3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "MyCamelCase"; echo $string[7];

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)
8.3.40.0060.00818.76
8.3.30.0140.00020.21
8.3.20.0040.00420.09
8.3.10.0040.00421.95
8.3.00.0050.00322.44
8.2.170.0090.00922.96
8.2.160.0100.00322.09
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00421.00
8.2.110.0000.00922.20
8.2.100.0000.01217.76
8.2.90.0070.00019.36
8.2.80.0000.00919.21
8.2.70.0030.00617.63
8.2.60.0000.00818.16
8.2.50.0030.00518.07
8.2.40.0000.00818.16
8.2.30.0000.00719.43
8.2.20.0000.00717.78
8.2.10.0040.00417.59
8.2.00.0000.00717.61
8.1.270.0070.00323.99
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0080.00022.04
8.1.230.0070.00419.14
8.1.220.0040.00417.74
8.1.210.0090.00018.77
8.1.200.0040.00417.10
8.1.190.0040.00417.41
8.1.180.0030.00618.10
8.1.170.0040.00418.64
8.1.160.0070.00018.91
8.1.150.0000.00718.48
8.1.140.0040.00417.29
8.1.130.0000.00717.82
8.1.120.0040.00317.38
8.1.110.0040.00417.42
8.1.100.0000.00717.39
8.1.90.0000.00817.34
8.1.80.0040.00417.44
8.1.70.0000.00817.39
8.1.60.0060.00317.58
8.1.50.0030.00517.46
8.1.40.0080.00017.45
8.1.30.0070.00017.57
8.1.20.0050.00217.52
8.1.10.0000.00817.63
8.1.00.0070.00017.51
8.0.300.0030.00618.77
8.0.290.0040.00416.92
8.0.280.0000.00818.42
8.0.270.0070.00017.26
8.0.260.0030.00316.72
8.0.250.0030.00316.99
8.0.240.0000.00816.88
8.0.230.0000.00716.77
8.0.220.0000.00716.70
8.0.210.0000.00716.82
8.0.200.0030.00316.92
8.0.190.0000.00816.90
8.0.180.0040.00416.73
8.0.170.0080.00016.89
8.0.160.0070.00016.92
8.0.150.0070.00016.80
8.0.140.0050.00216.69
8.0.130.0080.00013.28
8.0.120.0060.00316.77
8.0.110.0050.00316.71
8.0.100.0070.00016.66
8.0.90.0030.00616.65
8.0.80.0000.01716.86
8.0.70.0040.00416.60
8.0.60.0040.00416.70
8.0.50.0040.00416.86
8.0.30.0170.00316.90
8.0.20.0110.00717.40
8.0.10.0030.00517.05
8.0.00.0140.01016.69
7.4.330.0000.00615.03
7.4.320.0030.00316.50
7.4.300.0060.00016.36
7.4.290.0000.00716.43
7.4.280.0030.00516.34
7.4.270.0000.00716.56
7.4.260.0000.00713.07
7.4.250.0030.00516.40
7.4.240.0030.00316.41
7.4.230.0030.00316.60
7.4.220.0070.01116.40
7.4.210.0060.00816.53
7.4.200.0000.00716.63
7.4.190.0040.00416.53
7.4.160.0060.00916.44
7.4.150.0120.00817.40
7.4.140.0100.00717.86
7.4.130.0050.01216.47
7.4.120.0090.00916.36
7.4.110.0030.01316.62
7.4.100.0070.01016.30
7.4.90.0060.01216.54
7.4.80.0000.01819.39
7.4.70.0090.00616.31
7.4.60.0070.01016.45
7.4.50.0080.00016.63
7.4.40.0140.00322.77
7.4.30.0060.01016.48
7.4.00.0060.00914.91
7.3.330.0050.00013.03
