3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo crc32('password') + crc32('abcdefghijklmnopqrstuvwxyz012345') ; //echo '-'.crc32('abcdefghijklmnopqrstuvwxyz012345password'); ?>

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)
8.3.60.0040.01818.32
8.3.50.0090.00621.93
8.3.40.0090.00618.89
8.3.30.0030.01118.70
8.3.20.0070.00020.00
8.3.10.0050.00321.95
8.3.00.0040.00422.35
8.2.180.0100.00716.32
8.2.170.0040.01122.96
8.2.160.0110.00320.77
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0050.00317.50
8.2.110.0030.00721.02
8.2.100.0090.00317.59
8.2.90.0040.00418.97
8.2.80.0080.00017.97
8.2.70.0040.00417.38
8.2.60.0050.00217.91
8.2.50.0000.00818.10
8.2.40.0040.00417.90
8.2.30.0070.00017.95
8.2.20.0000.00817.59
8.2.10.0040.00419.39
8.2.00.0040.00417.61
8.1.280.0070.00725.92
8.1.270.0030.00623.82
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0030.00623.87
8.1.230.0090.00317.45
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0000.00816.97
8.1.180.0030.00618.10
8.1.170.0050.00318.53
8.1.160.0040.00422.01
8.1.150.0040.00418.55
8.1.140.0040.00417.21
8.1.130.0070.00017.74
8.1.120.0020.00517.38
8.1.110.0000.00717.37
8.1.100.0030.00517.37
8.1.90.0030.00717.18
8.1.80.0040.00417.34
8.1.70.0000.00717.32
8.1.60.0040.00417.36
8.1.50.0040.00417.38
8.1.40.0000.00817.44
8.1.30.0040.00417.55
8.1.20.0000.00817.49
8.1.10.0040.00417.39
8.1.00.0060.00317.24
8.0.300.0060.00318.77
8.0.290.0080.00016.63
8.0.280.0000.00718.34
8.0.270.0050.00217.24
8.0.260.0000.00616.75
8.0.250.0030.00316.79
8.0.240.0030.00616.77
8.0.230.0000.00616.71
8.0.220.0000.00716.79
8.0.210.0000.00716.74
8.0.200.0030.00316.77
8.0.190.0000.00716.70
8.0.180.0000.00816.71
8.0.170.0000.00716.81
8.0.160.0040.00416.82
8.0.150.0000.00716.63
8.0.140.0030.00516.64
8.0.130.0070.00013.18
8.0.120.0040.00416.66
8.0.110.0000.00716.63
8.0.100.0040.00416.75
8.0.90.0080.00016.66
8.0.80.0090.00616.79
8.0.70.0000.00816.63
8.0.60.0030.00416.79
8.0.50.0040.00416.77
8.0.30.0090.00917.04
8.0.20.0140.00717.40
8.0.10.0050.00216.82
8.0.00.0100.00816.59
7.4.330.0030.00315.01
7.4.320.0030.00316.34
7.4.300.0030.00316.41
7.4.290.0000.00716.41
7.4.280.0000.00616.45
7.4.270.0030.00716.27
7.4.260.0040.00416.26
7.4.250.0000.00816.34
7.4.240.0000.00816.37
7.4.230.0000.00716.37
7.4.220.0110.00716.43
7.4.210.0080.00716.44
7.4.200.0040.00416.27
7.4.190.0040.00416.24
7.4.160.0150.00016.54
7.4.150.0130.00317.40
7.4.140.0090.00917.86
7.4.130.0110.00616.27
7.4.120.0090.00716.42
7.4.110.0120.00616.32
7.4.100.0110.00716.27
