3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = "barbaz"; var_dump($foo[3-6]);

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)
8.3.60.0120.00318.56
8.3.50.0100.01021.15
8.3.40.0170.00318.63
8.3.30.0030.01020.16
8.3.20.0040.00420.30
8.3.10.0000.00822.05
8.3.00.0040.00422.58
8.2.180.0070.01316.63
8.2.170.0110.00422.96
8.2.160.0080.00620.44
8.2.150.0060.00324.18
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0040.00420.57
8.2.110.0040.00419.13
8.2.100.0050.00517.91
8.2.90.0000.00919.28
8.2.80.0060.00317.97
8.2.70.0060.00317.36
8.2.60.0040.00418.03
8.2.50.0040.00418.07
8.2.40.0080.00018.21
8.2.30.0050.00319.48
8.2.20.0040.00417.53
8.2.10.0000.00817.70
8.2.00.0040.00417.59
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0100.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00322.42
8.1.230.0070.00420.81
8.1.220.0050.00318.77
8.1.210.0030.00619.10
8.1.200.0060.00317.22
8.1.190.0040.00417.39
8.1.180.0000.00918.10
8.1.170.0050.00318.41
8.1.160.0050.00318.88
8.1.150.0000.00718.45
8.1.140.0080.00017.38
8.1.130.0070.00017.69
8.1.120.0030.00617.43
8.1.110.0000.00717.41
8.1.100.0050.00217.38
8.1.90.0070.00017.39
8.1.80.0000.00717.39
8.1.70.0000.00717.36
8.1.60.0040.00417.34
8.1.50.0000.00717.45
8.1.40.0080.00017.40
8.1.30.0000.00717.59
8.1.20.0040.00417.48
8.1.10.0050.00317.45
8.1.00.0080.00017.39
8.0.300.0000.00719.88
8.0.290.0050.00317.15
8.0.280.0030.00318.38
8.0.270.0030.00317.23
8.0.260.0030.00316.70
8.0.250.0000.00716.88
8.0.240.0000.00816.86
8.0.230.0030.00316.83
8.0.220.0040.00416.82
8.0.210.0030.00316.79
8.0.200.0000.00616.75
8.0.190.0000.00816.94
8.0.180.0000.00716.72
8.0.170.0000.00716.77
8.0.160.0040.00416.78
8.0.150.0080.00016.81
8.0.140.0040.00416.74
8.0.130.0000.00613.18
8.0.120.0000.00916.76
8.0.110.0090.00016.66
8.0.100.0080.00016.69
8.0.90.0050.00216.81
8.0.80.0090.00616.86
8.0.70.0040.00416.82
8.0.60.0070.00016.70
8.0.50.0040.00416.64
8.0.30.0130.00617.00
8.0.20.0080.01017.40
8.0.10.0080.00016.85
8.0.00.0100.00916.81
7.4.330.0020.00216.67
7.4.320.0030.00316.51
7.4.300.0000.00716.33
7.4.290.0070.00016.36
7.4.280.0000.00716.37
7.4.270.0070.00016.57
7.4.260.0000.00513.20
7.4.250.0000.00716.32
7.4.240.0030.00416.45
7.4.230.0070.00016.34
7.4.220.0120.00916.56
7.4.210.0090.00616.48
7.4.200.0000.00716.45
7.4.190.0000.00716.57
7.4.160.0100.00716.48
7.4.150.0170.00317.40
7.4.140.0130.00417.86
7.4.130.0110.00616.31
7.4.120.0060.01316.34
7.4.110.0070.01016.43
7.4.100.0100.00616.38
7.4.90.0070.01016.36
7.4.80.0100.00719.39
7.4.70.0060.00916.51