7.3.320.0030.00313.03
7.3.310.0030.00316.02
7.3.300.0030.00316.24
7.3.290.0120.00816.19
7.3.280.0080.01016.21
7.3.270.0070.01017.40
7.3.260.0160.00016.33
7.3.250.0120.00816.33
7.3.240.0090.01216.44
7.3.230.0170.00016.39
7.3.210.0130.00316.37
7.3.200.0140.02619.39
7.3.190.0130.00316.21
7.3.180.0080.00816.41
7.3.170.0080.00816.44
7.3.160.0060.00916.59
7.3.120.0060.00914.74
7.2.330.0070.01016.65
7.2.320.0090.01316.65
7.2.310.0130.00316.62
7.2.300.0130.00316.56
7.2.290.0120.00616.49
7.2.00.0070.00719.22
7.1.100.0000.01018.25
7.1.70.0000.00716.97
7.1.60.0030.01919.32
7.1.50.0080.01216.73
7.1.00.0030.03322.37
7.0.200.0000.00816.58
7.0.140.0000.09722.09
7.0.100.0030.04319.90
7.0.90.0030.05719.82
7.0.80.0100.07719.91
7.0.70.0070.08319.78
7.0.60.0100.07719.90
7.0.50.0030.04720.29
7.0.40.0100.07720.09
7.0.30.0070.07720.14
7.0.20.0100.04720.10
7.0.10.0030.05020.05
7.0.00.0070.04719.90
5.6.280.0030.07320.85
5.6.250.0130.05020.44
5.6.240.0070.07320.67
5.6.230.0070.08320.61
5.6.220.0030.06020.44
5.6.210.0030.08320.53
5.6.200.0030.08020.89
5.6.190.0130.07321.00
5.6.180.0070.05321.12
5.6.170.0030.08721.05
5.6.160.0030.07721.09
5.6.150.0070.07720.90
5.6.140.0070.08020.96
5.6.130.0100.08020.98
5.6.120.0130.07020.91
5.6.110.0130.08021.02
5.6.100.0100.06720.86
5.6.90.0100.08321.10
5.6.80.0100.06320.44
5.6.70.0070.07720.30
5.6.60.0130.07720.32
5.6.50.0030.07320.44
5.6.40.0170.05320.24
5.6.30.0030.04020.36
5.6.20.0170.06320.39
5.6.10.0070.06720.34
5.6.00.0100.03320.40
5.5.380.0070.08320.50
5.5.370.0030.07320.36
5.5.360.0070.07720.28
5.5.350.0030.08320.38
5.5.340.0170.07020.78
5.5.330.0170.04320.88
5.5.320.0070.08020.82
5.5.310.0130.05720.59
5.5.300.0100.08320.82
5.5.290.0100.06320.71
5.5.280.0130.05320.73
5.5.270.0130.07720.85
5.5.260.0030.06320.70
5.5.250.0070.07020.50
5.5.240.0070.08020.15
5.5.230.0000.06720.16
5.5.220.0030.06020.12
5.5.210.0070.06720.06
5.5.200.0100.03720.19
5.5.190.0030.07719.94
5.5.180.0030.04020.23
5.5.160.0030.07720.14
5.5.150.0030.03720.21
5.5.140.0070.07720.21
5.5.130.0070.06320.07
5.5.120.0030.06020.03
5.5.110.0100.06720.22
5.5.100.0130.07020.12
5.5.90.0100.06719.92
5.5.80.0030.06019.93
5.5.70.0070.07020.07
5.5.60.0070.04320.01
5.5.50.0100.06320.07
5.5.40.0170.05720.11
5.5.30.0070.08020.04
5.5.20.0030.05720.01
5.5.10.0030.04719.97
5.5.00.0100.05320.00
5.4.450.0000.05019.29
5.4.440.0070.07319.37
5.4.430.0030.07319.39
5.4.420.0070.04319.36
5.4.410.0100.05719.01
5.4.400.0100.05319.15
5.4.390.0000.04319.02
5.4.380.0000.04319.19
5.4.370.0070.04319.07
5.4.360.0130.06718.99
5.4.350.0070.07719.23
