3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Crc32 { public function __construct() { echo 'hi'; } } $crc32 = new Crc32();

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)
8.3.60.0170.00318.18
8.3.50.0100.00717.96
8.3.40.0150.00418.79
8.3.30.0100.00719.08
8.3.20.0000.00719.99
8.3.10.0040.00423.61
8.3.00.0050.00218.83
8.2.180.0080.00818.53
8.2.170.0120.00622.96
8.2.160.0070.00722.17
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0070.01126.16
8.2.120.0000.00819.56
8.2.110.0060.00321.06
8.2.100.0090.00317.91
8.2.90.0040.00418.03
8.2.80.0040.00418.04
8.2.70.0000.00818.05
8.2.60.0040.00418.22
8.2.50.0000.00818.10
8.2.40.0000.00819.33
8.2.30.0000.00719.23
8.2.20.0040.00417.52
8.2.10.0040.00418.09
8.2.00.0060.00317.61
8.1.280.0070.01325.92
8.1.270.0040.00418.91
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00022.14
8.1.230.0070.00422.68
8.1.220.0050.00317.74
8.1.210.0040.00418.82
8.1.200.0000.01017.23
8.1.190.0060.00317.23
8.1.180.0080.00018.10
8.1.170.0000.00818.65
8.1.160.0000.00718.67
8.1.150.0070.00018.82
8.1.140.0050.00517.33
8.1.130.0040.00417.82
8.1.120.0000.00717.29
8.1.110.0000.00717.30
8.1.100.0030.00517.36
8.1.90.0070.00017.37
8.1.80.0000.00717.39
8.1.70.0070.00017.41
8.1.60.0080.00017.54
8.1.50.0000.00917.52
8.1.40.0050.00517.50
8.1.30.0040.00417.60
8.1.20.0080.00017.66
8.1.10.0050.00317.46
8.1.00.0030.00717.50
8.0.300.0070.00021.91
8.0.290.0060.00316.75
8.0.280.0030.00318.36
8.0.270.0000.00717.11
8.0.260.0000.00717.12
8.0.250.0030.00316.85
8.0.240.0000.00716.77
8.0.230.0000.00716.79
8.0.220.0070.00016.86
8.0.210.0000.00716.77
8.0.200.0000.00616.86
8.0.190.0000.00716.79
8.0.180.0050.00216.84
8.0.170.0080.00016.84
8.0.160.0080.00016.73
8.0.150.0070.00016.66
8.0.140.0040.00416.68
8.0.130.0000.00613.25
8.0.120.0040.00416.68
8.0.110.0040.00416.78
8.0.100.0050.00216.76
8.0.90.0040.00416.82
8.0.80.0070.01116.83
8.0.70.0070.00016.82
8.0.60.0030.00516.83
8.0.50.0000.00716.86
8.0.30.0120.00617.15
8.0.20.0110.00917.40
8.0.10.0000.00816.86
8.0.00.0090.01116.88
7.4.330.0050.00015.03
7.4.320.0000.00616.57
7.4.300.0040.00416.50
7.4.290.0030.00316.60
7.4.280.0030.00616.46
7.4.270.0000.00716.43
7.4.260.0030.00316.60
7.4.250.0050.00316.61
7.4.240.0050.00316.55
7.4.230.0030.00316.30
7.4.220.0070.01116.48
7.4.210.0090.00616.54
7.4.200.0040.00416.48
7.4.160.0080.00816.55
7.4.150.0120.01217.40
7.4.140.0070.01017.86
7.4.130.0070.01016.56
7.4.120.0070.00916.53
7.4.110.0120.00616.66
7.4.100.0090.01016.58
7.4.90.0170.00016.53
7.4.80.0100.00719.39
