3v4l.org

run code in 300+ PHP versions simultaneously
<?php $matches = null; preg_match('/^(d{1,2}([a-z]+)) (?:s*) (?=200[0-9])/', '21st March 2006', $matches); var_dump($matches);

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)
8.3.40.0070.00718.87
8.3.30.0070.00718.67
8.3.20.0040.00418.77
8.3.10.0000.00920.60
8.3.00.0060.00319.38
8.2.170.0110.00722.96
8.2.160.0070.00720.47
8.2.150.0070.00024.18
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00419.48
8.2.110.0060.00322.21
8.2.100.0060.00617.91
8.2.90.0000.00919.21
8.2.80.0000.00719.29
8.2.70.0000.00817.61
8.2.60.0110.00017.88
8.2.50.0060.00318.07
8.2.40.0030.00618.22
8.2.30.0070.00017.89
8.2.20.0100.00017.65
8.2.10.0080.00017.71
8.2.00.0000.00817.75
8.1.270.0080.00024.66
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0070.00322.42
8.1.230.0040.00718.97
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0040.00417.46
8.1.190.0040.00417.38
8.1.180.0040.00418.10
8.1.170.0000.00818.77
8.1.160.0000.00718.77
8.1.150.0070.00018.76
8.1.140.0070.00017.48
8.1.130.0000.00717.77
8.1.120.0040.00417.57
8.1.110.0000.00817.55
8.1.100.0040.00417.54
8.1.90.0050.00317.51
8.1.80.0030.00517.45
8.1.70.0000.00717.46
8.1.60.0060.00317.72
8.1.50.0000.00717.54
8.1.40.0030.00517.63
8.1.30.0040.00417.67
8.1.20.0040.00417.67
8.1.10.0000.00817.65
8.1.00.0000.00717.61
8.0.300.0070.00019.93
8.0.290.0040.00416.75
8.0.280.0030.00318.27
8.0.270.0000.00717.27
8.0.260.0000.00616.93
8.0.250.0000.00717.02
8.0.240.0040.00416.97
8.0.230.0030.00317.05
8.0.220.0070.00016.95
8.0.210.0000.00717.04
8.0.200.0040.00417.05
8.0.190.0050.00217.05
8.0.180.0040.00417.01
8.0.170.0040.00417.02
8.0.160.0030.00316.93
8.0.150.0000.00816.94
8.0.140.0050.00216.85
8.0.130.0060.00013.38
8.0.120.0000.00816.95
8.0.110.0040.00417.08
8.0.100.0000.00716.77
8.0.90.0000.00716.85
8.0.80.0060.00916.88
8.0.70.0070.00017.00
8.0.60.0040.00416.87
8.0.50.0080.00017.02
8.0.30.0120.00717.02
8.0.20.0100.01117.18
8.0.10.0040.00416.90
8.0.00.0090.00916.72
7.4.330.0050.00013.16
7.4.320.0030.00316.57
7.4.300.0030.00716.79
7.4.290.0030.00316.51
7.4.280.0000.00916.55
7.4.270.0040.00416.64
7.4.260.0050.00013.38
7.4.250.0040.00416.73
7.4.240.0040.00416.63
7.4.230.0000.00716.45
7.4.220.0060.02016.66
7.4.210.0070.00916.77
7.4.200.0030.00316.67
7.4.190.0040.00416.82
7.4.160.0100.01016.71
7.4.150.0150.00316.46
7.4.140.0110.00816.63
7.4.130.0160.01316.59
7.4.120.0120.00516.57
7.4.110.0140.00316.54
7.4.100.0090.00916.52
7.4.90.0060.01216.65
7.4.80.0060.01519.39
7.4.70.0060.01016.70
7.4.60.0090.01116.57
7.4.50.0040.00416.36
7.4.40.0060.00916.59