7.4.60.0080.00816.48
7.4.50.0030.00516.59
7.4.40.0060.00922.77
7.4.30.0060.01216.39
7.4.10.0130.00515.10
7.4.00.0100.00714.86
7.3.330.0020.00213.04
7.3.320.0000.00513.11
7.3.310.0030.00316.13
7.3.300.0050.00216.18
7.3.290.0100.00716.19
7.3.280.0070.01016.14
7.3.270.0030.01517.40
7.3.260.0030.01416.35
7.3.250.0080.00816.41
7.3.240.0060.01716.10
7.3.230.0120.00616.39
7.3.210.0110.00616.35
7.3.200.0180.00519.39
7.3.190.0100.01316.29
7.3.180.0130.00316.33
7.3.170.0060.01216.27
7.3.160.0030.01716.13
7.3.130.0040.01414.77
7.3.120.0090.00814.65
7.3.110.0090.00914.58
7.3.100.0060.00714.70
7.3.90.0060.00914.71
7.3.80.0050.00814.77
7.3.70.0050.00614.77
7.3.60.0070.00714.65
7.3.50.0070.00614.66
7.3.40.0050.00714.57
7.3.30.0060.00614.65
7.3.20.0060.00716.53
7.3.10.0060.00616.53
7.3.00.0060.00916.50
7.2.330.0130.00616.29
7.2.320.0080.00816.49
7.2.310.0140.00616.55
7.2.300.0110.00516.58
7.2.290.0100.00716.16
7.2.260.0080.01015.00
7.2.250.0060.01014.82
7.2.240.0080.00914.95
7.2.230.0100.00814.98
7.2.220.0060.00714.92
7.2.210.0050.00514.91
7.2.200.0080.00614.86
7.2.190.0050.00914.82
7.2.180.0030.01014.84
7.2.170.0060.00914.88
7.2.160.0060.00914.86
7.2.150.0060.00616.81
7.2.140.0060.00816.65
7.2.130.0050.00916.75
7.2.120.0060.00616.70
7.2.110.0080.00816.65
7.2.100.0050.01016.71
7.2.90.0100.00416.85
7.2.80.0050.00916.62
7.2.70.0020.01216.82
7.2.60.0050.01116.58
7.2.50.0080.00816.63
7.2.40.0090.00516.74
7.2.30.0040.00816.75
7.2.20.0060.00816.79
7.2.10.0100.00516.57
7.2.00.0080.00617.18
7.1.330.0060.00815.75
7.1.320.0050.00815.81
7.1.310.0030.00815.67
7.1.300.0050.00815.79
7.1.290.0060.00515.65
7.1.280.0070.00715.77
7.1.270.0070.00515.65
7.1.260.0090.00615.77
7.1.250.0080.00715.71
7.1.240.0050.00615.55
7.1.230.0050.00715.84
7.1.220.0080.00515.73
7.1.210.0040.00815.77
7.1.200.0050.00615.72
7.1.190.0050.00715.79
7.1.180.0050.00815.58
7.1.170.0070.00615.73
7.1.160.0040.00715.78
7.1.150.0040.01115.57
7.1.140.0060.00615.71
7.1.130.0070.00715.79
7.1.120.0060.00815.65
7.1.110.0070.00615.70
7.1.100.0070.00716.22
7.1.90.0050.01015.60
7.1.80.0050.01015.74
7.1.70.0070.00616.02
7.1.60.0100.00516.42
7.1.50.0070.00815.93
7.1.40.0060.00915.72
7.1.30.0090.00615.82
7.1.20.0070.00815.73
7.1.10.0080.00715.63
7.1.00.0050.01617.12
7.0.330.0050.00815.31
7.0.320.0050.00715.33
7.0.310.0060.00815.20
7.0.300.0040.00815.21
7.0.290.0080.00515.30
7.0.280.0070.00815.41
7.0.270.0040.00915.37
7.0.260.0030.01015.30
7.0.250.0090.00815.26
7.0.240.0050.00615.35
7.0.230.0090.00615.34
7.0.220.0050.01015.39
