3v4l.org

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

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)
8.3.60.0090.00616.75
8.3.50.0120.01022.82
8.3.40.0150.00618.64
8.3.30.0100.01019.08
8.3.20.0040.00420.30
8.3.10.0080.00023.65
8.3.00.0050.00317.50
8.2.180.0120.00616.63
8.2.170.0070.01122.96
8.2.160.0070.00720.39
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0090.00026.16
8.2.120.0040.00420.98
8.2.110.0100.00722.25
8.2.100.0080.00317.91
8.2.90.0040.00419.27
8.2.80.0050.00317.97
8.2.70.0050.00317.63
8.2.60.0060.00317.79
8.2.50.0050.00318.07
8.2.40.0000.00820.06
8.2.30.0040.00418.06
8.2.20.0080.00017.68
8.2.10.0000.00818.10
8.2.00.0040.00417.55
8.1.280.0070.01025.92
8.1.270.0060.00323.95
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00624.02
8.1.230.0070.00419.02
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0120.00017.23
8.1.190.0050.00317.13
8.1.180.0000.00818.10
8.1.170.0080.00018.55
8.1.160.0000.00721.85
8.1.150.0030.00618.77
8.1.140.0040.00417.32
8.1.130.0000.00617.74
8.1.120.0000.00717.41
8.1.110.0000.00817.29
8.1.100.0070.00017.35
8.1.90.0000.00717.35
8.1.80.0080.00017.42
8.1.70.0000.00817.31
8.1.60.0040.00417.63
8.1.50.0000.00917.48
8.1.40.0030.00617.51
8.1.30.0040.00417.48
8.1.20.0040.00417.54
8.1.10.0070.00017.54
8.1.00.0040.00417.42
8.0.300.0050.00318.77
8.0.290.0000.00716.63
8.0.280.0030.00318.39
8.0.270.0000.00717.25
8.0.260.0000.00617.25
8.0.250.0030.00316.95
8.0.240.0000.00716.82
8.0.230.0030.00316.73
8.0.220.0070.00016.74
8.0.210.0070.00016.81
8.0.200.0000.00616.88
8.0.190.0000.00716.80
8.0.180.0070.00016.74
8.0.170.0030.00516.82
8.0.160.0050.00216.71
8.0.150.0080.00016.82
8.0.140.0000.00716.81
8.0.130.0050.00013.22
8.0.120.0040.00416.82
8.0.110.0040.00416.74
8.0.100.0000.00716.72
8.0.90.0040.00416.88
8.0.80.0040.01116.80
8.0.70.0070.00016.78
8.0.60.0000.00716.77
8.0.50.0000.00716.93
8.0.30.0080.01117.13
8.0.20.0060.01317.40
8.0.10.0050.00316.73
8.0.00.0070.01216.77
7.4.330.0000.00515.07
7.4.320.0040.00416.54
7.4.300.0030.00316.49
7.4.290.0040.00416.45
7.4.280.0050.00316.43
7.4.270.0030.00316.49
7.4.260.0000.00716.46
7.4.250.0050.00316.43
7.4.240.0040.00416.52
7.4.230.0030.00316.60
7.4.220.0110.00416.54
7.4.210.0070.00716.65
7.4.200.0000.00716.67
7.4.160.0060.00916.52
7.4.150.0150.00417.40
7.4.140.0140.00517.86
7.4.130.0060.01116.54
7.4.120.0130.00516.53
7.4.110.0130.00916.61
7.4.100.0150.00416.42
7.4.90.0160.00316.49
7.4.80.0100.01119.39
7.4.70.0130.00616.39
7.4.60.0110.00616.41
7.4.50.0040.00416.29
7.4.40.0040.01216.45
7.4.30.0160.00316.54
7.4.00.0070.00714.87
7.3.330.0030.00313.23
7.3.320.0000.00513.31
7.3.310.0000.00716.10
7.3.300.0060.00016.23
7.3.290.0030.01016.23
7.3.280.0080.00816.25
7.3.270.0170.00317.40
7.3.260.0140.01016.58
7.3.250.0090.01216.39
7.3.240.0030.01316.19
7.3.230.0160.00016.49
7.3.210.0100.00616.18
7.3.200.0130.00319.39
7.3.190.0110.00516.60
7.3.180.0090.00916.32
7.3.170.0100.00616.36
7.3.160.0100.00516.50
7.3.120.0100.01014.57
7.3.110.0070.01114.80
7.3.100.0100.00615.07
7.3.90.0000.01614.66
7.3.80.0080.00814.69
7.3.70.0000.01214.83
7.3.60.0070.00414.82
7.3.50.0030.00714.81
7.3.40.0120.00614.58
7.3.30.0060.00914.60
7.3.20.0060.00916.33
7.3.10.0100.00716.52
7.3.00.0000.01016.72