5.4.340.0000.04019.07
5.4.320.0070.06718.80
5.4.310.0070.07719.07
5.4.300.0030.08019.12
5.4.290.0030.05718.98
5.4.280.0070.06719.04
5.4.270.0070.06318.96
5.4.260.0100.04718.81
5.4.250.0100.06319.23
5.4.240.0130.06319.18
5.4.230.0100.05319.14
5.4.220.0070.07318.97
5.4.210.0030.04019.00
5.4.200.0030.07319.11
5.4.190.0070.07019.09
5.4.180.0030.04018.89
5.4.170.0070.07719.22
5.4.160.0100.07019.09
5.4.150.0030.07718.96
5.4.140.0100.07016.22
5.4.130.0130.06316.34
5.4.120.0030.06316.28
5.4.110.0070.06316.21
5.4.100.0100.07316.42
5.4.90.0130.06316.34
5.4.80.0100.07016.20
5.4.70.0030.03716.43
5.4.60.0130.06716.28
5.4.50.0100.06016.34
5.4.40.0100.07016.44
5.4.30.0070.04016.13
5.4.20.0030.07316.33
5.4.10.0070.04016.43
5.4.00.0030.07715.78
5.3.290.0030.06714.65
5.3.280.0070.07314.59
5.3.270.0030.04714.46
5.3.260.0000.04714.45
5.3.250.0030.07714.46
5.3.240.0000.08014.47
5.3.230.0000.04714.46
5.3.220.0130.06714.57
5.3.210.0070.07714.55
5.3.200.0170.06314.52
5.3.190.0030.08314.54
5.3.180.0000.04014.56
5.3.170.0030.04014.41
5.3.160.0070.07314.54
5.3.150.0100.06014.53
5.3.140.0100.07314.55
5.3.130.0100.07314.50
5.3.120.0030.05714.41
5.3.110.0070.05314.54
5.3.100.0030.06713.98
5.3.90.0030.06713.84
5.3.80.0000.04714.00
5.3.70.0100.05013.97
5.3.60.0000.04714.00
5.3.50.0000.04713.90
5.3.40.0070.05313.89
5.3.30.0100.03713.84
5.3.20.0030.06313.69
5.3.10.0000.05013.66
5.3.00.0100.07013.61
5.2.170.0030.03011.21
5.2.160.0000.05711.14
5.2.150.0000.06711.13
5.2.140.0000.06010.93
5.2.130.0030.06011.09
5.2.120.0070.06311.03
5.2.110.0030.05310.94
5.2.100.0000.06011.04
5.2.90.0030.03311.09
5.2.80.0030.05710.94
5.2.70.0070.06011.04
5.2.60.0030.05010.90
5.2.50.0030.05710.88
5.2.40.0030.04710.84
5.2.30.0000.05310.96
5.2.20.0170.05010.81
5.2.10.0000.05310.79
5.2.00.0030.06310.71
5.1.60.0000.05710.06
5.1.50.0070.0339.98
5.1.40.0000.0409.97
5.1.30.0100.05310.25
5.1.20.0170.04310.36
5.1.10.0070.0439.94
5.1.00.0130.0209.91
5.0.50.0030.0479.50
5.0.40.0030.0379.50
5.0.30.0030.0639.50
5.0.20.0070.0379.50
5.0.10.0030.0439.50
5.0.00.0070.0579.50
4.4.90.0030.0339.50
4.4.80.0030.0339.50
4.4.70.0000.0379.50
4.4.60.0030.0379.50
4.4.50.0070.0279.50
4.4.40.0030.0509.50
4.4.30.0000.0209.50
4.4.20.0000.0379.50
4.4.10.0000.0379.50
4.4.00.0000.0339.50
4.3.110.0000.0379.50
4.3.100.0000.0339.50
4.3.90.0070.0339.50
4.3.80.0000.0579.50
4.3.70.0100.0179.50
4.3.60.0000.0339.50
4.3.50.0000.0209.50
4.3.40.0000.0409.50
4.3.30.0000.0379.50
4.3.20.0000.0379.50
4.3.10.0070.0309.50
4.3.00.0000.0209.50

preferences:
65.86 ms | 400 KiB | 5 Q