7.4.90.0030.01416.21
7.4.80.0040.01619.39
7.4.70.0070.01016.41
7.4.60.0090.00916.41
7.4.50.0090.00016.06
7.4.40.0050.01022.77
7.4.30.0060.00916.29
7.4.00.0070.01114.91
7.3.330.0060.00012.96
7.3.320.0050.00013.06
7.3.310.0040.00416.35
7.3.300.0060.00016.25
7.3.290.0030.01016.17
7.3.280.0130.00316.08
7.3.270.0170.00717.40
7.3.260.0090.00916.27
7.3.250.0080.01016.27
7.3.240.0030.01316.12
7.3.230.0090.01216.39
7.3.210.0180.00416.38
7.3.200.0030.01319.39
7.3.190.0000.01616.52
7.3.180.0140.00716.42
7.3.170.0080.00816.37
7.3.160.0030.01216.44
7.3.120.0090.00814.92
7.3.110.0050.01214.89
7.3.100.0030.01214.83
7.3.90.0030.01414.58
7.3.80.0060.00914.76
7.3.70.0050.00914.69
7.3.60.0000.01414.84
7.3.50.0060.00914.55
7.3.40.0060.00714.66
7.3.30.0030.00714.60
7.3.20.0100.00116.58
7.3.10.0080.00716.37
7.3.00.0020.01116.27
7.2.330.0090.00916.41
7.2.320.0070.01016.63
7.2.310.0090.00816.31
7.2.300.0090.00616.49
7.2.290.0080.00816.54
7.2.250.0090.01014.73
7.2.240.0130.00714.69
7.2.230.0110.00514.98
7.2.220.0050.00414.94
7.2.210.0050.00815.03
7.2.200.0020.01114.66
7.2.190.0060.00814.90
7.2.180.0020.01115.04
7.2.170.0070.00815.00
7.2.60.0070.00717.02
7.2.00.0030.00919.39
7.1.330.0050.00915.59
7.1.320.0020.01115.81
7.1.310.0050.00715.66
7.1.300.0060.00615.64
7.1.290.0050.00815.65
7.1.280.0080.00315.64
7.1.270.0060.00515.56
7.1.260.0020.00915.69
7.1.200.0130.00015.73
7.1.100.0090.00317.92
7.1.70.0060.00317.14
7.1.60.0100.01419.82
7.1.50.0160.00716.78
7.1.00.0030.07722.54
7.0.200.0030.00616.82
7.0.140.0070.07022.09
7.0.60.0030.08319.87
7.0.50.0030.04017.80
7.0.40.0070.05720.04
7.0.30.0300.07720.20
7.0.20.0100.04720.12
7.0.10.0130.05020.20
7.0.00.0130.08020.17
5.6.280.0070.07021.16
5.6.210.0100.07320.49
5.6.200.0030.04018.18
5.6.190.0030.06020.35
5.6.180.4030.04320.65
5.6.170.0370.07020.53
5.6.160.0170.06320.50
5.6.150.0000.04718.21
5.6.140.0070.04018.13
5.6.130.0070.07018.11
5.6.120.0100.04320.98
5.6.110.0030.04321.02
5.6.100.0070.06021.02
5.6.90.0100.07021.02
5.6.80.0130.04320.49
5.6.70.4170.03720.49
5.5.350.0000.07720.48
5.5.340.0030.08717.89
5.5.330.0130.08320.37
5.5.320.3170.03720.28
5.5.310.0300.07720.29
5.5.300.0130.04718.01
5.5.290.0000.04317.95
5.5.280.0000.04320.78
5.5.270.0100.03720.83
5.5.260.0170.07020.96
5.5.250.0130.07020.71
5.5.240.0230.04320.18
5.4.450.0200.04319.46
5.4.440.0170.03319.42
5.4.430.0200.03719.38
5.4.420.0500.04719.54
5.4.410.0130.05018.96
5.4.400.0170.07018.74
5.4.390.0130.05018.78
5.4.380.0170.05318.78
5.4.370.0170.06018.68
5.4.360.0170.05018.52
5.4.350.0270.05318.57
