3v4l.org

run code in 300+ PHP versions simultaneously
<?php function ccbreaker(string $input): string { return preg_replace_callback( '/[A-Z]/', fn (array $match): string => ' '. chr(ord($match[0]) + 32), $input ); } echo ccbreaker("policeSiren"). PHP_EOL; echo ccbreaker("camelCasingTest") . PHP_EOL;

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)
8.3.60.0080.00618.68
8.3.50.0120.00316.66
8.3.40.0090.01318.82
8.3.30.0090.00618.93
8.3.20.0080.00020.76
8.3.10.0040.00420.09
8.3.00.0040.00420.52
8.2.180.0100.01018.41
8.2.170.0110.00422.96
8.2.160.0070.00720.29
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00026.16
8.2.110.0180.00019.14
8.2.100.0110.00017.91
8.2.90.0080.00017.97
8.2.80.0040.00417.97
8.2.70.0030.00517.79
8.2.60.0040.00417.93
8.2.50.0050.00518.07
8.2.40.0080.00020.13
8.2.30.0040.00418.06
8.2.20.0040.00418.08
8.2.10.0040.00419.44
8.2.00.0040.00419.39
8.1.280.0120.00325.92
8.1.270.0080.00020.71
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0060.00322.60
8.1.230.0000.01220.88
8.1.220.0060.00317.78
8.1.210.0060.00319.03
8.1.200.0040.00417.47
8.1.190.0040.00417.36
8.1.180.0040.00418.10
8.1.170.0000.00818.72
8.1.160.0060.00318.89
8.1.150.0030.00518.64
8.1.140.0000.00918.77
8.1.130.0040.00420.32
8.1.120.0040.00417.55
8.1.110.0030.00617.54
8.1.100.0050.00217.52
8.1.90.0040.00417.52
8.1.80.0050.00317.54
8.1.70.0090.00317.49
8.1.60.0050.00317.72
8.1.50.0040.00417.55
8.1.40.0080.00017.61
8.1.30.0050.00317.57
8.1.20.0080.00017.64
8.1.10.0000.00817.56
8.1.00.0040.00417.59
8.0.300.0040.00419.98
8.0.290.0070.00016.88
8.0.280.0030.00618.53
8.0.270.0030.00518.02
8.0.260.0030.00319.96
8.0.250.0000.00817.07
8.0.240.0030.00316.97
8.0.230.0000.00717.07
8.0.220.0030.00316.89
8.0.210.0070.00017.06
8.0.200.0000.00717.09
8.0.190.0040.00417.11
8.0.180.0060.00317.11
8.0.170.0040.00417.06
8.0.160.0040.00416.91
8.0.150.0050.00217.02
8.0.140.0080.00016.93
8.0.130.0050.00013.46
8.0.120.0040.00416.91
8.0.110.0000.00716.85
8.0.100.0040.00417.07
8.0.90.0030.00616.95
8.0.80.0030.01317.02
8.0.70.0000.00917.09
8.0.60.0000.00817.02
8.0.50.0000.00716.90
8.0.30.0110.00617.35
8.0.20.0120.00717.27
8.0.10.0000.00717.03
8.0.00.0130.00616.82
7.4.330.0030.00316.79
7.4.320.0030.00316.73
7.4.300.0030.00316.72
7.4.290.0050.00216.69
7.4.280.0070.00016.78
7.4.270.0040.00416.73
7.4.260.0030.00313.43
7.4.250.0000.00716.63
7.4.240.0020.00516.69
7.4.230.0000.00716.63
7.4.220.0050.00216.71
7.4.210.0070.01116.58
7.4.200.0030.00416.66
7.4.130.0080.01016.62
7.4.120.0180.00716.67
7.4.110.0070.01316.65
7.4.100.0090.00916.65
7.4.90.0100.01016.78
7.4.80.0100.01419.39
7.4.70.0120.01116.62
7.4.60.0100.00516.52
7.4.50.0060.00616.68
7.4.40.0130.00316.78
7.4.20.0150.00016.57
7.4.10.0190.00316.61
7.4.00.0190.00316.80
7.3.330.0040.00416.27
7.3.320.0030.00313.08
7.3.310.0030.00316.23
7.3.300.0030.00316.01
7.3.290.0050.01116.19
7.3.260.0130.00316.39
7.3.240.0090.00816.32
7.3.230.0080.00816.25
7.3.210.0090.00816.30
7.3.200.0060.01016.32
7.3.190.0130.00316.28
7.3.180.0040.01416.25
7.3.170.0060.00916.34
7.3.160.0160.00616.34
7.3.140.0120.00916.23
7.3.130.0060.01616.27
7.3.120.0060.01016.14
7.3.110.0070.01416.24
7.3.100.0090.00616.28
7.3.90.0120.00616.09
7.3.80.0060.01516.11
7.3.70.0140.00515.96
7.3.60.0130.00316.26
7.3.50.0090.00616.16
7.3.40.0040.01116.12
7.3.30.0040.01116.18
7.3.20.0040.01316.18
7.3.10.0030.01316.35
7.3.00.0040.01216.19
7.2.330.0070.01716.45
7.2.320.0060.01216.45
7.2.310.0120.00316.37
7.2.300.0120.00616.18
7.2.290.0040.01816.27
7.2.270.0100.01316.45
7.2.260.0170.00615.97
7.2.250.0130.00616.28
7.2.240.0000.01616.49
7.2.230.0040.01216.30
7.2.220.0090.01216.14
7.2.210.0150.00616.27
7.2.200.0060.01116.36
7.2.190.0090.00616.13
7.2.180.0000.01616.12
7.2.170.0090.00616.19
7.2.160.0000.01516.24
7.2.150.0110.00716.46
7.2.140.0120.00916.44
7.2.130.0190.01216.39
7.2.120.0140.00316.32
7.2.110.0080.00816.43
7.2.100.0060.01016.22
7.2.90.0090.00616.15
7.2.80.0030.01516.29
7.2.70.0130.00916.29
7.2.60.0040.01516.20
7.2.50.0030.01416.02
7.2.40.0070.01116.41
7.2.30.0100.00716.29
7.2.20.0120.00616.21
7.2.10.0060.01016.31
7.2.00.0090.00616.33

preferences:
63.9 ms | 401 KiB | 5 Q