3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'test some string'; $hash = crc32($str); var_dump($hash);

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)
8.3.60.0140.00718.18
8.3.50.0120.00318.18
8.3.40.0160.00318.71
8.3.30.0040.01118.65
8.3.20.0000.00818.95
8.3.10.0050.00321.90
8.3.00.0030.00619.44
8.2.180.0070.00716.32
8.2.170.0140.00022.96
8.2.160.0110.00422.12
8.2.150.0000.00724.18
8.2.140.0080.00024.66
8.2.130.0040.00417.68
8.2.120.0070.00026.35
8.2.110.0040.00720.14
8.2.100.0090.00317.80
8.2.90.0050.00319.09
8.2.80.0000.00817.97
8.2.70.0080.00017.46
8.2.60.0000.00817.80
8.2.50.0030.00618.07
8.2.40.0040.00421.17
8.2.30.0060.00320.73
8.2.20.0040.00417.52
8.2.10.0050.00318.15
8.2.00.0070.00017.97
8.1.280.0060.00825.92
8.1.270.0080.00023.84
8.1.260.0070.00028.09
8.1.250.0040.00428.09
8.1.240.0000.00822.24
8.1.230.0120.00017.53
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0070.00317.22
8.1.190.0060.00317.30
8.1.180.0040.00418.10
8.1.170.0040.00418.32
8.1.160.0040.00420.73
8.1.150.0000.00718.73
8.1.140.0030.00519.49
8.1.130.0030.00317.63
8.1.120.0030.00317.41
8.1.110.0000.00817.29
8.1.100.0040.00317.32
8.1.90.0000.00717.39
8.1.80.0080.00017.39
8.1.70.0070.00017.35
8.1.60.0040.00417.48
8.1.50.0030.00617.39
8.1.40.0000.00717.37
8.1.30.0050.00317.45
8.1.20.0000.00817.61
8.1.10.0070.00017.49
8.1.00.0040.00417.25
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0030.00318.39
8.0.270.0040.00417.16
8.0.260.0000.00717.09
8.0.250.0030.00316.80
8.0.240.0030.00516.78
8.0.230.0000.00716.86
8.0.220.0040.00416.82
8.0.210.0040.00416.75
8.0.200.0000.00616.86
8.0.190.0070.00016.80
8.0.180.0000.00716.83
8.0.170.0080.00016.74
8.0.160.0040.00416.85
8.0.150.0030.00316.79
8.0.140.0050.00316.68
8.0.130.0060.00013.18
8.0.120.0040.00416.70
8.0.110.0000.00716.86
8.0.100.0070.00016.66
8.0.90.0040.00416.83
8.0.80.0030.01116.79
8.0.70.0000.00716.62
8.0.60.0000.00716.70
8.0.50.0030.00516.79
8.0.30.0060.01017.08
8.0.20.0100.00917.40
8.0.10.0000.00816.83
8.0.00.0060.01016.69
7.4.330.0020.00215.08
7.4.320.0030.00316.57
7.4.300.0000.00616.43
7.4.290.0040.00416.43
7.4.280.0030.00416.43
7.4.270.0030.00316.34
7.4.260.0110.00016.41
7.4.250.0000.00716.54
7.4.240.0040.00416.54
7.4.230.0000.00716.61
7.4.220.0070.01116.57
7.4.210.0100.00316.47
7.4.200.0000.00716.59
7.4.160.0110.01116.43
7.4.150.0110.00717.40
7.4.140.0100.01017.86
7.4.130.0110.00616.31
7.4.120.0100.00616.33
7.4.110.0100.00716.43
7.4.100.0100.01416.41
7.4.90.0090.00916.52
7.4.80.0100.01019.39
7.4.70.0100.00616.32
7.4.60.0070.01116.37
7.4.50.0070.01016.10
7.4.40.0130.00316.52
7.4.30.0060.01016.54
7.4.00.0070.00914.75
7.3.330.0000.00513.04
7.3.320.0030.00312.93
7.3.310.0000.00716.14
7.3.300.0030.00316.16
7.3.290.0090.00716.15
7.3.280.0080.00916.23
7.3.270.0110.01117.40
7.3.260.0030.01516.36
7.3.250.0110.00916.29
