3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "tret."; echo preg_match('/^(.+)[^t]\.(.+)$/',$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)
8.3.60.0110.00318.68
8.3.50.0080.00822.89
8.3.40.0110.00319.01
8.3.30.0030.01019.14
8.3.20.0080.00020.33
8.3.10.0040.00423.48
8.3.00.0080.00017.75
8.2.180.0090.00616.50
8.2.170.0180.00422.96
8.2.160.0070.00720.25
8.2.150.0070.00024.18
8.2.140.0020.00524.66
8.2.130.0100.00326.16
8.2.120.0040.00421.20
8.2.110.0030.00722.18
8.2.100.0090.00317.97
8.2.90.0040.00419.28
8.2.80.0030.00617.97
8.2.70.0080.00017.75
8.2.60.0000.00918.04
8.2.50.0000.00818.07
8.2.40.0000.00718.22
8.2.30.0070.00018.04
8.2.20.0070.00017.77
8.2.10.0040.00417.99
8.2.00.0070.00017.77
8.1.280.0140.00725.92
8.1.270.0080.00023.97
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.96
8.1.230.0040.00819.11
8.1.220.0000.00817.78
8.1.210.0040.00418.77
8.1.200.0050.00517.35
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0060.00618.53
8.1.160.0040.00421.96
8.1.150.0040.00418.83
8.1.140.0030.00617.40
8.1.130.0070.00017.83
8.1.120.0040.00417.56
8.1.110.0000.01017.49
8.1.100.0040.00417.42
8.1.90.0030.00317.49
8.1.80.0040.00417.53
8.1.70.0030.00317.46
8.1.60.0050.00317.55
8.1.50.0040.00417.49
8.1.40.0060.00317.65
8.1.30.0030.00617.79
8.1.20.0000.00817.57
8.1.10.0000.00717.65
8.1.00.0040.00417.56
8.0.300.0040.00418.77
8.0.290.0000.00716.88
8.0.280.0070.00018.45
8.0.270.0030.00317.18
8.0.260.0030.00317.19
8.0.250.0000.00717.10
8.0.240.0000.00817.01
8.0.230.0070.00016.89
8.0.220.0000.00717.05
8.0.210.0030.00316.93
8.0.200.0030.00517.03
8.0.190.0000.00716.91
8.0.180.0030.00516.97
8.0.170.0040.00417.00
8.0.160.0040.00416.86
8.0.150.0090.00016.80
8.0.140.0040.00416.96
8.0.130.0000.00513.39
8.0.120.0040.00416.82
8.0.110.0080.00016.88
8.0.100.0000.00716.98
8.0.90.0000.00716.89
8.0.80.0040.01117.01
8.0.70.0060.00316.84
8.0.60.0080.00017.03
8.0.50.0040.00416.79
8.0.30.0130.00617.36
8.0.20.0070.01317.40
8.0.10.0040.00417.11
8.0.00.0080.01316.93
7.4.330.0060.00015.00
7.4.320.0070.00016.59
7.4.300.0000.00816.63
7.4.290.0040.00416.67
7.4.280.0040.00416.73
7.4.270.0020.00516.60
7.4.260.0000.00616.68
7.4.250.0070.00016.61
7.4.240.0020.00516.70
7.4.230.0040.00416.84
7.4.220.0090.01216.72
7.4.210.0070.01116.69
7.4.200.0000.00816.48
7.4.160.0060.01716.62
7.4.150.0190.00017.40
7.4.140.0070.01017.86
7.4.130.0110.00716.57
7.4.120.0170.00016.59
7.4.110.0060.01216.58
7.4.100.0100.00716.48
7.4.90.0090.00916.86
7.4.80.0100.00719.39
7.4.70.0100.01316.57
7.4.60.0120.01216.64
7.4.50.0040.00416.47
7.4.40.0060.01016.53
7.4.30.0120.00416.73
7.4.00.0070.00715.26
7.3.330.0060.00013.18
7.3.320.0000.00513.11
7.3.310.0070.00016.08
7.3.300.0070.00016.26
7.3.290.0120.00616.27
7.3.280.0070.01116.29
7.3.270.0110.00617.40
7.3.260.0070.01116.73
7.3.240.0120.00416.37
7.3.230.0070.01116.39
7.3.210.0000.01516.20
7.3.200.0130.00919.39
7.3.190.0110.00416.45
7.3.180.0040.01316.33
7.3.170.0040.01116.44
7.3.160.0090.00616.55
7.2.330.0110.01416.66
7.2.320.0090.01316.63
7.2.310.0030.01416.64
7.2.300.0100.00716.66
7.2.290.0130.00316.73
7.2.60.0130.00216.84
7.2.00.0000.01219.50
7.1.200.0090.00615.86
7.1.100.0090.00318.52
7.1.70.0050.00217.00
7.1.60.0140.01119.40
7.1.50.0090.01217.06
7.1.00.0100.07022.46
7.0.200.0060.00316.63
7.0.140.0070.07021.99
7.0.60.0300.07019.92
7.0.50.0030.04717.86
7.0.40.0030.04319.98
7.0.30.0200.08020.15
7.0.20.0330.07720.11
