3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('\{\}', '{}'));

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)
8.3.40.0070.00718.64
8.3.30.0030.01019.05
8.3.20.0070.00020.39
8.3.10.0040.00423.51
8.3.00.0050.00317.37
8.2.170.0100.01022.96
8.2.160.0080.00820.35
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0050.00226.16
8.2.120.0080.00021.00
8.2.110.0090.00022.16
8.2.100.0070.00717.72
8.2.90.0040.00419.18
8.2.80.0050.00317.97
8.2.70.0000.00817.50
8.2.60.0090.00317.68
8.2.50.0030.00618.07
8.2.40.0050.00317.91
8.2.30.0080.00017.84
8.2.20.0040.00417.38
8.2.10.0000.00817.86
8.2.00.0050.00317.62
8.1.270.0040.00423.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.70
8.1.230.0000.01119.16
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0030.00617.22
8.1.190.0000.00817.10
8.1.180.0040.00418.10
8.1.170.0000.00818.53
8.1.160.0040.00421.96
8.1.150.0040.00418.82
8.1.140.0070.00017.38
8.1.130.0070.00017.71
8.1.120.0000.00717.20
8.1.110.0040.00417.38
8.1.100.0000.00717.25
8.1.90.0000.00817.29
8.1.80.0030.00417.32
8.1.70.0040.00417.22
8.1.60.0030.00517.37
8.1.50.0030.00517.30
8.1.40.0040.00417.42
8.1.30.0000.00817.54
8.1.20.0040.00417.43
8.1.10.0040.00417.31
8.1.00.0000.00717.37
8.0.300.0080.00018.77
8.0.290.0060.00316.75
8.0.280.0030.00318.23
8.0.270.0000.00717.17
8.0.260.0030.00317.04
8.0.250.0000.00616.88
8.0.240.0030.00616.79
8.0.230.0040.00416.88
8.0.220.0020.00516.79
8.0.210.0000.00816.80
8.0.200.0070.00016.78
8.0.190.0040.00416.89
8.0.180.0000.00816.73
8.0.170.0040.00416.87
8.0.160.0070.00016.68
8.0.150.0000.00716.68
8.0.140.0040.00416.87
8.0.130.0030.00313.35
8.0.120.0040.00416.83
8.0.110.0020.00516.90
8.0.100.0040.00416.61
8.0.90.0000.00816.77
8.0.80.0090.00916.86
8.0.70.0030.00616.70
8.0.60.0030.00616.94
8.0.50.0000.00716.65
8.0.30.0080.01416.89
8.0.20.0120.00717.40
8.0.10.0000.01016.96
8.0.00.0090.00816.55
7.4.330.0000.00615.00
7.4.320.0000.00616.46
7.4.300.0000.00716.47
7.4.290.0040.00416.43
7.4.280.0040.00416.51
7.4.270.0060.00316.39
7.4.260.0080.00016.45
7.4.250.0080.00016.26
7.4.240.0050.00216.32
7.4.230.0030.00316.36
7.4.220.0090.01116.50
7.4.210.0030.01216.31
7.4.200.0000.00716.28
7.4.160.0110.00516.21
7.4.150.0140.00317.40
7.4.140.0130.00617.86
7.4.130.0090.01216.50
7.4.120.0120.00516.16
7.4.110.0100.00616.48
7.4.100.0070.01016.35
7.4.90.0140.00316.25
7.4.80.0100.01019.39
7.4.70.0130.00416.30
7.4.60.0040.01216.29
7.4.50.0000.00816.54
7.4.40.0110.00616.51
7.4.30.0080.01016.37
7.4.00.0070.00714.91
7.3.330.0000.00513.08
7.3.320.0020.00212.98
7.3.310.0070.00016.05
7.3.300.0000.00716.20
7.3.290.0050.01016.25
7.3.280.0080.00916.24
7.3.270.0180.00617.40
7.3.260.0100.00716.59
7.3.250.0100.00816.26
7.3.240.0110.00716.18
7.3.230.0120.00916.39
7.3.210.0070.01016.29
7.3.200.0130.00319.39
7.3.190.0090.00716.17
7.3.180.0030.01316.25
7.3.170.0120.00416.27
7.3.160.0080.00816.32
7.2.330.0120.00616.21
7.2.320.0120.00616.31
7.2.310.0070.01016.51
7.2.300.0100.01016.06
7.2.290.0060.01216.32
7.1.70.0040.00416.74
7.1.60.0040.00817.20
7.1.50.0030.01416.69
7.1.00.0030.07722.50
7.0.200.0090.00616.60
7.0.140.0070.07322.07
7.0.60.0000.06019.85
7.0.50.0070.08317.80
7.0.40.0070.06720.04
7.0.30.0530.05020.16
7.0.20.0270.06720.20
7.0.10.0070.08320.00
7.0.00.0000.04720.13
5.6.280.0030.07321.11
5.6.210.0000.08020.44
