3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "{random_one}[SUBSTRING1] blah blah blah {random_two}[SUBSTRING2] blah blah blah{random_one}[SUBSTRING3]"; preg_match_all("/{.+?}(\[.+?\])/i", $string, $matches); var_dump($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)
8.5.30.0110.00817.39
8.5.20.0090.01519.38
8.5.10.0120.00716.80
8.5.00.0140.00920.14
8.4.180.0130.01019.59
8.4.170.0080.01423.87
8.4.160.0120.01123.68
8.4.150.0060.00616.91
8.4.140.0150.01217.72
8.4.130.0110.01018.03
8.4.120.0100.01020.59
8.4.110.0100.00822.52
8.4.100.0130.00417.70
8.4.90.0100.01018.80
8.4.80.0050.00719.69
8.4.70.0140.00618.25
8.4.60.0100.01119.18
8.4.50.0060.00319.00
8.4.40.0000.00819.75
8.4.30.0170.00319.62
8.4.20.0110.01117.62
8.4.10.0040.00719.50
8.3.300.0110.01018.48
8.3.290.0170.00718.41
8.3.280.0100.01218.44
8.3.270.0160.00716.77
8.3.260.0090.01016.68
8.3.250.0040.00418.87
8.3.240.0100.00916.50
8.3.230.0120.00916.75
8.3.220.0040.00419.10
8.3.210.0090.00618.35
8.3.200.0030.00516.50
8.3.190.0140.00616.87
8.3.180.0110.00916.92
8.3.170.0090.00916.62
8.3.160.0070.01117.07
8.3.150.0090.00016.48
8.3.140.0090.00918.59
8.3.130.0070.00316.62
8.3.120.0150.00018.70
8.3.110.0050.00320.94
8.3.100.0040.00418.52
8.3.90.0050.00326.77
8.3.80.0060.00316.50
8.3.70.0110.00718.43
8.3.60.0140.00716.50
8.3.50.0140.00717.52
8.3.40.0110.00418.74
8.3.30.0040.01118.48
8.3.20.0040.00420.24
8.3.10.0080.00020.27
8.3.00.0070.00023.53
8.2.300.0170.00418.20
8.2.290.0140.00720.36
8.2.280.0100.01020.13
8.2.270.0000.00816.91
8.2.260.0070.00016.58
8.2.250.0000.00817.11
8.2.240.0090.00017.37
8.2.230.0030.00722.58
8.2.220.0050.00324.06
8.2.210.0070.01126.77
8.2.200.0030.00616.63
8.2.190.0140.00716.75
8.2.180.0110.00416.88
8.2.170.0120.00322.96
8.2.160.0070.00720.38
8.2.150.0040.00425.66
8.2.140.0120.00624.66
8.2.130.0040.00726.16
8.2.120.0050.00319.61
8.2.110.0040.00721.05
8.2.100.0090.00317.84
8.2.90.0000.00819.18
8.2.80.0060.00317.97
8.2.70.0040.00417.63
8.2.60.0090.00317.90
8.2.50.0030.00618.10
8.2.40.0040.00420.59
8.2.30.0040.00419.18
8.2.20.0070.00018.02
8.2.10.0060.00318.05
8.2.00.0060.00318.01
8.1.340.0160.00617.59
8.1.330.0120.00722.10
8.1.320.0070.01216.11
8.1.310.0120.00316.37
8.1.300.0110.00718.38
8.1.290.0030.00730.84
8.1.280.0060.00925.92
8.1.270.0000.00820.52
8.1.260.0090.00626.35
8.1.250.0040.00428.09
8.1.240.0030.00722.55
8.1.230.0080.00417.70
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.25
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0000.00818.64
8.1.160.0000.00718.79
8.1.150.0050.00320.14
8.1.140.0070.00019.45
8.1.130.0000.00717.59
8.1.120.0050.00217.47
8.1.110.0050.00317.45