7.0.210.0050.00815.38
7.0.200.0050.00815.57
7.0.190.0050.00715.43
7.0.180.0050.00915.35
7.0.170.0070.00815.34
7.0.160.0070.00715.40
7.0.150.0050.00815.24
7.0.140.0060.01916.76
7.0.130.0040.00815.23
7.0.120.0040.00915.27
7.0.110.0070.00715.27
7.0.100.0040.02216.65
7.0.90.0050.01516.67
7.0.80.0070.01816.49
7.0.70.0050.01516.60
7.0.60.0070.01916.46
7.0.50.0080.01816.80
7.0.40.0080.01314.70
7.0.30.0080.01914.76
7.0.20.0060.02114.67
7.0.10.0060.02214.66
7.0.00.0080.02014.65
5.6.400.0050.00814.34
5.6.390.0090.00414.37
5.6.380.0060.00714.24
5.6.370.0050.00914.25
5.6.360.0070.00514.29
5.6.350.0040.01014.18
5.6.340.0080.00414.21
5.6.330.0060.00814.39
5.6.320.0090.00614.43
5.6.310.0050.00714.27
5.6.300.0070.00714.18
5.6.290.0030.00914.29
5.6.280.0070.01815.51
5.6.270.0040.00814.38
5.6.260.0060.00814.14
5.6.250.0030.02315.55
5.6.240.0070.02215.51
5.6.230.0080.02015.50
5.6.220.0050.02115.60
5.6.210.0060.02115.48
5.6.200.0060.02115.61
5.6.190.0060.02115.58
5.6.180.0070.02015.41
5.6.170.0060.02115.46
5.6.160.0070.01515.56
5.6.150.0050.02315.67
5.6.140.0060.02015.61
5.6.130.0080.01715.51
5.6.120.0050.02315.74
5.6.110.0040.01615.67
5.6.100.0070.02115.59
5.6.90.0050.02115.69
5.6.80.0060.01815.47
5.6.70.0070.01315.39
5.6.60.0070.01815.34
5.6.50.0050.01815.34
5.6.40.0050.01615.47
5.6.30.0050.02015.33
5.6.20.0080.02015.42
5.6.10.0060.01815.40
5.6.00.0050.01715.46
5.5.380.0030.02314.72
5.5.370.0050.01914.89
5.5.360.0020.02414.85
5.5.350.0070.02114.88
5.5.340.0060.01914.84
5.5.330.0060.01914.80
5.5.320.0040.02214.88
5.5.310.0050.02114.88
5.5.300.0050.02014.86
5.5.290.0050.01514.95
5.5.280.0040.02414.80
5.5.270.0070.02114.91
5.5.260.0060.01814.89
5.5.250.0070.02214.84
5.5.240.0050.02014.76
5.5.230.0070.01414.76
5.5.220.0070.01814.70
5.5.210.0030.01614.67
5.5.200.0050.02114.57
5.5.190.0040.02514.80
5.5.180.0030.02414.62
5.5.170.0070.00513.16
5.5.160.0060.02114.76
5.5.150.0040.02314.47
5.5.140.0040.02214.66
5.5.130.0080.02014.73
5.5.120.0080.02014.60
5.5.110.0060.02214.65
5.5.100.0040.02314.43
5.5.90.0040.01314.53
5.5.80.0040.02014.63
5.5.70.0070.02014.56
5.5.60.0070.02114.56
5.5.50.0040.02414.58
5.5.40.0070.01914.71
5.5.30.0050.02114.58
5.5.20.0050.02014.66
5.5.10.0080.02114.71
5.5.00.0070.02114.59
5.4.450.0050.01312.79
5.4.440.0030.01512.75
5.4.430.0050.02012.86
5.4.420.0040.01612.87
5.4.410.0040.01112.84
5.4.400.0050.01512.79
5.4.390.0050.02012.75
5.4.380.0050.01912.75
5.4.370.0040.01812.73
5.4.360.0080.01712.79
5.4.350.0040.01512.75
5.4.340.0040.01712.80
5.4.330.0030.00811.28
5.4.320.0060.01912.86