7.4.30.0100.00616.47
7.4.00.0080.01014.96
7.3.330.0060.00013.08
7.3.320.0000.00613.03
7.3.310.0000.00716.36
7.3.300.0040.00416.28
7.3.290.0120.00916.36
7.3.280.0070.00816.30
7.3.270.0030.01416.48
7.3.260.0130.00516.37
7.3.250.0120.00716.42
7.3.240.0140.00516.30
7.3.230.0110.01316.51
7.3.210.0030.01316.48
7.3.200.0100.00616.27
7.3.190.0030.01416.69
7.3.180.0070.01316.57
7.3.170.0040.01116.41
7.3.160.0120.01216.39
7.3.120.0070.00914.99
7.3.110.0100.01014.59
7.3.100.0060.00615.04
7.3.90.0060.00614.89
7.3.80.0040.01114.75
7.3.70.0070.00314.57
7.3.60.0070.00714.68
7.3.50.0120.00614.69
7.3.40.0080.00414.64
7.3.30.0080.00814.98
7.3.20.0040.01116.64
7.3.10.0080.00516.62
7.3.00.0060.01016.63
7.2.330.0170.00316.45
7.2.320.0100.00616.70
7.2.310.0160.00716.54
7.2.300.0000.01716.61
7.2.290.0030.01816.58
7.2.250.0080.01114.95
7.2.240.0150.00615.00
7.2.230.0040.00815.23
7.2.220.0030.00915.02
7.2.210.0070.00714.86
7.2.200.0060.00914.73
7.2.190.0130.00715.05
7.2.180.0100.01014.96
7.2.170.0060.00614.69
7.2.130.0120.00616.86
7.2.120.0090.00616.95
7.2.110.0100.00316.93
7.2.100.0000.01116.83
7.2.90.0090.00616.87
7.2.80.0000.01317.11
7.2.70.0030.01216.96
7.2.60.0000.01016.79
7.2.50.0000.01017.06
7.2.40.0000.01316.95
7.2.30.0090.00616.82
7.2.20.0040.01116.95
7.2.10.0040.00816.79
7.2.00.0030.01218.15
7.1.330.0060.00615.99
7.1.320.0030.00516.09
7.1.310.0060.00616.02
7.1.300.0070.00715.84
7.1.290.0030.00615.59
7.1.280.0040.01115.84
7.1.270.0100.00315.80
7.1.260.0030.01015.97
7.1.250.0030.01016.00
7.1.100.0500.01015.89
7.1.70.0030.00516.95
7.1.60.0210.00319.40
7.1.50.0070.01417.07
7.1.00.0030.06722.46
7.0.200.0280.00414.52
7.0.140.0030.07322.09
7.0.120.0100.06021.96
7.0.60.0170.06319.96
7.0.50.0170.05717.90
7.0.40.0070.08020.06
7.0.30.0270.07320.15
7.0.20.0130.04720.19
7.0.10.0300.06720.18
7.0.00.0030.05320.14
5.6.210.0100.06320.44
5.6.200.0130.08018.12
5.6.190.0170.04020.40
5.6.180.0270.08720.43
5.6.170.0300.06020.45
5.6.160.0030.08020.32
5.6.150.0100.04018.16
5.6.140.0170.07018.22
5.6.130.0000.06718.12
5.6.120.0030.08721.01
5.6.110.0100.03720.98
5.6.100.0030.04320.93
5.6.90.0000.07720.95
5.6.80.0130.07720.50
5.6.70.4000.03320.39
5.5.350.0330.05720.46
5.5.340.0030.04018.02
5.5.330.0100.05320.25
5.5.320.0170.04720.15
5.5.310.0270.07720.33
5.5.300.0100.05718.02
5.5.290.0130.07718.02
5.5.280.0030.08020.97
5.5.270.0070.04020.72
5.5.260.0100.08320.95
5.5.250.0100.07720.71
5.5.240.0130.04020.03
5.4.450.0030.04319.25
5.4.440.0070.07719.41
5.4.430.0170.07019.50
5.4.420.0130.07019.40
5.4.410.0070.04719.21
5.4.400.0100.07319.18
5.4.390.0070.06019.10
5.4.380.0100.06019.08
