.01315.68
7.1.270.0090.00015.39
7.1.260.0070.00715.65
7.1.70.0000.01017.41
7.1.60.0070.01719.32
7.1.50.0110.00717.02
7.1.00.0000.08022.48
7.0.200.0030.00616.79
7.0.140.0030.07322.19
7.0.60.0030.07019.92
7.0.50.0130.07317.87
7.0.40.0100.08320.03
7.0.30.0330.04720.36
7.0.20.0230.04020.23
7.0.10.0070.07020.19
7.0.00.0030.05020.08
5.6.280.0100.06720.92
5.6.210.0170.07320.49
5.6.200.0030.04318.22
5.6.190.0070.04020.27
5.6.180.0270.08320.57
5.6.170.0270.08020.68
5.6.160.0100.08320.63
5.6.150.0070.06318.28
5.6.140.0070.07318.16
5.6.130.0100.08318.16
5.6.120.0170.07320.81
5.6.110.0130.07721.17
5.6.100.0200.07320.97
5.6.90.0100.07321.03
5.6.80.0030.04320.43
5.5.350.0200.06720.38
5.5.340.0100.08017.92
5.5.330.0000.09020.61
5.5.320.0500.06720.22
5.5.310.0270.04320.37
5.5.300.0030.07018.04
5.5.290.0000.08717.93
5.5.280.0000.09020.64
5.5.270.0030.06320.63
5.5.260.0170.07720.89
5.5.250.0170.04720.64
5.5.240.0170.08020.34
5.4.450.0630.04019.24
5.4.440.0670.06019.41
5.4.430.0900.05719.36
5.4.420.0630.00019.36
5.4.410.0670.00019.52
5.4.400.0600.00019.09
5.4.390.0630.00019.26
5.4.380.0670.00019.16
5.4.370.0600.00019.03
5.4.360.0600.00019.12
5.4.350.0630.00019.16
5.4.340.0630.00019.05
5.4.320.0090.03912.45
5.4.310.0080.03812.45
5.4.300.0120.03912.45
5.4.290.0090.03412.45
5.4.280.0080.03312.35
5.4.270.0070.04112.35
5.4.260.0050.04312.35
5.4.250.0090.03812.35
5.4.240.0070.03812.34
5.4.230.0030.03912.34
5.4.220.0020.03912.34
5.4.210.0070.03412.34
5.4.200.0070.03612.34
5.4.190.0050.04112.34
5.4.180.0040.03712.33
5.4.170.0060.03512.35
5.4.160.0040.03712.34
5.4.150.0070.03512.34
5.4.140.0060.03712.02
5.4.130.0050.03612.01
5.4.120.0060.03411.96
5.4.110.0070.04011.96
5.4.100.0040.03811.96
5.4.90.0030.04011.96
5.4.80.0060.03711.96
5.4.70.0080.03011.96
5.4.60.0090.03811.96
5.4.50.0040.03611.96
5.4.40.0060.03511.95
5.4.30.0070.03411.95
5.4.20.0030.03811.95
5.4.10.0030.03611.95
5.4.00.0030.03811.44
5.3.290.0050.04012.80
5.3.280.0040.04112.71
5.3.270.0050.04112.72
5.3.260.0050.04012.72
5.3.250.0080.03812.72
5.3.240.0080.03512.72
5.3.230.0040.03812.71
5.3.220.0080.03412.68
5.3.210.0040.04012.68
5.3.200.0040.03812.68
5.3.190.0050.03812.68
5.3.180.0060.03612.67
5.3.170.0090.03312.67
5.3.160.0060.03712.67
5.3.150.0080.03412.68
5.3.140.0040.03712.66
5.3.130.0050.03812.66
5.3.120.0070.03712.65
5.3.110.0050.03812.66
5.3.100.0090.03312.12
5.3.90.0060.03612.08
5.3.80.0070.03412.07
5.3.70.0060.03512.08
5.3.60.0090.04112.07
5.3.50.0110.03912.00
5.3.40.0050.04412.00
5.3.30.0110.03311.96
5.3.20.0080.03211.72
5.3.10.0080.03211.69
5.3.00.0050.03511.68
5.2.170.0050.0309.18
5.2.160.0060.0279.18
5.2.150.0040.0319.18
5.2.140.0060.0289.18
5.2.130.0090.0309.14
5.2.120.0060.0269.14
5.2.110.0030.0319.14
5.2.100.0040.0289.14
5.2.90.0070.0299.14
5.2.80.0030.0309.13
5.2.70.0010.0339.14
5.2.60.0030.0319.09
5.2.50.0040.0309.06
5.2.40.0030.0299.04
5.2.30.0070.0329.02
5.2.20.0030.0339.00
5.2.10.0050.0298.92
5.2.00.0060.0298.78
5.1.60.0050.0298.07
5.1.50.0010.0278.06
5.1.40.0060.0228.04
5.1.30.0030.0268.39
5.1.20.0020.0288.41
5.1.10.0030.0308.14
5.1.00.0020.0278.14
5.0.50.0020.0216.62
5.0.40.0030.0196.48
5.0.30.0020.0316.29
5.0.20.0040.0186.26
5.0.10.0030.0246.24
5.0.00.0040.0306.23
4.4.90.0040.0214.78
4.4.80.0040.0194.75
4.4.70.0030.0154.76
4.4.60.0030.0164.75
4.4.50.0040.0204.77
4.4.40.0020.0254.70
4.4.30.0040.0134.76
4.4.20.0030.0194.85
4.4.10.0020.0164.85
4.4.00.0030.0264.76
4.3.110.0060.0144.67
4.3.100.0040.0134.67
4.3.90.0010.0164.63
4.3.80.0030.0244.58
4.3.70.0010.0164.63
4.3.60.0030.0204.63
4.3.50.0020.0154.63
4.3.40.0040.0214.53
4.3.30.0040.0193.28
4.3.20.0040.0133.26
4.3.10.0010.0163.22
4.3.00.0170.01313.28

preferences:
49.31 ms | 401 KiB | 5 Q