8.1.100.0040.00417.46
8.1.90.0080.00017.46
8.1.80.0030.00617.50
8.1.70.0020.00517.54
8.1.60.0000.00717.63
8.1.50.0040.00417.50
8.1.40.0000.00817.63
8.1.30.0090.00017.69
8.1.20.0080.00017.69
8.1.10.0000.00817.57
8.1.00.0040.00417.60
8.0.300.0050.00318.77
8.0.290.0080.00016.75
8.0.280.0030.00318.27
8.0.270.0000.00717.12
8.0.260.0020.00516.77
8.0.250.0030.00317.04
8.0.240.0070.00016.90
8.0.230.0070.00016.95
8.0.220.0050.00216.86
8.0.210.0030.00317.00
8.0.200.0030.00317.02
8.0.190.0000.00817.06
8.0.180.0040.00416.99
8.0.170.0000.00716.83
8.0.160.0070.00017.00
8.0.150.0040.00416.92
8.0.140.0030.00516.97
8.0.130.0050.00013.48
8.0.120.0040.00416.93
8.0.110.0000.00817.02
8.0.100.0040.00417.04
8.0.90.0030.00516.96
8.0.80.0030.01217.00
8.0.70.0040.00417.00
8.0.60.0040.00416.83
8.0.50.0050.00316.91
8.0.30.0140.00617.31
8.0.20.0110.00917.40
8.0.10.0000.00817.15
8.0.00.0140.00416.63
7.4.330.0000.00515.55
7.4.320.0000.00616.55
7.4.300.0030.00316.59
7.4.290.0060.00316.64
7.4.280.0040.00416.75
7.4.270.0000.00716.70
7.4.260.0040.00416.72
7.4.250.0070.00016.54
7.4.240.0000.00716.64
7.4.230.0000.00716.54
7.4.220.0000.01716.68
7.4.210.0100.01016.75
7.4.200.0000.00716.83
7.4.160.0110.01116.54
7.4.150.0110.00717.40
7.4.140.0100.00817.86
7.4.130.0090.00916.50
7.4.120.0100.01116.63
7.4.110.0130.01016.43
7.4.100.0100.01416.50
7.4.90.0030.01316.59
7.4.80.0090.01319.39
7.4.70.0060.01616.66
7.4.60.0090.00616.50
7.4.50.0090.00316.64
7.4.40.0120.01216.63
7.4.30.0120.00616.63
7.4.00.0050.01114.98
7.3.330.0000.00513.03
7.3.320.0020.00313.00
7.3.310.0050.00216.16
7.3.300.0070.00016.27
7.3.290.0090.00816.32
7.3.280.0090.00816.29
7.3.270.0130.00317.40
7.3.260.0080.00916.34
7.3.250.0130.00916.46
7.3.240.0110.00616.46
7.3.230.0030.02116.73
7.3.210.0030.01416.44
7.3.200.0090.00916.72
7.3.190.0130.00316.34
7.3.180.0100.00616.63
7.3.170.0030.01316.23
7.3.160.0130.00616.52
7.3.120.0050.01314.72
7.3.110.0080.00614.73
7.3.100.0070.01014.96
7.3.90.0100.00514.87
7.3.80.0080.00414.92
7.3.70.0060.00614.83
7.3.60.0050.00914.76
7.3.50.0060.00714.88
7.3.40.0040.01014.83
7.3.30.0040.00914.82
7.3.20.0050.00816.79
7.3.10.0070.00616.70
7.3.00.0070.00616.71
7.2.330.0090.00916.55
7.2.320.0130.00416.54
7.2.310.0080.00816.72
7.2.300.0080.01116.67
7.2.290.0100.01016.45
7.2.250.0090.00915.13
7.2.240.0080.00914.97
7.2.230.0060.00815.06
7.2.220.0090.00715.01
7.2.210.0050.00914.93
7.2.200.0050.00715.00
7.2.190.0050.00814.82
7.2.180.0050.01014.92
7.2.170.0090.00714.97
7.2.160.0020.01114.97
7.2.150.0090.00116.58
7.2.140.0030.01016.96
7.2.130.0070.00716.81
7.2.120.0050.00816.87
7.2.110.0070.00816.78
7.2.100.0030.00916.90