7.4.70.0030.01416.56
7.4.60.0090.00616.40
7.4.50.0000.00716.69
7.4.40.0160.00016.54
7.4.30.0090.00916.47
7.4.10.0060.01214.93
7.4.00.0100.00714.69
7.3.330.0000.00513.06
7.3.320.0020.00213.24
7.3.310.0030.00316.21
7.3.300.0000.00716.24
7.3.290.0080.00816.20
7.3.280.0120.00716.29
7.3.270.0150.00317.40
7.3.260.0110.00516.50
7.3.250.0090.01016.31
7.3.240.0110.00716.18
7.3.230.0090.00616.39
7.3.210.0060.01516.45
7.3.200.0060.00919.39
7.3.190.0030.01616.24
7.3.180.0090.01216.26
7.3.170.0100.00916.59
7.3.160.0130.00316.32
7.3.130.0070.01314.95
7.3.120.0080.01014.68
7.3.110.0120.00614.86
7.3.100.0130.00314.74
7.3.90.0000.01614.55
7.3.80.0040.01114.37
7.3.70.0060.00614.60
7.3.60.0090.00314.46
7.3.50.0040.00814.83
7.3.40.0120.00314.48
7.3.30.0070.01414.84
7.3.20.0120.00016.46
7.3.10.0070.00816.47
7.3.00.0060.00816.38
7.2.330.0170.00316.59
7.2.320.0060.01116.47
7.2.310.0160.00016.72
7.2.300.0060.01216.75
7.2.290.0140.00316.41
7.2.260.0060.01314.96
7.2.250.0040.01514.70
7.2.240.0120.00314.91
7.2.230.0100.00715.13
7.2.220.0140.00315.16
7.2.210.0030.01414.95
7.2.200.0030.00615.17
7.2.190.0040.01114.92
7.2.180.0100.00714.89
7.2.170.0070.01014.73
7.2.160.0050.00514.93
7.2.150.0060.00616.75
7.2.140.0030.01016.96
7.2.130.0100.00716.74
7.2.120.0070.00616.85
7.2.110.0070.00816.73
7.2.100.0080.01016.70
7.2.90.0060.01016.77
7.2.80.0100.00516.79
7.2.70.0080.00716.77
7.2.60.0040.00916.74
7.2.50.0070.00716.80
7.2.40.0050.01216.87
7.2.30.0080.00716.87
7.2.20.0060.01016.83
7.2.10.0050.01316.79
7.2.00.0050.01217.34
7.1.330.0000.01415.81
7.1.320.0000.00915.57
7.1.310.0060.00915.96
7.1.300.0000.01115.68
7.1.290.0000.02115.56
7.1.280.0110.00315.65
7.1.270.0030.00715.40
7.1.260.0100.01015.61
7.1.250.0090.00515.53
7.1.240.0080.00715.65
7.1.230.0080.00515.50
7.1.220.0080.00515.62
7.1.210.0080.00715.44
7.1.200.0090.00515.65
7.1.190.0090.00515.46
7.1.180.0070.00715.42
7.1.170.0040.01215.73
7.1.160.0090.00415.61
7.1.150.0060.00915.71
7.1.140.0050.00715.50
7.1.130.0090.00615.53
7.1.120.0070.00715.53
7.1.110.0100.00415.68
7.1.100.0070.00616.52
7.1.90.0060.00515.52
7.1.80.0040.01015.67
7.1.70.0050.00716.07
7.1.60.0050.01216.65
7.1.50.0070.00916.09
7.1.40.0030.01015.64
7.1.30.0090.00515.76
7.1.20.0080.00515.45
7.1.10.0100.00515.65
7.1.00.0030.03017.87
7.0.330.0060.00715.38
7.0.320.0060.00615.25
7.0.310.0060.00715.25
7.0.300.0050.00815.06
7.0.290.0030.00815.25
7.0.280.0060.00515.17
7.0.270.0050.01015.23
7.0.260.0050.00815.31
7.0.250.0110.00115.41
7.0.240.0030.00515.34
7.0.230.0060.00415.31
7.0.220.0040.00915.26