7.3.240.0030.01316.34
7.3.230.0170.00016.39
7.3.210.0150.00316.48
7.3.200.0060.01019.39
7.3.190.0100.01316.50
7.3.180.0080.01516.29
7.3.170.0060.01016.24
7.3.160.0060.01016.43
7.3.120.0060.00914.72
7.3.110.0040.01414.32
7.3.100.0110.00414.48
7.3.90.0030.01014.61
7.3.80.0040.00414.56
7.3.70.0030.01214.63
7.3.60.0000.01714.37
7.3.50.0090.00614.77
7.3.40.0090.00614.63
7.3.30.0030.00614.66
7.3.20.0130.00016.54
7.3.10.0060.00616.62
7.3.00.0070.00616.45
7.2.330.0030.01616.44
7.2.320.0030.01316.61
7.2.310.0040.01316.57
7.2.300.0130.00816.44
7.2.290.0130.00416.62
7.2.250.0090.00914.91
7.2.240.0110.00815.01
7.2.230.0000.01914.78
7.2.220.0060.01015.07
7.2.210.0030.00715.08
7.2.200.0070.00714.94
7.2.190.0070.00414.68
7.2.180.0000.01415.04
7.2.170.0060.01014.88
7.2.130.0120.00016.42
7.2.120.0060.01016.63
7.2.110.0030.01316.93
7.2.100.0100.00316.71
7.2.90.0060.00616.87
7.2.80.0100.00316.36
7.2.70.0130.00317.02
7.2.60.0050.01016.73
7.2.50.0000.01216.88
7.2.40.0000.01116.74
7.2.30.0060.00616.75
7.2.20.0070.00416.64
7.2.10.0110.00016.82
7.2.00.0030.01217.98
7.1.330.0080.00415.95
7.1.320.0030.01015.84
7.1.310.0000.01115.81
7.1.300.0100.00615.57
7.1.290.0080.00615.82
7.1.280.0060.00615.68
7.1.270.0030.01015.41
7.1.260.0030.01015.50
7.1.250.0060.01015.49
7.1.200.0090.00315.86
7.1.100.0030.00518.02
7.1.70.0000.00817.20
7.1.60.0140.01119.85
7.1.00.0130.07022.44
7.0.200.0000.01016.83
7.0.60.0030.06719.91
7.0.50.0100.06320.34
7.0.40.0200.05720.40
7.0.30.0170.06720.28
7.0.20.0170.05720.35
7.0.10.0130.06020.29
7.0.00.0130.06020.35
5.6.280.0030.07320.90
5.6.210.0200.05320.59
5.6.200.0130.06021.06
5.6.190.0130.05721.02
5.6.180.0100.06021.04
5.6.170.0200.06021.05
5.6.160.0200.05021.07
5.6.150.0070.07321.01
5.6.140.0170.05321.11
5.6.130.0230.06321.07
5.6.120.0230.05021.20
5.6.110.0100.06720.91
5.6.100.0070.06321.15
5.6.90.0100.07021.04
5.6.80.0130.05320.54
5.6.70.0370.03320.30
5.6.60.0100.06720.56
5.6.50.0270.04320.43
5.6.40.0200.05020.41
5.6.30.0130.05320.40
5.6.20.0130.05720.46
5.6.10.0170.05320.40
5.6.00.0130.05720.38
5.5.350.0070.06320.52
5.5.340.0300.04320.86
5.5.330.0130.05721.02
5.5.320.0100.08720.84
5.5.310.0130.06020.82
5.5.300.0170.05720.86
5.5.290.0170.05320.77
5.5.280.0270.04721.02
5.5.270.0200.05320.87
5.5.260.0130.06020.72
5.5.250.0100.06020.83
5.5.240.0200.04320.22
5.5.230.0230.04720.37
5.5.220.0130.05720.31
5.5.210.0230.04720.32
5.5.200.0170.05320.05
5.5.190.0130.05720.20
5.5.180.0070.06320.39
5.5.160.0070.06020.16
5.5.150.0130.05720.20
5.5.140.0170.05320.11
5.5.130.0130.05020.09
5.5.120.0200.04720.17
5.5.110.0100.05720.15
5.5.100.0130.05720.19
5.5.90.0100.06020.09
5.5.80.0170.05320.13
5.5.70.0130.05720.25
5.5.60.0070.06020.04
5.5.50.0270.04319.90
5.5.40.0200.04720.25
5.5.30.0170.04719.91
5.5.20.0200.04720.08
5.5.10.0300.05720.09
5.5.00.0200.05020.05

preferences:
56.89 ms | 400 KiB | 5 Q