3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "LF5RF3RF3RF75"; echo preg_replace("/([FLR]\d*)/", "$1-", $a); // echo $a;

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)
8.3.60.0110.00716.63
8.3.50.0090.00916.39
8.3.40.0070.00718.88
8.3.30.0110.00318.76
8.3.20.0040.00420.34
8.3.10.0040.00423.66
8.3.00.0070.00021.97
8.2.180.0180.00316.63
8.2.170.0140.00722.96
8.2.160.0090.00619.28
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0050.00319.31
8.2.120.0040.00426.35
8.2.110.0060.00320.87
8.2.100.0000.01217.80
8.2.90.0000.00818.93
8.2.80.0030.00517.97
8.2.70.0090.00017.75
8.2.60.0040.00417.93
8.2.50.0060.00318.10
8.2.40.0040.00420.55
8.2.30.0040.00421.07
8.2.20.0030.00618.14
8.2.10.0080.00018.02
8.2.00.0040.00417.95
8.1.280.0070.00725.92
8.1.270.0050.00222.10
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00022.01
8.1.230.0080.00320.90
8.1.220.0000.00917.74
8.1.210.0030.00518.77
8.1.200.0060.00317.35
8.1.190.0060.00317.23
8.1.180.0030.00618.10
8.1.170.0060.00318.79
8.1.160.0030.00319.04
8.1.150.0000.00718.81
8.1.140.0040.00419.45
8.1.130.0030.00317.50
8.1.120.0040.00417.60
8.1.110.0040.00417.49
8.1.100.0040.00417.45
8.1.90.0030.00517.55
8.1.80.0000.00717.47
8.1.70.0000.00817.51
8.1.60.0040.00417.66
8.1.50.0050.00317.61
8.1.40.0090.00017.65
8.1.30.0040.00417.80
8.1.20.0070.00017.73
8.1.10.0080.00017.64
8.1.00.0040.00417.59
8.0.300.0030.00520.09
8.0.290.0060.00317.00
8.0.280.0040.00418.36
8.0.270.0000.00717.32
8.0.260.0070.00317.03
8.0.250.0030.00317.14
8.0.240.0040.00417.16
8.0.230.0030.00316.93
8.0.220.0030.00317.02
8.0.210.0080.00016.91
8.0.200.0040.00417.04
8.0.190.0050.00316.94
8.0.180.0040.00416.99
8.0.170.0030.00317.00
8.0.160.0070.00017.01
8.0.150.0000.00716.93
8.0.140.0070.00016.96
8.0.130.0000.00613.33
8.0.120.0000.00817.00
8.0.110.0000.00716.87
8.0.100.0000.00717.02
8.0.90.0040.00416.93
8.0.80.0130.00816.91
8.0.70.0040.00416.97
8.0.60.0040.00417.01
8.0.50.0050.00217.08
8.0.30.0120.00617.16
8.0.20.0100.01117.40
8.0.10.0040.00416.96
8.0.00.0070.01116.68
7.4.330.0000.00615.55
7.4.320.0000.00616.73
7.4.300.0030.00316.65
7.4.290.0030.00416.66
7.4.280.0000.00816.59
7.4.270.0000.00716.70
7.4.260.0050.00216.54
7.4.250.0060.00316.63
7.4.240.0030.00316.72
7.4.230.0000.00716.77
7.4.220.0030.01516.57
7.4.210.0050.00916.66
7.4.200.0020.00516.75
7.4.160.0060.01016.61
7.4.150.0090.00917.40
7.4.140.0080.01017.86
7.4.130.0070.01116.41
7.4.120.0110.00816.67
7.4.110.0140.00316.68
7.4.100.0100.00716.70
7.4.90.0070.01116.74
7.4.80.0060.01619.39
7.4.70.0070.00716.57
7.4.60.0060.00916.74
7.4.50.0070.01116.62
7.4.40.0140.00316.59
7.4.30.0140.00716.82
7.4.00.0040.01114.93
7.3.330.0020.00213.19
7.3.320.0060.00013.19
7.3.310.0000.00816.35
7.3.300.0030.00316.31
7.3.290.0030.00316.28
7.3.280.0070.00916.29
7.3.270.0110.00617.40
7.3.260.0070.01016.60
7.3.250.0130.00716.46
7.3.240.0070.01316.42
7.3.230.0030.01316.23
7.3.210.0260.02216.59
7.3.200.0090.00616.35
7.3.190.0070.01016.65
7.3.180.0130.00316.75
7.3.170.0060.01016.55
7.3.160.0040.01216.30
7.3.10.0090.00616.68
7.3.00.0040.00716.95
7.2.330.0060.01116.54
7.2.320.0120.00616.72
7.2.310.0060.01116.56
7.2.300.0140.00316.63
7.2.290.0050.01716.64
7.2.130.0040.00717.05
7.2.120.0060.00316.87
7.2.110.0040.00416.96
7.2.100.0000.01217.14
7.2.90.0040.00416.76
7.2.80.0060.00616.62
7.2.70.0090.00316.77
7.2.60.0060.00517.05
7.2.50.0070.01017.02
7.2.40.0000.01216.66
7.2.30.0040.00716.93
7.2.20.0040.01116.87
7.2.10.0070.01016.82
7.2.00.0030.01018.31
7.1.250.0030.01015.98
7.1.240.0000.01215.64
7.1.230.0040.01115.97
7.1.220.0030.00715.59
7.1.210.0030.01316.00
7.1.200.0030.00715.84
7.1.190.0070.00315.79
7.1.180.0040.00815.68
7.1.170.0100.00015.81
7.1.160.0030.01015.90
7.1.150.0000.01615.92
7.1.140.0050.00515.87
7.1.130.0030.00516.04
7.1.120.0000.01016.05
7.1.110.0090.00615.91
7.1.100.0000.00916.87
7.1.90.0040.01215.91
7.1.80.0030.00716.02
7.1.70.0170.01315.50
7.1.60.0290.01324.76
7.1.50.0300.01124.58
7.1.40.0280.01324.36
7.1.30.0320.01024.30
7.1.20.0270.00824.34
7.1.10.0210.01415.27
7.1.00.0070.00916.15
7.0.330.0000.00815.34
7.0.320.0060.00615.30
7.0.310.0070.00015.40
7.0.300.0070.00715.44
7.0.290.0090.00315.41
7.0.280.0000.01215.51
7.0.270.0060.00315.61
7.0.260.0080.00415.43
7.0.250.0070.00715.50
7.0.240.0030.00715.63
7.0.230.0060.00315.41
7.0.220.0100.00315.56
7.0.210.0000.01415.42
7.0.200.0160.00815.12
7.0.190.0190.01315.22
7.0.180.0180.00915.22
7.0.170.0220.00814.97
7.0.160.0260.00615.00
7.0.150.0200.00915.05
7.0.140.0280.00616.04
7.0.130.0080.00815.85
7.0.120.0060.00815.99
7.0.110.0060.01115.95
7.0.100.0100.00915.78
7.0.90.0050.01015.91
7.0.80.0100.00515.91
7.0.70.0060.00815.82
7.0.60.0090.01015.97
7.0.50.0010.01415.95
7.0.40.0080.00615.00
7.0.30.0030.01414.93
7.0.20.0070.01115.13
7.0.10.0090.00615.09
7.0.00.0060.01215.01
5.6.380.0000.01414.11

preferences:
37.58 ms | 401 KiB | 5 Q