7.0.10.0130.08020.10
7.0.00.0070.07720.17
5.6.280.0030.07021.09
5.6.210.0100.05020.70
5.6.200.0000.06018.09
5.6.190.0030.04320.56
5.6.180.0330.08020.56
5.6.170.0300.05020.44
5.6.160.0170.06720.51
5.6.150.0000.04318.13
5.6.140.0130.07318.20
5.6.130.0030.04718.22
5.6.120.0170.05720.99
5.6.110.0130.08020.89
5.6.100.0100.08020.96
5.6.90.0030.04321.09
5.6.80.0070.03720.36
5.5.350.4230.04020.36
5.5.340.0070.04317.98
5.5.330.0030.04020.42
5.5.320.0330.06320.18
5.5.310.0270.08720.28
5.5.300.0170.05318.00
5.5.290.0130.07717.90
5.5.280.0200.07020.97
5.5.270.0000.04320.75
5.5.260.0130.07720.87
5.5.250.0130.08320.61
5.5.240.0200.08320.25
5.4.450.1030.07319.52
5.4.440.0200.05319.54
5.4.430.0630.05719.62
5.4.420.0630.06019.14
5.4.410.0070.06019.49
5.4.400.0270.05018.90
5.4.390.0500.06319.20
5.4.380.0070.05318.46
5.4.370.0070.04718.61
5.4.360.0030.05718.67
5.4.350.0090.08611.97
5.4.340.0090.03311.97
5.4.320.0080.05012.45
5.4.310.0070.04712.45
5.4.300.0110.04012.45
5.4.290.0050.03912.45
5.4.280.0050.03612.35
5.4.270.0040.03912.34
5.4.260.0070.03912.35
5.4.250.0070.04212.34
5.4.240.0090.03512.35
5.4.230.0060.03812.34
5.4.220.0050.03912.34
5.4.210.0080.04012.34
5.4.200.0070.03912.34
5.4.190.0050.04312.34
5.4.180.0090.04912.33
5.4.170.0060.04112.35
5.4.160.0070.04012.34
5.4.150.0060.03912.34
5.4.140.0040.03912.02
5.4.130.0030.03812.01
5.4.120.0070.03411.96
5.4.110.0060.03711.96
5.4.100.0060.03811.96
5.4.90.0100.03611.96
5.4.80.0030.04111.96
5.4.70.0050.03911.96
5.4.60.0020.04111.96
5.4.50.0080.03311.96
5.4.40.0050.03611.95
5.4.30.0090.03511.95
5.4.20.0060.03511.95
5.4.10.0070.03311.95
5.4.00.0050.03811.44
5.3.290.0060.04212.80
5.3.280.0080.03712.71
5.3.270.0080.03912.72
5.3.260.0040.04112.72
5.3.250.0080.03512.72
5.3.240.0070.04012.72
5.3.230.0110.03412.71
5.3.220.0060.03812.68
5.3.210.0070.04312.68
5.3.200.0070.03712.68
5.3.190.0060.03812.68
5.3.180.0080.03412.68
5.3.170.0040.03912.67
5.3.160.0070.03712.67
5.3.150.0020.04012.67
5.3.140.0090.03612.66
5.3.130.0090.03912.65
5.3.120.0030.04212.66
5.3.110.0060.03912.66
5.3.100.0070.03512.12
5.3.90.0060.03612.08
5.3.80.0060.03612.07
5.3.70.0050.03712.08
5.3.60.0060.03612.07
5.3.50.0080.03412.00
5.3.40.0040.03812.00
5.3.30.0060.03511.95
5.3.20.0060.03411.73
5.3.10.0080.03311.70
5.3.00.0100.03211.69
5.2.170.0050.0309.19
5.2.160.0100.0329.19
5.2.150.0040.0329.18
5.2.140.0030.0339.18
5.2.130.0020.0329.14
5.2.120.0040.0309.15
5.2.110.0040.0299.15
5.2.100.0070.0269.15
5.2.90.0050.0299.15
5.2.80.0050.0299.14
5.2.70.0060.0329.14
5.2.60.0080.0319.10
5.2.50.0060.0289.07
5.2.40.0050.0299.04
5.2.30.0020.0329.02
5.2.20.0060.0279.02
5.2.10.0040.0298.93
5.2.00.0050.0288.79
5.1.60.0040.0248.07
5.1.50.0060.0278.07
5.1.40.0060.0228.05
5.1.30.0060.0328.41
5.1.20.0000.0308.42
5.1.10.0050.0258.15
5.1.00.0080.0218.15
5.0.50.0030.0226.63
5.0.40.0030.0196.48
5.0.30.0040.0336.29
5.0.20.0020.0206.27
5.0.10.0040.0196.25
5.0.00.0060.0376.23
4.4.90.0010.0174.77
4.4.80.0050.0194.75
4.4.70.0030.0164.75
4.4.60.0020.0164.75
4.4.50.0040.0174.77
4.4.40.0000.0284.71
4.4.30.0030.0164.76
4.4.20.0050.0164.85
4.4.10.0030.0234.85
4.4.00.0030.0244.76
4.3.110.0020.0164.67
4.3.100.0030.0144.66
4.3.90.0030.0144.63
4.3.80.0030.0244.58
4.3.70.0030.0204.63
4.3.60.0050.0184.62
4.3.50.0070.0184.63
4.3.40.0030.0314.54
4.3.30.0020.0163.29
4.3.20.0010.0163.26
4.3.10.0000.0183.23
4.3.00.0130.0207.12

preferences:
43.04 ms | 401 KiB | 5 Q