3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = <<<INP value that I {want}, vs value "I do {NOT} want". Lets make it's {nested {this {time}}} what's And yes, it's even "{bullet-{proof}}" whats :) INP; @preg_match_all('~("|\').*?\1(*SKIP)(*FAIL)|\{(?:[^{}]|(?R))*\}~', $input, $m); print_r($m[0]); ?>

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)
8.3.60.0140.00718.68
8.3.50.0150.00721.20
8.3.40.0070.00719.00
8.3.30.0060.00920.04
8.3.20.0050.00320.77
8.3.10.0050.00321.04
8.3.00.0080.00023.37
8.2.180.0080.00817.00
8.2.170.0110.00722.96
8.2.160.0070.00720.58
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0080.00021.24
8.2.110.0000.00919.35
8.2.100.0090.00318.03
8.2.90.0000.00819.34
8.2.80.0040.00418.16
8.2.70.0050.00317.84
8.2.60.0000.00918.05
8.2.50.0000.00818.07
8.2.40.0080.00018.16
8.2.30.0040.00421.19
8.2.20.0000.00817.91
8.2.10.0040.00417.82
8.2.00.0040.00417.84
8.1.280.0120.00325.92
8.1.270.0000.00723.99
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0030.00720.71
8.1.230.0110.00021.05
8.1.220.0020.00518.77
8.1.210.0050.00518.77
8.1.200.0100.00017.35
8.1.190.0030.00617.50
8.1.180.0050.00318.10
8.1.170.0080.00018.71
8.1.160.0040.00418.83
8.1.150.0070.00018.79
8.1.140.0100.00017.57
8.1.130.0040.00417.59
8.1.120.0040.00417.51
8.1.110.0000.00817.64
8.1.100.0040.00417.66
8.1.90.0000.00717.57
8.1.80.0040.00417.55
8.1.70.0000.00717.63
8.1.60.0000.00917.73
8.1.50.0000.00717.63
8.1.40.0060.00317.66
8.1.30.0050.00317.82
8.1.20.0000.00817.79
8.1.10.0090.00017.59
8.1.00.0040.00417.63
8.0.300.0050.00319.81
8.0.290.0040.00417.18
8.0.280.0000.00718.48
8.0.270.0050.00317.28
8.0.260.0030.00316.91
8.0.250.0000.00717.16
8.0.240.0070.00017.13
8.0.230.0030.00317.04
8.0.220.0000.00816.99
8.0.210.0040.00417.14
8.0.200.0030.00317.14
8.0.190.0000.00817.08
8.0.180.0000.00717.09
8.0.170.0040.00417.07
8.0.160.0050.00217.09
8.0.150.0000.00816.96
8.0.140.0030.00617.09
8.0.130.0000.00513.50
8.0.120.0000.00817.08
8.0.110.0040.00416.91
8.0.100.0050.00216.96
8.0.90.0000.00716.97
8.0.80.0090.00617.05
8.0.70.0000.00717.14
8.0.60.0040.00416.92
8.0.50.0000.00716.95
8.0.30.0100.01017.38
8.0.20.0080.01017.40
8.0.10.0040.00417.05
8.0.00.0100.00816.87
7.4.330.0000.00515.01
7.4.320.0000.00616.84
7.4.300.0060.00016.82
7.4.290.0040.00416.74
7.4.280.0030.00516.83
7.4.270.0030.00316.71
7.4.260.0060.00013.39
7.4.250.0040.00416.70
7.4.240.0040.00416.82
7.4.230.0000.00816.82
7.4.220.0070.01016.89
7.4.210.0090.00616.82
7.4.200.0000.00716.70
7.4.190.0000.00716.91
