3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = '12345'; var_dump($a{5}); foreach($a as $b){ echo $b; }

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)
8.3.40.0120.00318.60
8.3.30.0160.00018.83
8.3.20.0080.00020.21
8.3.10.0060.00320.48
8.3.00.0040.00419.11
8.2.170.0000.01422.96
8.2.160.0100.00320.57
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00422.29
8.2.110.0070.00322.12
8.2.100.0040.00817.84
8.2.90.0080.00018.80
8.2.80.0050.00317.97
8.2.70.0050.00317.50
8.2.60.0040.00417.91
8.2.50.0050.00318.10
8.2.40.0040.00418.16
8.2.30.0040.00419.46
8.2.20.0050.00317.57
8.2.10.0090.00017.86
8.2.00.0000.00817.46
8.1.270.0060.00322.24
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0030.00624.02
8.1.230.0080.00317.70
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0040.00417.23
8.1.180.0070.00018.10
8.1.170.0040.00418.58
8.1.160.0000.00721.93
8.1.150.0050.00318.63
8.1.140.0040.00417.30
8.1.130.0000.00717.69
8.1.120.0030.00317.21
8.1.110.0040.00417.28
8.1.100.0000.00717.39
8.1.90.0020.00517.37
8.1.80.0000.00717.38
8.1.70.0030.00317.29
8.1.60.0000.00817.46
8.1.50.0040.00417.29
8.1.40.0090.00017.26
8.1.30.0000.00817.52
8.1.20.0020.00517.52
8.1.10.0030.00617.46
8.1.00.0000.00817.17
8.0.300.0080.00018.77
8.0.290.0000.00716.63
8.0.280.0000.00818.30
8.0.270.0000.00717.23
8.0.260.0040.00417.17
8.0.250.0070.00016.89
8.0.240.0060.00316.92
8.0.230.0040.00416.88
8.0.220.0070.00016.89
8.0.210.0000.00716.80
8.0.200.0030.00316.84
8.0.190.0050.00316.84
8.0.180.0000.00716.82
8.0.170.0040.00416.85
8.0.160.0060.00316.84
8.0.150.0000.00716.64
8.0.140.0000.00716.73
8.0.130.0000.00513.19
8.0.120.0000.00716.66
8.0.110.0050.00316.81
8.0.100.0040.00416.63
8.0.90.0000.00716.66
8.0.80.0070.01016.78
8.0.70.0030.00516.75
8.0.60.0000.00716.63
8.0.50.0070.00016.93
8.0.30.0080.01216.96
8.0.20.0080.01517.40
8.0.10.0000.00716.82
8.0.00.0030.01416.46
7.4.330.0060.00015.00
7.4.320.0030.00316.52
7.4.300.0000.00716.41
7.4.290.0070.00016.50
7.4.280.0050.00216.63
7.4.270.0070.00016.61
7.4.260.0080.00016.59
7.4.250.0000.00816.51
7.4.240.0040.00416.53
7.4.230.0070.00016.57
7.4.220.0070.01016.66
7.4.210.0070.00616.57
7.4.200.0030.00316.39
7.4.160.0100.00716.54
7.4.150.0120.00617.40
7.4.140.0100.01017.86
7.4.130.0070.00916.55
7.4.120.0080.00916.50
7.4.110.0120.00616.37
7.4.100.0120.01216.40
7.4.90.0060.01016.38
7.4.80.0070.01419.39
7.4.70.0060.00916.50
7.4.60.0050.01416.52
7.4.50.0040.00416.36
7.4.40.0120.00616.20
7.4.30.0110.00616.49