7.2.90.0090.00516.88
7.2.80.0090.00716.80
7.2.70.0060.00816.94
7.2.60.0080.00816.79
7.2.50.0050.01016.81
7.2.40.0050.00716.86
7.2.30.0040.01016.77
7.2.20.0050.01116.83
7.2.10.0060.00716.85
7.2.00.0060.00916.73
7.1.330.0060.01015.82
7.1.320.0060.00615.96
7.1.310.0010.01115.86
7.1.300.0070.00715.86
7.1.290.0050.00715.82
7.1.280.0030.01115.81
7.1.270.0060.00615.90
7.1.260.0040.00815.77
7.1.250.0010.01115.87
7.1.240.0030.00915.55
7.1.230.0040.00815.72
7.1.220.0090.00615.71
7.1.210.0030.01015.88
7.1.200.0050.00715.82
7.1.190.0040.01115.80
7.1.180.0000.01115.68
7.1.170.0090.00615.76
7.1.160.0030.01015.95
7.1.150.0140.00315.76
7.1.140.0080.00015.73
7.1.130.0040.01115.82
7.1.120.0030.01215.73
7.1.110.0060.01016.06
7.1.100.0070.00416.09
7.1.90.0130.01016.94
7.1.80.0230.01016.90
7.1.70.0180.00916.24
7.1.60.0250.01628.12
7.1.50.0200.01027.92
7.1.40.0220.01027.82
7.1.30.0220.00827.65
7.1.20.0300.00827.78
7.1.10.0190.01015.79
7.1.00.0170.01015.81
7.0.330.0000.01515.55
7.0.320.0030.01015.20
7.0.310.0000.01115.41
7.0.300.0060.00615.52
7.0.290.0070.00715.25
7.0.280.0110.00415.60
7.0.270.0040.01115.55
7.0.260.0060.01015.50
7.0.250.0000.01515.61
7.0.240.0030.01015.38
7.0.230.0410.00816.54
7.0.220.0100.00816.37
7.0.210.0180.01015.57
7.0.200.0180.00715.82
7.0.190.0110.01215.84
7.0.180.0120.01015.56
7.0.170.0160.01315.44
7.0.160.0160.01015.36
7.0.150.0200.00815.38
7.0.140.0190.00615.42
7.0.130.0170.00615.64
7.0.120.0230.01315.69
7.0.110.0120.00915.51
7.0.100.0110.01015.53
7.0.90.0160.00515.39
7.0.80.0150.00815.45
7.0.70.0230.00415.57
7.0.60.0180.00815.49
7.0.50.0200.01115.60
7.0.40.0140.00914.95
7.0.30.0320.00715.04
7.0.20.0200.00915.01
7.0.10.0180.00715.02
7.0.00.0160.00714.94
5.6.400.0070.00714.00
5.6.390.0110.00414.28
5.6.380.0070.00714.52
5.6.370.0030.00814.32
5.6.360.0130.00014.52
5.6.350.0070.01014.31
5.6.340.0060.00614.36
5.6.330.0080.00514.22
5.6.320.0060.00914.16
5.6.310.0060.00914.19
5.6.300.0000.01314.23
5.6.290.0070.00614.16
5.6.280.0030.00614.19
5.6.270.0000.01114.37
5.6.260.0040.00814.21
5.6.250.0070.00314.23
5.6.240.0080.00014.19
5.6.230.0000.01314.35
5.6.220.0100.00714.32
5.6.210.0140.00014.37
5.6.200.0040.00814.24
5.6.190.0000.00914.52
5.6.180.0030.00814.07
5.6.170.0070.00714.02
5.6.160.0000.01614.35
5.6.150.0090.00914.66
5.6.140.0120.00614.17
5.6.130.0110.00713.98
5.6.120.0100.00314.15
5.6.110.0090.00914.18
5.6.100.0060.00614.27
5.6.90.0080.00014.53
5.6.80.0030.00714.29
5.6.70.0040.00713.99
5.6.60.0080.00414.10
5.6.50.0110.00414.28
5.6.40.0040.01514.24
5.6.30.0040.01114.07
5.6.20.0060.00614.22
5.6.10.0110.00714.30
5.6.00.0070.01114.31

preferences:
59.65 ms | 2041 KiB | 5 Q