3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = 'a quick red fox brown fox'; preg_match_all('#\b(rea|brown|fox)\b#', $foo, $bar); print count($bar[0]); print preg_quote('test|test2');

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)
8.3.70.0160.00018.43
8.3.60.0210.00016.75
8.3.50.0140.00522.17
8.3.40.0120.00318.88
8.3.30.0060.00918.98
8.3.20.0070.00020.20
8.3.10.0040.00421.75
8.3.00.0030.00517.68
8.2.180.0120.00918.54
8.2.170.0140.00022.96
8.2.160.0100.00320.52
8.2.150.0030.00524.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0000.00821.22
8.2.110.0050.00522.09
8.2.100.0090.00317.84
8.2.90.0000.00819.21
8.2.80.0060.00318.00
8.2.70.0000.00817.75
8.2.60.0090.00417.79
8.2.50.0000.00818.07
8.2.40.0000.00820.19
8.2.30.0070.00018.20
8.2.20.0060.00317.95
8.2.10.0080.00018.06
8.2.00.0040.00417.89
8.1.280.0150.00325.92
8.1.270.0030.00623.73
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00023.92
8.1.230.0040.00819.10
8.1.220.0040.00417.79
8.1.210.0050.00318.77
8.1.200.0060.00317.47
8.1.190.0050.00317.35
8.1.180.0060.00318.10
8.1.170.0050.00318.65
8.1.160.0000.00721.96
8.1.150.0000.00718.94
8.1.140.0050.00217.54
8.1.130.0040.00417.83
8.1.120.0000.00717.61
8.1.110.0000.00717.64
8.1.100.0000.00817.60
8.1.90.0040.00417.59
8.1.80.0050.00217.49
8.1.70.0000.00717.57
8.1.60.0000.00817.70
8.1.50.0060.00317.70
8.1.40.0000.00817.67
8.1.30.0040.00417.81
8.1.20.0060.00317.71
8.1.10.0070.00017.68
8.1.00.0040.00417.72
8.0.300.0030.00618.77
8.0.290.0060.00316.75
8.0.280.0000.00718.52
8.0.270.0000.00717.27
8.0.260.0000.00817.32
8.0.250.0040.00417.09
8.0.240.0040.00417.11
8.0.230.0000.00716.93
8.0.220.0060.00016.97
8.0.210.0000.00717.00
8.0.200.0000.01017.00
8.0.190.0000.00717.02
8.0.180.0000.00717.00
8.0.170.0080.00017.07
8.0.160.0030.00616.91
8.0.150.0050.00317.01
8.0.140.0000.00817.05
8.0.130.0060.00013.51
8.0.120.0040.00417.02
8.0.110.0050.00317.00
8.0.100.0050.00316.89
8.0.90.0000.00716.81
8.0.80.0100.01317.01
8.0.70.0060.00317.06
8.0.60.0040.00417.06
8.0.50.0040.00416.96
8.0.30.0120.01217.32
8.0.20.0090.00917.40
8.0.10.0040.00417.02
8.0.00.0050.01317.08
7.4.330.0000.00515.02
7.4.320.0030.00316.70
7.4.300.0000.00716.83
7.4.290.0030.00316.72
7.4.280.0040.00416.71
7.4.270.0070.00016.61
7.4.260.0090.00016.81
7.4.250.0030.00316.67
7.4.240.0030.00316.76
7.4.230.0030.00316.69
7.4.220.0120.00616.64
7.4.210.0040.01616.75
7.4.200.0030.00316.82
7.4.160.0130.00316.41
7.4.150.0030.01417.40
7.4.140.0080.01017.86
7.4.130.0110.00816.75
7.4.120.0080.00816.69
7.4.110.0130.00316.84
7.4.100.0120.00616.68
7.4.90.0060.01216.59
7.4.80.0060.01719.39
7.4.70.0120.00416.64
7.4.60.0070.01016.71
7.4.50.0050.00316.83
7.4.40.0120.00616.67
7.4.30.0100.00716.72
7.4.00.0140.00315.25
7.3.330.0050.00013.14
7.3.320.0070.00013.23
7.3.310.0060.00016.38
7.3.300.0000.00716.43
7.3.290.0060.01316.39
7.3.280.0100.00716.33
7.3.270.0100.00617.40
7.3.260.0130.00416.74
7.3.250.0030.01616.68
7.3.240.0070.01016.75
7.3.230.0100.00616.47
7.3.210.0100.01016.39
7.3.200.0040.01219.39
7.3.190.0060.01316.58
7.3.180.0030.01716.38
7.3.170.0080.00816.73
7.3.160.0120.00616.72
7.3.120.0070.00714.80
7.2.330.0030.01416.81
7.2.320.0060.01016.78
7.2.310.0110.00816.76
7.2.300.0030.01316.70
7.2.290.0150.00016.62
7.2.60.0040.01117.07
7.2.00.0030.00719.67
7.1.200.0000.01215.80
7.1.100.1080.01316.16
7.1.70.0000.00817.07
7.1.60.0070.01619.70
7.1.50.0100.01017.06
7.1.00.0070.07322.45
7.0.200.0080.00316.95
7.0.140.0000.06722.18
7.0.60.0000.04319.85