7.0.210.0050.00515.20
7.0.200.0030.00815.73
7.0.190.0080.00615.36
7.0.180.0070.00315.38
7.0.170.0080.00315.24
7.0.160.0030.01015.20
7.0.150.0020.01015.11
7.0.140.0030.02417.61
7.0.130.0040.00415.16
7.0.120.0070.00715.22
7.0.110.0050.00915.41
7.0.100.0060.00515.25
7.0.90.0110.00215.33
7.0.80.0080.00815.39
7.0.70.0060.00815.17
7.0.60.0020.02816.77
7.0.50.0010.02316.23
7.0.40.0030.02215.68
7.0.30.0090.02115.65
7.0.20.0110.03115.61
7.0.10.0060.02815.56
7.0.00.0110.02615.74
5.6.400.0030.00614.52
5.6.390.0090.00014.39
5.6.380.0060.01014.41
5.6.370.0040.00914.37
5.6.360.0020.01014.38
5.6.350.0050.00914.31
5.6.340.0050.00714.37
5.6.330.0090.00514.48
5.6.320.0040.01014.18
5.6.310.0000.01514.24
5.6.300.0070.00714.14
5.6.290.0020.01214.24
5.6.280.0050.03116.49
5.6.270.0080.00614.18
5.6.260.0030.01014.33
5.6.250.0040.00614.32
5.6.240.0100.00514.21
5.6.230.0080.00814.21
5.6.220.0040.00714.34
5.6.210.0070.02816.40
5.6.200.0040.02015.71
5.6.190.0020.02016.30
5.6.180.0120.02516.39
5.6.170.0100.02416.38
5.6.160.0040.02316.16
5.6.150.0060.02215.67
5.6.140.0060.03315.65
5.6.130.0050.03015.49
5.6.120.0080.01816.45
5.6.110.0030.01916.41
5.6.100.0050.01816.61
5.6.90.0050.01716.62
5.6.80.0020.03116.29
5.6.70.0050.00714.31
5.6.60.0060.00914.29
5.6.50.0000.00913.95
5.6.40.0080.00314.28
5.6.30.0030.00914.19
5.6.20.0060.00714.20
5.6.10.0080.00514.29
5.6.00.0040.00714.32
5.5.380.0050.01012.58
5.5.370.0060.00312.80
5.5.360.0030.00612.77
5.5.350.0140.02615.25
5.5.340.0050.03514.42
5.5.330.0050.02415.38
5.5.320.0100.01915.25
5.5.310.0100.02015.07
5.5.300.0040.02514.24
5.5.290.0050.03214.48
5.5.280.0070.03115.32
5.5.270.0080.01915.44
5.5.260.0040.02115.42
5.5.250.0070.02915.36
5.5.240.0040.01415.04
5.5.230.0060.00712.46
5.5.220.0070.00612.77
5.5.210.0060.00512.71
5.5.200.0070.00512.73
5.5.190.0030.01012.46
5.5.180.0040.00612.74
5.5.170.0020.00912.64
5.5.160.0070.00512.63
5.5.150.0030.00712.69
5.5.140.0030.00712.56
5.5.130.0060.00412.69
5.5.120.0060.00612.62
5.5.110.0050.00612.54
5.5.100.0060.00812.62
5.5.90.0050.00612.46
5.5.80.0060.00512.46
5.5.70.0080.00312.41
5.5.60.0050.00712.45
5.5.50.0050.00412.55
5.5.40.0030.01012.26
5.5.30.0050.00912.54
5.5.20.0050.00812.47
5.5.10.0050.01012.50
5.5.00.0090.00312.57
5.4.450.0210.02514.12
5.4.440.0260.02214.00
5.4.430.0050.02414.13
5.4.420.0220.03014.15
5.4.410.0320.02514.04
5.4.400.0040.02413.99
5.4.390.0150.02113.91
5.4.380.0120.02813.84
5.4.370.0100.02713.78
5.4.360.0110.02213.84
5.4.350.0140.02013.82
5.4.340.0100.02113.70
5.4.330.0030.00911.35