7.2.330.0130.01016.32
7.2.320.0040.01316.54
7.2.310.0070.01016.68
7.2.300.0110.00616.50
7.2.290.0170.00416.42
7.2.250.0070.01114.87
7.2.240.0070.01314.93
7.2.230.0100.00614.71
7.2.220.0030.00715.18
7.2.210.0000.01814.96
7.2.200.0040.01114.97
7.2.190.0070.00715.07
7.2.180.0090.00415.12
7.2.170.0060.00614.59
7.2.110.0080.01216.52
7.2.100.0080.01316.36
7.2.90.0160.00816.58
7.2.80.0070.01616.36
7.2.70.0220.00716.93
7.2.60.0040.02216.98
7.2.50.0200.00016.86
7.2.40.0000.01716.82
7.2.30.0030.01016.88
7.2.20.0070.00716.87
7.2.10.0000.01216.92
7.2.00.0030.01017.92
7.1.330.0070.01015.52
7.1.320.0080.00615.82
7.1.310.0030.01415.82
7.1.300.0090.00615.94
7.1.290.0060.00615.75
7.1.280.0060.00615.93
7.1.270.0080.00415.74
7.1.260.0090.00315.54
7.1.230.0090.00915.50
7.1.220.0140.00515.81
7.1.210.0130.00815.72
7.1.200.0160.00415.54
7.1.190.0190.00615.84
7.1.180.0100.00315.55
7.1.170.0100.00315.55
7.1.160.0070.00715.77
7.1.150.0000.01615.68
7.1.140.0040.01115.80
7.1.130.0030.01315.81
7.1.120.0030.01015.84
7.1.110.0070.00715.91
7.1.100.0050.01016.84
7.1.90.0120.00315.61
7.1.80.0000.01215.60
7.1.70.0050.00516.43
7.1.60.0080.01517.42
7.1.50.0140.00616.28
7.1.40.1020.01315.67
7.1.30.0070.00715.79
7.1.20.0030.01515.62
7.1.10.0030.01315.60
7.1.00.0070.04019.08
7.0.310.0070.01315.39
7.0.300.0030.01315.36
7.0.290.0030.00715.29
7.0.280.0000.01215.25
7.0.270.0000.01615.09
7.0.260.0030.01115.27
7.0.250.0070.00715.49
7.0.240.0100.00315.56
7.0.230.0040.00715.35
7.0.220.0030.01015.53
7.0.210.0090.00314.95
7.0.200.0040.00715.90
7.0.190.0070.00715.30
7.0.180.0100.00315.00
7.0.170.0040.00815.17
7.0.160.0040.01115.35
7.0.150.0110.00015.24
7.0.140.0050.03918.75
7.0.130.0070.00715.54
7.0.120.0030.01015.27
7.0.110.0030.00915.41
7.0.100.0100.00315.45
7.0.90.0090.00614.98
7.0.80.0100.00315.34
7.0.70.0080.00615.34
7.0.60.0040.03717.59
7.0.50.0030.04916.61
7.0.40.0100.04216.65
7.0.30.0100.02816.70
7.0.20.0140.02716.59
7.0.10.0050.04116.55
7.0.00.0030.03216.72
5.6.380.0140.00314.57
5.6.370.0070.01013.89
5.6.360.0100.00314.68
5.6.350.0090.00614.25
5.6.340.0060.00614.51
5.6.330.0070.00714.38
5.6.320.0090.00314.59
5.6.310.0140.00014.40
5.6.300.0100.00714.27
5.6.290.0070.00414.23
5.6.280.0000.04517.56
5.6.270.0030.01014.25
5.6.260.0130.00314.54
5.6.250.0080.00814.45
5.6.240.0110.00414.33
5.6.230.0140.00014.55
5.6.220.0080.00414.07
5.6.210.0100.04017.38
5.6.200.0080.02716.30
5.6.190.0080.02217.53
5.6.180.0170.02517.52
5.6.170.0200.04217.21
5.6.160.0070.04217.27
5.6.150.0080.03916.14
5.6.140.0070.02316.08
5.6.130.0060.02316.09
5.6.120.0080.03317.68
5.6.110.0030.04917.55
5.6.100.0050.02817.55
5.6.90.0050.04517.54
5.6.80.0070.02517.21
5.6.70.0030.00914.23
5.6.60.0060.00614.00
5.6.50.0070.00714.07
5.6.40.0110.00014.08
5.6.30.0080.00414.06
5.6.20.0060.00314.27
5.6.10.0070.00714.02
5.6.00.0060.00914.14
5.5.380.0060.00610.98
5.5.370.0030.00711.47
5.5.360.0100.00310.79
5.5.350.0230.03015.85
5.5.340.0040.04614.60
5.5.330.0030.03115.78
5.5.320.0120.02715.48
5.5.310.0180.03815.73
5.5.300.0090.03514.68
5.5.290.0070.02414.69
5.5.280.0070.03715.79
5.5.270.0070.03615.95
5.5.260.0080.03816.04
5.5.250.0140.03815.93
5.5.240.0000.03415.58
5.5.230.0070.00310.79
5.5.220.0080.00410.91
5.5.210.0090.00311.13