5.6.200.0070.05318.14
5.6.190.0030.09320.77
5.6.180.0330.06320.56
5.6.170.0270.04320.50
5.6.160.0000.09020.45
5.6.150.0030.06718.17
5.6.140.0130.07318.20
5.6.130.0070.06718.18
5.6.120.0070.08721.04
5.6.110.0170.07720.94
5.6.100.0070.05020.99
5.6.90.0030.06721.10
5.6.80.0130.06720.38
5.5.350.0070.04720.34
5.5.340.0030.07017.91
5.5.330.0170.07020.43
5.5.320.0170.04320.25
5.5.310.0200.05020.26
5.5.300.0100.07718.02
5.5.290.0030.05317.93
5.5.280.0000.04320.79
5.5.270.0130.07320.67
5.5.260.0030.04020.78
5.5.250.0170.06720.68
5.5.240.0230.07020.35
5.4.450.0700.05319.50
5.4.440.0770.06319.52
5.4.430.0630.06319.24
5.4.420.0530.05319.63
5.4.410.0630.04719.50
5.4.400.0270.04319.25
5.4.390.0100.06319.19
5.4.380.0070.05318.69
5.4.370.0030.04318.57
5.4.360.0070.04318.57
5.4.350.0170.07011.97
5.4.340.0130.06011.97
5.4.320.0090.03812.45
5.4.310.0050.03812.45
5.4.300.0040.03712.45
5.4.290.0040.03912.45
5.4.280.0040.03712.34
5.4.270.0050.03512.35
5.4.260.0050.03812.35
5.4.250.0080.03412.34
5.4.240.0060.03612.35
5.4.230.0020.03912.34
5.4.220.0040.03612.34
5.4.210.0030.03612.34
5.4.200.0040.03712.34
5.4.190.0090.03412.33
5.4.180.0050.03912.33
5.4.170.0090.03112.35
5.4.160.0060.03412.34
5.4.150.0060.03512.34
5.4.140.0040.03812.02
5.4.130.0080.03912.01
5.4.120.0050.03511.97
5.4.110.0080.03211.96
5.4.100.0060.03811.96
5.4.90.0070.04111.96
5.4.80.0060.03911.96
5.4.70.0040.03611.96
5.4.60.0070.03211.96
5.4.50.0060.03411.96
5.4.40.0050.04011.95
5.4.30.0070.04011.95
5.4.20.0050.03411.95
5.4.10.0040.03511.94
5.4.00.0040.03611.44
5.3.290.0030.04112.80
5.3.280.0070.03512.71
5.3.270.0090.04612.72
5.3.260.0080.03712.72
5.3.250.0060.03512.72
5.3.240.0070.03512.72
5.3.230.0080.03812.70
5.3.220.0020.04012.68
5.3.210.0020.05212.68
5.3.200.0080.03412.68
5.3.190.0080.03512.68
5.3.180.0070.03412.67
5.3.170.0070.03412.67
5.3.160.0090.03912.68
5.3.150.0080.03412.67
5.3.140.0100.03812.66
5.3.130.0070.04212.66
5.3.120.0070.04312.66
5.3.110.0080.04112.66
5.3.100.0070.03512.11
5.3.90.0040.03712.08
5.3.80.0070.03312.08
5.3.70.0070.03412.07
5.3.60.0050.03612.06
5.3.50.0020.04012.00
5.3.40.0050.03612.00
5.3.30.0050.03411.94
5.3.20.0040.03711.71
5.3.10.0040.04111.69
5.3.00.0040.03611.68
5.2.170.0040.0389.18
5.2.160.0030.0299.18
5.2.150.0050.0329.18
5.2.140.0080.0329.18
5.2.130.0050.0279.14
5.2.120.0040.0289.13
5.2.110.0050.0349.14
5.2.100.0060.0299.13
5.2.90.0030.0309.13
5.2.80.0050.0309.13
5.2.70.0060.0359.13
5.2.60.0050.0319.08
5.2.50.0040.0379.05
5.2.40.0050.0299.03
5.2.30.0080.0279.01
5.2.20.0050.0299.00
5.2.10.0030.0298.92
5.2.00.0060.0288.77
5.1.60.0050.0298.06
5.1.50.0030.0318.06
5.1.40.0060.0228.04
5.1.30.0060.0328.39
5.1.20.0030.0278.41
5.1.10.0020.0268.13
5.1.00.0040.0268.14
5.0.50.0060.0176.61
5.0.40.0050.0166.47
5.0.30.0030.0316.28
5.0.20.0060.0176.26
5.0.10.0030.0196.23
5.0.00.0050.0336.23
4.4.90.0040.0154.78
4.4.80.0030.0204.75
4.4.70.0040.0134.76
4.4.60.0030.0144.75
4.4.50.0020.0154.77
4.4.40.0030.0244.71
4.4.30.0020.0174.76
4.4.20.0050.0134.85
4.4.10.0010.0174.85
4.4.00.0050.0234.76
4.3.110.0040.0154.67
4.3.100.0030.0154.66
4.3.90.0030.0184.63
4.3.80.0070.0274.58
4.3.70.0040.0184.63
4.3.60.0040.0154.63
4.3.50.0030.0154.63
4.3.40.0010.0254.54
4.3.30.0020.0223.28
4.3.20.0020.0153.25
4.3.10.0030.0143.21
4.3.00.0100.0237.82

preferences:
43.13 ms | 400 KiB | 5 Q