7.4.10.0090.00916.46
7.4.00.0050.01115.57
7.3.330.0050.00013.12
7.3.320.0000.00513.16
7.3.310.0030.00316.30
7.3.300.0000.00716.27
7.3.290.0030.01016.31
7.3.280.0050.01116.37
7.3.270.0090.00917.40
7.3.260.0090.01216.40
7.3.250.0170.00316.29
7.3.240.0140.00716.20
7.3.230.0080.00816.39
7.3.210.0050.01316.39
7.3.200.0110.00719.39
7.3.190.0120.01116.26
7.3.180.0060.01116.34
7.3.170.0100.00716.64
7.3.160.0130.00716.40
7.3.130.0090.00916.57
7.3.120.0060.01316.46
7.3.110.0060.00916.19
7.3.100.0080.00816.26
7.3.90.0060.01016.10
7.3.80.0060.00616.26
7.3.70.0090.00616.26
7.3.60.0000.01316.22
7.3.50.0030.01416.07
7.3.40.0000.01216.23
7.3.30.0100.00716.30
7.3.20.0060.00918.06
7.3.10.0100.00718.23
7.3.00.0050.00818.03
7.2.330.0090.00916.55
7.2.320.0090.00916.51
7.2.310.0110.01116.55
7.2.300.0060.01016.34
7.2.290.0070.01016.59
7.2.260.0140.00416.45
7.2.250.0140.00716.62
7.2.240.0030.01316.43
7.2.230.0060.01016.52
7.2.220.0060.00916.66
7.2.210.0100.00716.29
7.2.200.0070.01016.34
7.2.190.0060.00616.65
7.2.180.0000.01416.61
7.2.170.0070.00316.52
7.2.160.0070.01016.47
7.2.150.0070.01018.26
7.2.140.0100.01018.25
7.2.130.0030.01318.29
7.2.120.0030.01618.20
7.2.110.0080.00418.30
7.2.100.0110.00418.29
7.2.90.0130.00618.44
7.2.80.0070.01018.29
7.2.70.0060.00618.33
7.2.60.0070.01018.30
7.2.50.0030.01418.37
7.2.40.0100.01018.36
7.2.30.0040.00718.20
7.2.20.0090.00618.24
7.2.10.0130.00318.22
7.2.00.0080.00618.62
7.1.330.0070.00717.59
7.1.320.0090.00617.61
7.1.310.0040.01117.26
7.1.300.0000.01117.09
7.1.290.0070.00717.36
7.1.280.0030.00617.32
7.1.270.0080.00617.38
7.1.260.0030.01217.40
7.1.250.0140.00517.49
7.1.240.0060.00917.19
7.1.230.0040.01217.40
7.1.220.0080.00817.13
7.1.210.0060.01017.29
7.1.200.0090.00617.32
7.1.190.0110.00317.24
7.1.180.0060.00617.27
7.1.170.0030.00817.24
7.1.160.0090.00617.36
7.1.150.0000.00917.16
7.1.140.0060.00917.27
7.1.130.0040.00817.21
7.1.120.0040.00817.22
7.1.110.0040.01117.29
7.1.100.0030.00917.67
7.1.90.0060.00317.27
7.1.80.0100.00317.36
7.1.70.0030.00617.10
7.1.60.0090.00918.19
7.1.50.0020.01217.14
7.1.40.0060.01017.31
7.1.30.0070.00717.30
7.1.20.0000.01417.29
7.1.10.0130.00317.44
7.1.00.0080.03819.87
7.0.330.0120.00316.88
7.0.320.0090.00416.75
7.0.310.0030.01516.98
7.0.300.0030.01417.02
7.0.290.0100.00316.76
7.0.280.0040.00417.14
7.0.270.0070.00716.98
7.0.260.0120.00016.94
7.0.250.0050.00516.99
7.0.240.0130.00016.87
7.0.230.0070.00716.84
7.0.220.0030.01117.12
7.0.210.0060.00817.04
7.0.200.0090.00216.73