5.5.200.0040.00810.86
5.5.190.0060.00611.01
5.5.180.0040.00810.91
5.5.170.0000.01014.31
5.5.160.0000.01211.06
5.5.150.0060.00610.97
5.5.140.0040.00710.89
5.5.130.0030.00910.89
5.5.120.0000.00910.82
5.5.110.0030.00710.87
5.5.100.0060.00010.93
5.5.90.0040.00710.87
5.5.80.0090.00311.15
5.5.70.0060.00610.79
5.5.60.0040.00710.68
5.5.50.0080.00410.72
5.5.40.0000.01110.93
5.5.30.0030.00710.52
5.5.20.0040.00810.88
5.5.10.0000.01011.16
5.5.00.0040.00711.14
5.4.450.0450.04515.40
5.4.440.0260.03315.22
5.4.430.0330.03915.00
5.4.420.0350.02815.17
5.4.410.0070.03214.98
5.4.400.0610.02814.69
5.4.390.0670.03514.75
5.4.380.0090.02814.83
5.4.370.0100.02414.51
5.4.360.0080.02314.83
5.4.350.0050.02611.60
5.4.340.0080.01911.54
5.4.330.0090.00310.88
5.4.320.0040.02311.53
5.4.310.0040.02411.77
5.4.300.0050.02211.60
5.4.290.0020.02611.65
5.4.280.0040.02311.72
5.4.270.0030.02511.54
5.4.260.0080.01911.76
5.4.250.0050.02111.57
5.4.240.0060.01911.49
5.4.230.0050.02311.52
5.4.220.0080.01911.63
5.4.210.0050.02111.57
5.4.200.0070.02111.66
5.4.190.0040.02211.63
5.4.180.0050.02111.67
5.4.170.0060.02111.70
5.4.160.0060.02011.82
5.4.150.0050.02111.74
5.4.140.0050.02011.42
5.4.130.0020.02411.65
5.4.120.0020.02411.53
5.4.110.0050.02011.54
5.4.100.0040.02211.69
5.4.90.0040.02611.65
5.4.80.0040.02311.40
5.4.70.0050.02311.52
5.4.60.0040.02511.57
5.4.50.0030.02411.37
5.4.40.0040.02211.58
5.4.30.0050.02111.42
5.4.20.0040.02111.41
5.4.10.0040.02211.48
5.4.00.0020.02611.19
5.3.290.0020.02611.77
5.3.280.0070.02211.56
5.3.270.0070.02011.65
5.3.260.0060.03011.57
5.3.250.0050.02311.52
5.3.240.0070.02011.51
5.3.230.0080.01911.61
5.3.220.0030.02411.58
5.3.210.0080.02011.58
5.3.200.0040.02311.54
5.3.190.0050.02211.58
5.3.180.0040.02311.64
5.3.170.0040.02311.47
5.3.160.0050.02211.63
5.3.150.0070.02111.67
5.3.140.0060.02011.63
5.3.130.0070.02111.48
5.3.120.0040.02411.60
5.3.110.0050.02211.60
5.3.100.0040.02411.34
5.3.90.0070.01911.35
5.3.80.0060.02211.27
5.3.70.0020.02411.17
5.3.60.0060.02211.30
5.3.50.0080.01711.30
5.3.40.0040.02211.24
5.3.30.0080.01911.30
5.3.20.0040.02611.23
5.3.10.0040.02111.04
5.3.00.0060.02210.91
5.2.170.0090.0209.24
5.2.160.0050.0179.24
5.2.150.0040.0229.27
5.2.140.0060.0219.24
5.2.130.0070.0199.32
5.2.120.0040.0189.37
5.2.110.0070.0209.35
5.2.100.0050.0199.39
5.2.90.0080.0179.33
5.2.80.0060.0249.11
5.2.70.0050.0219.27
5.2.60.0030.0219.27
5.2.50.0070.0229.21
5.2.40.0060.0199.14
5.2.30.0070.0189.22
5.2.20.0040.0189.08
5.2.10.0050.0209.07
5.2.00.0060.0168.99
5.1.60.0050.0168.41
5.1.50.0080.0138.40
5.1.40.0020.0168.40
5.1.30.0020.0208.57
5.1.20.0050.0178.58
5.1.10.0040.0168.44
5.1.00.0040.0138.44
5.0.50.0020.0167.68
5.0.40.0030.0127.61
5.0.30.0020.0197.52
5.0.20.0050.0117.50
5.0.10.0030.0127.50
5.0.00.0020.0187.49
4.4.90.0030.0156.76
4.4.80.0060.0076.74
4.4.70.0020.0166.74
4.4.60.0030.0166.74
4.4.50.0020.0116.75
4.4.40.0020.0146.72
4.4.30.0020.0156.74
4.4.20.0040.0076.79
4.4.10.0010.0176.79
4.4.00.0050.0146.74
4.3.110.0030.0166.70
4.3.100.0020.0146.70
4.3.90.0020.0186.68
4.3.80.0010.0216.65
4.3.70.0030.0106.68
4.3.60.0020.0136.68
4.3.50.0040.0136.68
4.3.40.0040.0146.63
4.3.30.0030.0156.02
4.3.20.0040.0136.00
4.3.10.0020.0135.99
4.3.00.0080.0117.95

preferences:
37.29 ms | 401 KiB | 5 Q