5.4.370.0130.03318.79
5.4.360.0130.05319.14
5.4.350.0070.03718.79
5.4.340.0070.07718.79
5.4.320.0070.03718.79
5.4.310.0070.03719.00
5.4.300.0200.03319.18
5.4.290.0030.03719.16
5.4.280.0000.04019.12
5.4.270.0030.03719.17
5.4.260.0030.03719.13
5.4.250.0030.03718.91
5.4.240.0030.03719.08
5.4.230.0070.03319.14
5.4.220.0070.04019.11
5.4.210.0000.04319.11
5.4.200.0000.04019.08
5.4.190.0030.03718.78
5.4.180.0030.03718.99
5.4.170.0000.04019.13
5.4.160.0030.03719.15
5.4.150.0100.03019.15
5.4.140.0000.03716.21
5.4.130.0070.03316.41
5.4.120.0000.03716.24
5.4.110.0030.03316.36
5.4.100.0000.03716.43
5.4.90.0030.03316.34
5.4.80.0000.03716.57
5.4.70.0030.03316.23
5.4.60.0000.05016.34
5.4.50.0030.04016.25
5.4.40.0000.04016.24
5.4.30.0030.04716.12
5.4.20.0070.03316.38
5.4.10.0070.05716.24
5.4.00.0070.07015.77
5.3.290.0030.06314.48
5.3.280.0170.03014.54
5.3.270.0000.04014.52
5.3.260.0100.03014.55
5.3.250.0070.03714.39
5.3.240.0070.03314.56
5.3.230.0070.03714.52
5.3.220.0000.03714.51
5.3.210.0030.03714.48
5.3.200.0000.03714.48
5.3.190.0030.03714.50
5.3.180.0030.03714.50
5.3.170.0070.03014.50
5.3.160.0100.02714.51
5.3.150.0070.03314.51
5.3.140.0100.07314.48
5.3.130.0070.04714.45
5.3.120.0070.07714.48
5.3.110.0070.05714.52
5.3.100.0070.06013.97
5.3.90.0000.04713.91
5.3.80.0100.03713.80
5.3.70.0000.04013.80
5.3.60.0030.05014.09
5.3.50.0070.05013.88
5.3.40.0100.06313.89
5.3.30.0070.05713.84
5.3.20.0030.05013.66
5.3.10.0070.07313.49
5.3.00.0000.03713.63
5.2.170.0070.06311.22
5.2.160.0000.05010.96
5.2.150.0030.03311.11
5.2.140.0030.04711.09
5.2.130.0000.06310.98
5.2.120.0030.04711.03
5.2.110.0000.03711.00
5.2.100.0030.03311.04
5.2.90.0070.05011.06
5.2.80.0000.07011.03
5.2.70.0030.03711.02
5.2.60.0070.06310.97
5.2.50.0030.06011.09
5.2.40.0030.04310.96
5.2.30.0070.06010.91
5.2.20.0100.02710.90
5.2.10.0100.05310.85
5.2.00.0030.06310.59
5.1.60.0030.0439.98
5.1.50.0000.04310.00
5.1.40.0000.05310.03
5.1.30.0070.05310.48
5.1.20.0000.04310.33
5.1.10.0100.04710.08
5.1.00.0030.05310.07
5.0.50.0030.0238.63
5.0.40.0030.0238.46
5.0.30.0030.0678.20
5.0.20.0070.0308.24
5.0.10.0030.0378.18
5.0.00.0030.0578.29
4.4.90.0030.0337.54
4.4.80.0070.0277.54
4.4.70.0070.0337.54
4.4.60.0000.0377.54
4.4.50.0030.0377.54
4.4.40.0000.0507.54
4.4.30.0030.0337.54
4.4.20.0030.0377.54
4.4.10.0000.0237.54
4.4.00.0030.0477.54
4.3.110.0030.0277.54
4.3.100.0030.0307.54
4.3.90.0070.0307.54
4.3.80.0030.0507.54
4.3.70.0070.0177.54
4.3.60.0030.0407.54
4.3.50.0000.0337.54
4.3.40.0030.0337.54
4.3.30.0000.0207.54
4.3.20.0030.0237.54
4.3.10.0030.0277.54
4.3.00.0000.0207.54

preferences:
58.39 ms | 400 KiB | 5 Q