5.4.340.0330.05018.48
5.4.320.0070.03712.45
5.4.310.0050.03812.45
5.4.300.0060.03612.45
5.4.290.0070.04212.45
5.4.280.0050.03512.34
5.4.270.0070.03612.32
5.4.260.0050.04412.32
5.4.250.0090.03912.32
5.4.240.0050.03712.31
5.4.230.0080.05012.30
5.4.220.0040.04112.31
5.4.210.0050.03612.30
5.4.200.0050.03812.30
5.4.190.0040.03712.30
5.4.180.0040.03712.30
5.4.170.0070.03612.31
5.4.160.0070.03612.30
5.4.150.0040.03712.30
5.4.140.0070.03511.98
5.4.130.0040.03711.97
5.4.120.0070.03311.93
5.4.110.0050.03711.93
5.4.100.0080.03411.93
5.4.90.0050.03711.93
5.4.80.0070.03511.93
5.4.70.0080.03211.93
5.4.60.0010.03911.93
5.4.50.0070.03411.92
5.4.40.0060.03411.92
5.4.30.0090.03411.91
5.4.20.0060.03611.91
5.4.10.0070.03511.91
5.4.00.0070.03811.40
5.3.290.0050.04212.80
5.3.280.0050.03912.71
5.3.270.0070.03812.72
5.3.260.0090.03612.71
5.3.250.0060.03812.72
5.3.240.0040.04212.72
5.3.230.0090.03712.71
5.3.220.0100.03412.68
5.3.210.0060.03912.68
5.3.200.0070.03612.68
5.3.190.0080.03712.68
5.3.180.0070.03612.67
5.3.170.0030.04312.67
5.3.160.0080.04212.67
5.3.150.0070.03812.68
5.3.140.0040.04012.66
5.3.130.0070.03912.66
5.3.120.0060.04812.65
5.3.110.0020.04912.66
5.3.100.0040.03812.12
5.3.90.0090.03312.08
5.3.80.0080.03412.08
5.3.70.0110.03112.07
5.3.60.0070.04912.07
5.3.50.0080.04312.00
5.3.40.0070.04512.00
5.3.30.0060.04411.94
5.3.20.0070.04611.70
5.3.10.0030.03711.66
5.3.00.0040.03711.64
5.2.170.0080.0269.15
5.2.160.0040.0299.14
5.2.150.0040.0349.15
5.2.140.0060.0299.14
5.2.130.0050.0289.11
5.2.120.0060.0389.10
5.2.110.0020.0349.11
5.2.100.0050.0289.11
5.2.90.0060.0309.10
5.2.80.0040.0309.10
5.2.70.0010.0339.09
5.2.60.0030.0319.05
5.2.50.0050.0299.02
5.2.40.0020.0319.00
5.2.30.0040.0308.97
5.2.20.0060.0288.96
5.2.10.0070.0268.89
5.2.00.0030.0338.75
5.1.60.0050.0298.04
5.1.50.0050.0248.04
5.1.40.0040.0258.02
5.1.30.0040.0268.37
5.1.20.0020.0298.39
5.1.10.0040.0278.13
5.1.00.0020.0288.12
5.0.50.0070.0176.59
5.0.40.0050.0186.45
5.0.30.0030.0326.27
5.0.20.0020.0216.24
5.0.10.0040.0196.21
5.0.00.0020.0316.21
4.4.90.0000.0194.78
4.4.80.0040.0174.75
4.4.70.0040.0194.75
4.4.60.0010.0174.75
4.4.50.0050.0134.77
4.4.40.0050.0254.71
4.4.30.0050.0144.76
4.4.20.0010.0184.84
4.4.10.0020.0184.84
4.4.00.0060.0224.76
4.3.110.0050.0144.67
4.3.100.0040.0154.67
4.3.90.0040.0204.64
4.3.80.0010.0324.58
4.3.70.0080.0134.63
4.3.60.0020.0194.63
4.3.50.0040.0184.63
4.3.40.0020.0324.54
4.3.30.0030.0213.27
4.3.20.0040.0193.25
4.3.10.0030.0203.22
4.3.00.0070.01315.09

preferences:
24.95 ms | 401 KiB | 5 Q