5.4.310.0070.01812.72
5.4.300.0030.01912.64
5.4.290.0060.01812.69
5.4.280.0040.02112.83
5.4.270.0070.01212.69
5.4.260.0070.01912.72
5.4.250.0040.01512.79
5.4.240.0040.02112.86
5.4.230.0030.02112.83
5.4.220.0040.01912.75
5.4.210.0050.01912.77
5.4.200.0060.02012.70
5.4.190.0050.02112.73
5.4.180.0050.02012.73
5.4.170.0050.01612.70
5.4.160.0060.01712.65
5.4.150.0050.02112.74
5.4.140.0050.01912.20
5.4.130.0040.01912.25
5.4.120.0080.01612.12
5.4.110.0060.01912.18
5.4.100.0030.01512.18
5.4.90.0060.01912.26
5.4.80.0050.01912.14
5.4.70.0050.01712.10
5.4.60.0040.01812.20
5.4.50.0050.02112.27
5.4.40.0050.01312.07
5.4.30.0060.01412.29
5.4.20.0010.02112.13
5.4.10.0030.01412.11
5.4.00.0050.01212.17
5.3.290.0030.02011.69
5.3.280.0040.02111.60
5.3.270.0030.01911.58
5.3.260.0030.02011.58
5.3.250.0070.01611.58
5.3.240.0030.01311.45
5.3.230.0030.02011.60
5.3.220.0060.02011.56
5.3.210.0070.01711.59
5.3.200.0050.01511.53
5.3.190.0040.01311.59
5.3.180.0050.02211.68
5.3.170.0040.01411.64
5.3.160.0080.01611.66
5.3.150.0060.02211.65
5.3.140.0040.02011.63
5.3.130.0060.01911.56
5.3.120.0050.02011.62
5.3.110.0040.02211.58
5.3.100.0040.01211.45
5.3.90.0060.01811.53
5.3.80.0040.01911.41
5.3.70.0050.01911.37
5.3.60.0050.01911.47
5.3.50.0040.01611.48
5.3.40.0050.01811.49
5.3.30.0040.01811.45
5.3.20.0050.01911.31
5.3.10.0040.01611.27
5.3.00.0050.02011.26
5.2.170.0070.02811.22
5.2.160.0020.03611.22
5.2.150.0020.02011.22
5.2.140.0000.03511.22
5.2.130.0050.03011.22
5.2.120.0060.03011.22
5.2.110.0000.03411.22
5.2.100.0030.03311.22
5.2.90.0000.03611.22
5.2.80.0050.02511.22
5.2.70.0010.03311.22
5.2.60.0010.03311.22
5.2.50.0010.01811.22
5.2.40.0060.02811.22
5.2.30.0050.02711.22
5.2.20.0050.03711.22
5.2.10.0030.02811.22
5.2.00.0010.03111.22
5.1.60.0000.01911.22
5.1.50.0020.02911.22
5.1.40.0040.01911.22
5.1.30.0070.02011.22
5.1.20.0070.02511.22
5.1.10.0050.02711.22
5.1.00.0020.02411.22
5.0.50.0020.02411.22
5.0.40.0050.02011.22
5.0.30.0050.03211.22
5.0.20.0030.01211.22
5.0.10.0030.02011.22
5.0.00.0030.03311.22
4.4.90.0000.02211.22
4.4.80.0040.01511.22
4.4.70.0030.01811.22
4.4.60.0060.01511.22
4.4.50.0000.02011.22
4.4.40.0000.03011.22
4.4.30.0000.01711.22
4.4.20.0020.02011.22
4.4.10.0040.00811.22
4.4.00.0020.03311.22
4.3.110.0010.02111.22
4.3.100.0030.01011.22
4.3.90.0020.01311.22
4.3.80.0000.01811.22
4.3.70.0020.02011.22
4.3.60.0020.01911.22
4.3.50.0020.02011.22
4.3.40.0020.02411.22
4.3.30.0020.02111.22
4.3.20.0010.01911.22
4.3.10.0010.02111.22
4.3.00.0030.01811.22

preferences:
44.23 ms | 401 KiB | 5 Q