7.0.190.0070.00716.85
7.0.180.0100.00317.02
7.0.170.0030.01017.03
7.0.160.0040.00817.01
7.0.150.0060.00617.11
7.0.140.0030.04219.41
7.0.130.0070.00716.93
7.0.120.0040.01116.83
7.0.110.0040.01117.05
7.0.100.0080.00816.91
7.0.90.0070.01016.89
7.0.80.0090.00617.05
7.0.70.0110.00316.80
7.0.60.0070.03718.39
7.0.50.0070.04417.48
7.0.40.0030.02617.55
7.0.30.0180.02117.45
7.0.20.0220.04017.49
7.0.10.0060.02817.57
7.0.00.0080.02817.52
5.6.400.0060.00915.66
5.6.390.0100.00715.81
5.6.380.0100.01015.80
5.6.370.0080.00315.77
5.6.360.0120.00315.58
5.6.350.0000.01615.88
5.6.340.0090.00615.81
5.6.330.0060.00916.09
5.6.320.0080.00815.98
5.6.310.0070.00315.77
5.6.300.0100.00615.73
5.6.290.0040.01115.54
5.6.280.0060.04018.31
5.6.270.0070.00715.91
5.6.260.0090.00615.92
5.6.250.0100.00715.94
5.6.240.0000.01415.75
5.6.230.0090.00615.91
5.6.220.0100.00315.87
5.6.210.0100.02218.11
5.6.200.0070.04717.03
5.6.190.0050.04318.11
5.6.180.0090.02418.38
5.6.170.0120.02518.14
5.6.160.0030.04818.06
5.6.150.0050.04316.93
5.6.140.0110.04017.07
5.6.130.0090.02017.15
5.6.120.0090.04518.38
5.6.110.0070.04118.44
5.6.100.0070.04018.42
5.6.90.0050.04518.25
5.6.80.0040.03617.96
5.6.70.2260.02018.13
5.6.60.0100.00315.86
5.6.50.0070.00415.59
5.6.40.0000.00915.70
5.6.30.0070.01115.79
5.6.20.0030.00815.70
5.6.10.0030.01015.77
5.6.00.0060.00315.67
5.5.380.0030.01615.33
5.5.370.0040.01615.64
5.5.360.0080.01315.61
5.5.350.0100.04018.02
5.5.340.0040.02716.81
5.5.330.0090.03617.93
5.5.320.0180.03717.87
5.5.310.0100.02917.82
5.5.300.0060.02616.82
5.5.290.0080.03416.93
5.5.280.0040.03218.25
5.5.270.0090.02518.30
5.5.260.0050.02518.07
5.5.250.0040.04918.11
5.5.240.0030.05117.93
5.5.230.0100.00715.59
5.5.220.0070.00715.57
5.5.210.0070.00715.58
5.5.200.0110.00715.62
5.5.190.0120.00315.58
5.5.180.0040.01115.79
5.5.170.0070.00715.52
5.5.160.0030.00915.46
5.5.150.0090.00915.54
5.5.140.0090.00915.53
5.5.130.0070.01015.84
5.5.120.0030.00715.63
5.5.110.0000.01415.39
5.5.100.0070.01015.53
5.5.90.0060.00615.80
5.5.80.0060.01215.57
5.5.70.0070.01015.69
5.5.60.0120.00815.45
5.5.50.0060.00815.65
5.5.40.0120.00915.61
5.5.30.0150.00215.25
5.5.20.0100.01015.29
5.5.10.0030.01515.47
5.5.00.0090.01015.48
5.4.450.0180.02715.89
5.4.440.0140.02815.86
5.4.430.0250.02515.84
5.4.420.0220.02515.94
5.4.410.0280.02315.84
5.4.400.0080.02315.88
5.4.390.0120.02415.86
5.4.380.0640.04015.56
5.4.370.0500.03515.46
5.4.360.0530.02715.50
5.4.350.0550.03115.48
5.4.340.0550.03115.44
5.4.330.0040.00712.35
5.4.320.0060.02012.38
