3v4l.org

run code in 300+ PHP versions simultaneously
<?php function camelCase($value){ $studly = ucwords(str_replace(array('-', '_'), ' ', $value)); return str_replace(' ','',lcfirst($studly)); } echo camelCase('ask-simple-answer');

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)
8.3.60.0120.00316.25
8.3.50.0120.00522.86
8.3.40.0110.00318.41
8.3.30.0130.00718.79
8.3.20.0000.00720.34
8.3.10.0000.00823.45
8.3.00.0080.00017.38
8.2.180.0170.00318.29
8.2.170.0090.00922.96
8.2.160.0030.01020.38
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0070.01119.54
8.2.110.0070.00322.26
8.2.100.0120.00017.78
8.2.90.0040.00419.26
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0000.00817.91
8.2.50.0030.00518.07
8.2.40.0060.00319.94
8.2.30.0030.00518.07
8.2.20.0070.00017.73
8.2.10.0040.00417.87
8.2.00.0000.00817.67
8.1.280.0110.01125.92
8.1.270.0000.00823.82
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.77
8.1.230.0040.00718.97
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0000.01217.13
8.1.190.0030.00617.10
8.1.180.0000.00718.10
8.1.170.0050.00318.59
8.1.160.0040.00421.95
8.1.150.0000.00818.88
8.1.140.0040.00417.39
8.1.130.0000.00717.81
8.1.120.0030.00317.41
8.1.110.0000.00717.31
8.1.100.0070.00017.31
8.1.90.0040.00417.43
8.1.80.0000.00817.32
8.1.70.0000.00717.28
8.1.60.0000.00917.53
8.1.50.0060.00317.41
8.1.40.0040.00417.48
8.1.30.0040.00417.55
8.1.20.0070.00017.61
8.1.10.0040.00417.53
8.1.00.0000.00817.45
8.0.300.0040.00418.77
8.0.290.0040.00416.60
8.0.280.0040.00418.36
8.0.270.0000.00817.31
8.0.260.0040.00417.25
8.0.250.0000.00716.95
8.0.240.0030.00316.91
8.0.230.0000.00716.75
8.0.220.0000.00616.73
8.0.210.0030.00316.79
8.0.200.0030.00316.93
8.0.190.0040.00416.86
8.0.180.0070.00016.74
8.0.170.0060.00316.88
8.0.160.0030.00316.82
8.0.150.0000.00716.82
8.0.140.0040.00316.72
8.0.130.0000.00813.19
8.0.120.0070.00016.82
8.0.110.0030.00516.83
8.0.100.0080.00016.61
8.0.90.0070.00016.84
8.0.80.0150.00016.82
8.0.70.0040.00416.93
8.0.60.0000.00716.66
8.0.50.0000.00716.64
8.0.30.0130.00617.04
8.0.20.0130.00817.40
8.0.10.0070.00016.96
8.0.00.0080.01116.77
7.4.330.0050.00015.00
7.4.320.0070.00016.53
7.4.300.0030.00516.55
7.4.290.0070.00016.45
7.4.280.0050.00316.61
7.4.270.0000.00716.49
7.4.260.0030.00316.43
7.4.250.0000.00716.61
7.4.240.0050.00216.49
7.4.230.0030.00316.25
7.4.220.0070.01016.69
7.4.210.0060.01216.65
7.4.200.0000.00716.61
7.4.160.0090.00616.51
7.4.150.0060.01317.40
7.4.140.0100.00917.86
7.4.130.0090.00816.38
7.4.120.0120.01016.58
7.4.110.0000.01616.66
7.4.100.0100.00716.39
7.4.90.0040.01416.52
7.4.80.0120.00619.39
7.4.70.0120.00616.42
7.4.60.0140.00416.41
7.4.50.0050.00316.39
7.4.40.0130.00316.46
7.4.30.0140.00816.52
7.4.00.0040.01215.09
7.3.330.0000.00513.10
7.3.320.0020.00213.10
7.3.310.0000.00716.18
7.3.300.0040.00416.10
7.3.290.0090.00616.15
7.3.280.0100.00616.24
7.3.270.0150.00317.40
7.3.260.0120.00616.42
7.3.250.0090.00816.16
7.3.240.0030.01516.47
7.3.230.0070.01016.39
7.3.210.0140.00716.28
7.3.200.0000.01719.39
7.3.190.0100.01016.26
7.3.180.0090.00616.50
7.3.170.0060.00916.48
7.3.160.0100.00716.46
7.3.10.0080.00316.84
7.3.00.0000.01216.77
7.2.330.0030.01416.32
7.2.320.0060.01216.45
7.2.310.0160.00016.78
7.2.300.0120.00916.66
7.2.290.0060.01016.63
7.2.130.0070.00317.00
7.2.120.0120.00016.88
7.2.110.0030.00916.96
7.2.100.0040.00816.69
7.2.90.0070.00316.75
7.2.80.0040.00816.89
7.2.70.0000.01317.07
7.2.60.0030.00916.95
7.2.50.0030.01016.86
7.2.40.0000.01116.69
7.2.30.0040.00717.04
7.2.20.0060.00616.96
7.2.10.0070.00417.04
7.2.00.0030.00716.90
7.1.250.0030.00515.72
7.1.200.0340.00515.70
7.1.100.0140.00318.28
7.1.70.0000.00816.95