7.4.160.0100.01016.68
7.4.150.0140.01017.40
7.4.140.0040.01317.86
7.4.130.0130.00616.68
7.4.120.0090.01116.72
7.4.110.0030.01416.55
7.4.100.0070.01116.64
7.4.90.0100.00716.49
7.4.80.0060.01019.39
7.4.70.0100.00616.57
7.4.60.0070.01016.76
7.4.50.0040.00416.53
7.4.40.0030.01322.77
7.4.30.0060.01216.69
7.4.00.0000.01415.28
7.3.330.0060.00013.32
7.3.320.0030.00413.24
7.3.310.0000.00716.38
7.3.300.0030.00316.46
7.3.290.0150.00016.41
7.3.280.0110.00816.40
7.3.270.0110.00717.40
7.3.260.0140.00918.24
7.3.250.0070.01116.47
7.3.240.0110.00716.41
7.3.230.0110.00716.59
7.3.210.0170.00016.42
7.3.200.0110.01219.39
7.3.190.0120.00916.66
7.3.180.0110.00416.48
7.3.170.0100.01016.63
7.3.160.0040.01216.55
7.3.120.0030.01014.91
7.2.330.0130.00316.89
7.2.320.0110.00816.79
7.2.310.0100.01316.77
7.2.300.0030.01416.73
7.2.290.0120.00916.71
7.2.80.0060.00316.80
7.2.60.0000.01717.02
7.2.00.0000.01619.44
7.1.200.0070.00315.98
7.1.100.0060.00618.39
7.1.70.0080.00317.05
7.1.60.0000.01919.17
7.1.50.0030.01717.14
7.1.00.0070.03022.48
7.0.200.0780.00015.07
7.0.140.0030.07321.93
7.0.100.0030.08019.95
7.0.90.0130.07019.90
7.0.80.0070.08319.90
7.0.70.0100.05719.91
7.0.60.0100.07719.98
7.0.50.0170.04020.36
7.0.40.0130.07720.02
7.0.30.0030.08720.08
7.0.20.0070.07020.00
7.0.10.0070.08319.99
7.0.00.0000.06720.17
5.6.280.0170.06021.12
5.6.250.0070.05020.63
5.6.240.0200.07020.53
5.6.230.0100.08320.68
5.6.220.0030.08320.59
5.6.210.0070.07720.66
5.6.200.0030.05720.96
5.6.190.0070.08321.06
5.6.180.0070.07721.02
5.6.170.0130.08021.10
5.6.160.0030.09021.05
5.6.150.0100.06321.08
5.6.140.0070.08021.01
5.6.130.0130.06721.03
5.6.120.0070.05721.07
5.6.110.0030.06021.01
5.6.100.0030.05320.89
5.6.90.0070.07321.04
5.6.80.0100.06020.45
5.6.70.0000.05720.39
5.6.60.0000.04320.46
5.6.50.0100.03320.50
5.6.40.0030.04020.42
5.6.30.0000.08020.41
5.6.20.0030.04020.52
5.6.10.0070.03720.30
5.6.00.0030.07020.38
5.5.380.0130.07720.40
5.5.370.0200.06720.34
5.5.360.0070.08020.34
5.5.350.0100.08020.40
5.5.340.0130.07720.84
5.5.330.0030.08720.84
5.5.320.0030.05020.75
5.5.310.0070.08320.73
5.5.300.0030.08320.91
5.5.290.0070.08320.88
5.5.280.0070.04720.81
5.5.270.0100.05320.74
5.5.260.0130.08020.88
5.5.250.0070.07020.58
5.5.240.0000.04320.18
5.5.230.0070.03720.20
5.5.220.0100.03320.27
5.5.210.0070.04020.14
5.5.200.0000.04720.13
5.5.190.0030.04019.98
5.5.180.0030.05720.07
5.5.160.0100.06320.15
5.5.150.0070.04020.15
5.5.140.0000.06020.23
5.5.130.0030.04320.20
5.5.120.0000.08320.23
5.5.110.0130.03020.13
5.5.100.0070.05020.07