7.0.50.0030.08317.79
7.0.40.0170.07320.00
7.0.30.0330.07720.20
7.0.20.0270.07020.03
7.0.10.0130.08320.14
7.0.00.0100.04720.21
5.6.280.0070.07321.09
5.6.210.0030.07720.72
5.6.200.0100.07018.11
5.6.190.0100.07020.67
5.6.180.0430.07020.56
5.6.170.0270.04320.61
5.6.160.0030.07320.44
5.6.150.0100.07318.17
5.6.140.0000.08318.09
5.6.130.0000.08018.16
5.6.120.0030.07321.04
5.6.110.0030.04320.98
5.6.100.0130.07021.08
5.6.90.0030.08020.97
5.6.80.0100.07320.50
5.5.350.0170.06320.48
5.5.340.0030.06317.93
5.5.330.0100.03720.07
5.5.320.0270.05020.50
5.5.310.0300.03720.17
5.5.300.0070.05718.02
5.5.290.0070.07717.89
5.5.280.0070.05320.67
5.5.270.0130.06720.62
5.5.260.0030.09020.95
5.5.250.0030.04320.58
5.5.240.0000.03720.03
5.4.450.0500.05319.52
5.4.440.0270.05319.47
5.4.430.0070.07719.48
5.4.420.0070.06319.45
5.4.410.0130.07718.72
5.4.400.0170.05018.63
5.4.390.0030.06018.70
5.4.380.0100.05718.61
5.4.370.0070.04318.52
5.4.360.0170.04718.59
5.4.350.0060.03511.98
5.4.340.0080.03411.97
5.4.320.0110.03612.45
5.4.310.0070.04412.45
5.4.300.0060.03512.45
5.4.290.0060.03812.45
5.4.280.0040.03712.34
5.4.270.0030.03712.35
5.4.260.0050.03912.35
5.4.250.0070.03512.35
5.4.240.0070.03812.35
5.4.230.0070.03512.34
5.4.220.0090.03312.34
5.4.210.0060.03712.34
5.4.200.0080.03612.34
5.4.190.0070.03412.33
5.4.180.0050.03712.33
5.4.170.0070.03512.35
5.4.160.0040.04112.34
5.4.150.0060.03912.34
5.4.140.0040.03812.02
5.4.130.0050.03612.01
5.4.120.0080.03511.96
5.4.110.0060.03911.96
5.4.100.0090.04311.96
5.4.90.0080.03511.96
5.4.80.0030.03811.96
5.4.70.0080.03711.96
5.4.60.0040.03511.96
5.4.50.0080.03111.96
5.4.40.0050.03311.95
5.4.30.0040.03511.95
5.4.20.0030.04311.95
5.4.10.0060.03811.95
5.4.00.0050.04111.44
5.3.290.0070.03912.80
5.3.280.0050.04412.71
5.3.270.0030.04012.73
5.3.260.0070.03712.72
5.3.250.0050.03712.71
5.3.240.0080.04212.72
5.3.230.0050.03812.71
5.3.220.0040.03912.68
5.3.210.0070.04212.68
5.3.200.0030.03912.68
5.3.190.0060.04212.68
5.3.180.0060.04212.68
5.3.170.0070.03412.67
5.3.160.0050.03612.67
5.3.150.0040.03712.68
5.3.140.0080.04512.66
5.3.130.0060.03912.66
5.3.120.0100.03612.66
5.3.110.0090.03612.66
5.3.100.0070.03712.12
5.3.90.0060.03812.09
5.3.80.0030.03712.07
5.3.70.0040.03812.08
5.3.60.0040.03712.06
5.3.50.0050.03512.00
5.3.40.0030.03812.00
5.3.30.0060.03511.96
5.3.20.0080.03811.73
5.3.10.0040.03811.70
5.3.00.0050.03611.69
5.2.170.0030.0329.19
5.2.160.0060.0319.19
5.2.150.0080.0289.19
5.2.140.0020.0349.19
5.2.130.0030.0349.14
5.2.120.0050.0289.14
5.2.110.0030.0329.15
5.2.100.0090.0319.15
5.2.90.0040.0299.16
5.2.80.0050.0299.14
5.2.70.0040.0319.14
5.2.60.0060.0289.10
5.2.50.0040.0299.07
5.2.40.0030.0299.05
5.2.30.0080.0329.02
5.2.20.0050.0329.01
5.2.10.0030.0358.93
5.2.00.0030.0308.79
5.1.60.0050.0228.08
5.1.50.0020.0278.07
5.1.40.0030.0298.06
5.1.30.0040.0258.41
5.1.20.0060.0348.43
5.1.10.0050.0278.15
5.1.00.0050.0288.15
5.0.50.0030.0286.63
5.0.40.0030.0186.49
5.0.30.0030.0346.30
5.0.20.0040.0206.27
5.0.10.0020.0206.25
5.0.00.0070.0266.24
4.4.90.0040.0144.78
4.4.80.0040.0194.75
4.4.70.0040.0254.75
4.4.60.0050.0154.75
4.4.50.0050.0174.77
4.4.40.0020.0254.71
4.4.30.0010.0164.76
4.4.20.0020.0164.84
4.4.10.0050.0184.85
4.4.00.0030.0294.76
4.3.110.0020.0224.67
4.3.100.0020.0164.67
4.3.90.0010.0164.63
4.3.80.0010.0264.59
4.3.70.0040.0134.63
4.3.60.0010.0164.63
4.3.50.0040.0144.63
4.3.40.0030.0234.53
4.3.30.0030.0153.29
4.3.20.0030.0153.27
4.3.10.0010.0163.23
4.3.00.0070.0237.13

preferences:
51.32 ms | 401 KiB | 5 Q