7.1.60.0040.02219.40
7.1.50.0110.00316.79
7.1.00.0030.07722.34
7.0.200.0080.00316.78
7.0.140.0070.07021.90
7.0.60.0070.08719.92
7.0.50.0100.08017.82
7.0.40.0000.06020.23
7.0.30.0330.04020.09
7.0.20.0330.03720.19
7.0.10.0100.05320.07
7.0.00.0170.07020.21
5.6.280.0070.07021.07
5.6.210.0030.07320.51
5.6.200.0070.04018.19
5.6.190.0030.08320.63
5.6.180.0330.06720.64
5.6.170.0270.05020.55
5.6.160.0070.04020.50
5.6.150.0070.08718.29
5.6.140.0070.08018.27
5.6.130.0070.08018.30
5.6.120.0070.05721.00
5.6.110.0100.08321.02
5.6.100.0030.06020.89
5.6.90.0100.04021.13
5.6.80.0030.04020.52
5.5.350.0030.08020.38
5.5.340.0100.07017.99
5.5.330.0130.08720.25
5.5.320.0100.07720.20
5.5.310.0270.07320.42
5.5.300.0030.07717.97
5.5.290.0000.04718.09
5.5.280.0070.05320.88
5.5.270.0070.08020.73
5.5.260.0100.07720.89
5.5.250.0100.03720.69
5.5.240.0370.06720.36
5.4.450.0230.03019.53
5.4.440.0230.03719.64
5.4.430.0170.04319.41
5.4.420.0170.03319.39
5.4.410.0100.04019.39
5.4.400.0230.05019.14
5.4.390.0270.06019.09
5.4.380.0230.07319.20
5.4.370.0300.04318.99
5.4.360.0200.07319.22
5.4.350.0300.07319.19
5.4.340.0200.07019.08
5.4.320.0270.07019.24
5.4.310.0270.07019.06
5.4.300.0330.05719.24
5.4.290.0230.07019.14
5.4.280.0270.07719.19
5.4.270.0230.03719.21
5.4.260.0200.07319.19
5.4.250.0270.06719.13
5.4.240.0300.04718.94
5.4.230.0130.05018.94
5.4.220.0230.05019.08
5.4.210.0200.07019.23
5.4.200.0300.04719.29
5.4.190.0200.08019.15
5.4.180.0330.06718.95
5.4.170.0230.05719.12
5.4.160.0330.06319.13
5.4.150.0270.05319.11
5.4.140.0230.04016.39
5.4.130.0200.04016.32
5.4.120.0270.07016.28
5.4.110.0300.06016.36
5.4.100.0270.03316.46
5.4.90.0130.04316.57
5.4.80.0200.07316.56
5.4.70.0230.06716.54
5.4.60.0200.07016.53
5.4.50.0230.06016.37
5.4.40.0170.06316.20
5.4.30.0170.07316.25
5.4.20.0170.04716.53
5.4.10.0270.05716.51
5.4.00.0270.06715.84
5.3.290.0300.04014.67
5.3.280.0230.04714.67
5.3.270.0270.06714.60
5.3.260.0300.06014.68
5.3.250.0230.04314.66
5.3.240.0400.05314.62
5.3.230.0170.04014.50
5.3.220.0270.06714.64
5.3.210.0200.06314.48
5.3.200.0230.07014.54
5.3.190.0200.05314.72
5.3.180.0170.04314.55
5.3.170.0230.05014.63
5.3.160.0330.05314.48
5.3.150.0200.07314.48
5.3.140.0270.06314.55
5.3.130.0300.07014.46
5.3.120.0300.06714.52
5.3.110.0300.06314.52
5.3.100.0300.05714.20
5.3.90.0200.06014.18
5.3.80.0230.07313.99
5.3.70.0230.07014.09
5.3.60.0330.05714.01
5.3.50.0230.04313.85
5.3.40.0300.06313.92
5.3.30.0270.05713.91
5.3.20.0200.05713.91
5.3.10.0230.04313.68
5.3.00.0270.06713.56
5.2.170.0200.02712.27
5.2.160.0300.02712.27
5.2.150.0130.04312.27
5.2.140.0130.06012.27
5.2.130.0230.04712.27
5.2.120.0200.03312.27
5.2.110.0170.04312.27
5.2.100.0200.04712.27
5.2.90.0230.04312.27
5.2.80.0270.04712.27
5.2.70.0170.06312.27
5.2.60.0230.04312.30
5.2.50.0230.05712.30
5.2.40.0170.06012.30
5.2.30.0100.05712.30
5.2.20.0200.05312.30
5.2.10.0170.05012.30
5.2.00.0170.02712.30
5.1.60.0100.03012.30
5.1.50.0100.05312.30
5.1.40.0170.04312.30
5.1.30.0170.04012.30
5.1.20.0170.05712.30
5.1.10.0170.05312.30
5.1.00.0170.04312.30
5.0.50.0100.04012.30
5.0.40.0170.03312.30
5.0.30.0030.06312.30
5.0.20.0230.02012.30
5.0.10.0100.03712.30
5.0.00.0100.06312.30
4.4.90.0100.03012.30
4.4.80.0070.03012.30
4.4.70.0100.03312.30
4.4.60.0100.03312.30
4.4.50.0070.03312.30
4.4.40.0100.05012.30
4.4.30.0070.03712.30
4.4.20.0130.03012.30
4.4.10.0070.03012.30
4.4.00.0030.05312.30
4.3.110.0130.03012.30
4.3.100.0070.02012.30
4.3.90.0130.02312.30
4.3.80.0130.04712.30
4.3.70.0100.01712.30
4.3.60.0070.02012.30
4.3.50.0030.03712.30
4.3.40.0070.03312.30
4.3.30.0000.04012.30
4.3.20.0070.03012.30
4.3.10.0000.02712.30
4.3.00.0070.03312.30

preferences:
54.28 ms | 400 KiB | 5 Q