5.4.310.0090.02212.41
5.4.300.0050.02712.39
5.4.290.0050.02412.45
5.4.280.0050.02212.29
5.4.270.0100.02712.32
5.4.260.0080.02012.30
5.4.250.0070.02012.29
5.4.240.0050.02112.29
5.4.230.0050.02812.29
5.4.220.0040.03212.36
5.4.210.0050.02312.28
5.4.200.0050.02412.29
5.4.190.0060.02012.29
5.4.180.0070.02112.28
5.4.170.0060.02312.38
5.4.160.0100.02412.36
5.4.150.0090.02712.29
5.4.140.0040.02412.16
5.4.130.0050.02212.19
5.4.120.0090.01912.14
5.4.110.0070.02012.14
5.4.100.0070.01912.11
5.4.90.0070.02312.13
5.4.80.0080.02112.14
5.4.70.0050.02912.10
5.4.60.0080.02312.16
5.4.50.0020.02312.19
5.4.40.0100.01712.27
5.4.30.0020.02612.11
5.4.20.0070.02112.17
5.4.10.0060.02612.09
5.4.00.0060.02511.97
5.3.290.0090.04112.80
5.3.280.0060.03812.71
5.3.270.0080.03912.73
5.3.260.0130.04012.72
5.3.250.0070.03712.72
5.3.240.0090.03412.71
5.3.230.0060.03912.71
5.3.220.0040.03912.68
5.3.210.0060.04412.68
5.3.200.0060.04112.68
5.3.190.0080.04412.68
5.3.180.0080.03912.67
5.3.170.0040.05012.67
5.3.160.0090.04612.67
5.3.150.0070.04112.67
5.3.140.0120.04212.66
5.3.130.0110.05012.65
5.3.120.0050.04212.66
5.3.110.0080.04612.65
5.3.100.0070.03512.12
5.3.90.0030.03912.09
5.3.80.0050.04012.08
5.3.70.0060.04212.07
5.3.60.0060.04212.07
5.3.50.0050.03712.00
5.3.40.0030.03912.00
5.3.30.0080.03211.94
5.3.20.0040.03611.72
5.3.10.0040.03611.69
5.3.00.0070.04511.68
5.2.170.0060.0289.18
5.2.160.0040.0299.18
5.2.150.0040.0309.18
5.2.140.0060.0389.18
5.2.130.0060.0279.13
5.2.120.0070.0399.14
5.2.110.0060.0349.14
5.2.100.0050.0379.13
5.2.90.0060.0389.14
5.2.80.0070.0319.13
5.2.70.0060.0309.13
5.2.60.0010.0339.09
5.2.50.0020.0329.06
5.2.40.0060.0329.03
5.2.30.0050.0299.01
5.2.20.0080.0339.00
5.2.10.0080.0258.92
5.2.00.0050.0288.77
5.1.60.0040.0338.06
5.1.50.0050.0318.05
5.1.40.0040.0298.04
5.1.30.0050.0258.39
5.1.20.0060.0258.41
5.1.10.0050.0248.13
5.1.00.0030.0278.13
5.0.50.0050.0246.62
5.0.40.0060.0166.47
5.0.30.0030.0316.29
5.0.20.0040.0196.26
5.0.10.0030.0196.23
5.0.00.0040.0346.23
4.4.90.0060.0124.78
4.4.80.0030.0174.76
4.4.70.0000.0284.76
4.4.60.0020.0284.75
4.4.50.0020.0294.77
4.4.40.0030.0254.71
4.4.30.0040.0254.76
4.4.20.0030.0144.84
4.4.10.0010.0184.85
4.4.00.0040.0234.76
4.3.110.0040.0144.67
4.3.100.0010.0184.67
4.3.90.0040.0134.63
4.3.80.0040.0234.58
4.3.70.0020.0224.63
4.3.60.0030.0204.63
4.3.50.0050.0194.63
4.3.40.0040.0234.53
4.3.30.0020.0163.29
4.3.20.0010.0263.25
4.3.10.0030.0143.22
4.3.00.0030.01719.45

preferences:
42.84 ms | 400 KiB | 5 Q