5.4.320.0100.02213.66
5.4.310.0120.01813.76
5.4.300.0120.02113.68
5.4.290.0150.01713.73
5.4.280.0140.01813.74
5.4.270.0070.02013.82
5.4.260.0100.02013.71
5.4.250.0180.01613.76
5.4.240.0110.02113.84
5.4.230.0100.02113.81
5.4.220.0100.02713.79
5.4.210.0060.02513.81
5.4.200.0160.01613.12
5.4.190.0090.02313.87
5.4.180.0090.02313.59
5.4.170.0090.02413.72
5.4.160.0140.02713.88
5.4.150.0160.02213.57
5.4.140.0060.02613.01
5.4.130.0110.01712.92
5.4.120.0100.02113.08
5.4.110.0090.02113.00
5.4.100.0100.01913.04
5.4.90.0100.02113.04
5.4.80.0090.02512.90
5.4.70.0090.02113.01
5.4.60.0100.02312.96
5.4.50.0130.02213.04
5.4.40.0060.02612.89
5.4.30.0110.01813.01
5.4.20.0080.02513.05
5.4.10.0110.02112.99
5.4.00.0090.02212.82
5.3.290.0120.03012.68
5.3.280.0120.03912.45
5.3.270.0170.03212.62
5.3.260.0140.02912.45
5.3.250.0120.03212.63
5.3.240.0100.03212.55
5.3.230.0080.03212.68
5.3.220.0130.02912.59
5.3.210.0120.02912.35
5.3.200.0100.02912.44
5.3.190.0140.03112.35
5.3.180.0070.03812.64
5.3.170.0100.03312.49
5.3.160.0110.03112.53
5.3.150.0150.02812.56
5.3.140.0170.02812.45
5.3.130.0140.02912.45
5.3.120.0130.02812.55
5.3.110.0150.02912.42
5.3.100.0110.02812.30
5.3.90.0080.02812.11
5.3.80.0110.02812.20
5.3.70.0060.03312.24
5.3.60.0100.02812.19
5.3.50.0100.02912.21
5.3.40.0130.02612.17
5.3.30.0070.03312.13
5.3.20.0100.03212.06
5.3.10.0080.03111.84
5.3.00.0160.02511.94
5.2.170.0080.02810.60
5.2.160.0120.02210.53
5.2.150.0100.02110.56
5.2.140.0080.02510.64
5.2.130.0060.02510.62
5.2.120.0080.02310.57
5.2.110.0130.02210.56
5.2.100.0130.02010.53
5.2.90.0080.02710.62
5.2.80.0150.02210.53
5.2.70.0120.02510.54
5.2.60.0150.02010.52
5.2.50.0050.03010.54
5.2.40.0100.02410.49
5.2.30.0130.02810.44
5.2.20.0050.02510.46
5.2.10.0050.02610.45
5.2.00.0090.02210.31
5.1.60.0020.02510.02
5.1.50.0100.02510.05
5.1.40.0100.02610.04
5.1.30.0110.02110.25
5.1.20.0080.02310.15
5.1.10.0120.02610.01
5.1.00.0110.02010.02
5.0.50.0050.0179.27
5.0.40.0050.0179.19
5.0.30.0050.0259.08
5.0.20.0050.0159.15
5.0.10.0050.0179.03
5.0.00.0070.0239.05
4.4.90.0020.0167.96
4.4.80.0050.0137.92
4.4.70.0020.0177.90
4.4.60.0050.0137.94
4.4.50.0070.0157.92
4.4.40.0100.0157.89
4.4.30.0060.0157.91
4.4.20.0050.0137.96
4.4.10.0030.0177.98
4.4.00.0030.0227.96
4.3.110.0070.0137.87
4.3.100.0030.0157.87
4.3.90.0030.0157.86
4.3.80.0050.0237.85
4.3.70.0050.0157.92
4.3.60.0050.0157.87
4.3.50.0070.0127.85
4.3.40.0070.0227.89
4.3.30.0050.0117.24
4.3.20.0060.0117.25
4.3.10.0020.0147.22
4.3.00.0030.0178.74

preferences:
44.57 ms | 400 KiB | 5 Q