5.5.90.0100.03020.16
5.5.80.0100.03720.17
5.5.70.0070.03720.12
5.5.60.0000.04320.15
5.5.50.0130.03320.04
5.5.40.0030.03720.05
5.5.30.0030.05020.10
5.5.20.0100.04019.99
5.5.10.0100.03319.97
5.5.00.0030.04019.95
5.4.450.0130.04319.20
5.4.440.0100.07019.36
5.4.430.0100.07319.36
5.4.420.0130.06019.35
5.4.410.0070.04719.36
5.4.400.0030.03719.06
5.4.390.0070.05719.21
5.4.380.0030.03719.03
5.4.370.0000.04318.88
5.4.360.0070.03319.12
5.4.350.0100.06719.03
5.4.340.0070.03719.16
5.4.320.0170.05019.04
5.4.310.0100.03019.13
5.4.300.0030.03719.16
5.4.290.0100.04318.85
5.4.280.0000.05318.89
5.4.270.0030.04019.12
5.4.260.0070.03719.25
5.4.250.0070.06719.12
5.4.240.0070.03719.10
5.4.230.0000.04019.18
5.4.220.0030.04019.18
5.4.210.0070.03319.18
5.4.200.0000.06318.84
5.4.190.0030.04319.15
5.4.180.0030.04319.11
5.4.170.0030.04319.03
5.4.160.0000.04019.16
5.4.150.0070.03718.93
5.4.140.0030.04016.43
5.4.130.0030.03316.41
5.4.120.0000.04316.40
5.4.110.0000.03716.32
5.4.100.0000.03716.43
5.4.90.0070.03316.39
5.4.80.0030.04016.50
5.4.70.0070.05316.46
5.4.60.0000.03716.32
5.4.50.0030.05716.25
5.4.40.0000.04016.51
5.4.30.0070.07316.29
5.4.20.0100.06016.36
5.4.10.0200.05316.46
5.4.00.0000.07315.86
5.3.290.0000.07714.71
5.3.280.0100.03014.54
5.3.270.0070.03714.66
5.3.260.0000.05014.66
5.3.250.0030.03714.66
5.3.240.0070.05014.60
5.3.230.0070.03714.65
5.3.220.0030.03314.61
5.3.210.0030.07014.67
5.3.200.0030.03714.61
5.3.190.0030.04314.51
5.3.180.0070.03314.50
5.3.170.0000.04314.58
5.3.160.0000.04014.54
5.3.150.0030.03714.48
5.3.140.0070.07314.49
5.3.130.0130.06014.56
5.3.120.0070.08014.56
5.3.110.0030.08014.52
5.3.100.0130.05014.14
5.3.90.0070.07014.02
5.3.80.0000.04714.13
5.3.70.0000.08013.95
5.3.60.0170.06714.12
5.3.50.0030.06313.86
5.3.40.0030.05013.99
5.3.30.0070.07313.79
5.3.20.0030.05713.75
5.3.10.0200.05713.76
5.3.00.0030.08013.75
5.2.170.0070.05711.27
5.2.160.0030.06011.25
5.2.150.0070.06011.13
5.2.140.0070.06311.24
5.2.130.0030.05311.16
5.2.120.0170.05010.95
5.2.110.0030.06011.10
5.2.100.0030.06011.18
5.2.90.0070.06311.16
5.2.80.0100.06011.21
5.2.70.0070.05711.20
5.2.60.0100.06011.13
5.2.50.0070.05711.08
5.2.40.0030.06710.81
5.2.30.0070.06011.00
5.2.20.0070.05010.83
5.2.10.0030.06010.93
5.2.00.0070.05310.86
5.1.60.0070.02710.19
5.1.50.0070.03310.19
5.1.40.0030.04010.19
5.1.30.0030.03310.46
5.1.20.0000.06010.35
5.1.10.0070.05310.19
5.1.00.0070.05310.19
5.0.50.0070.04310.19
5.0.40.0030.04310.19
5.0.30.0000.06710.19
5.0.20.0070.03710.19
5.0.10.0070.04010.19
5.0.00.0000.05710.19
4.4.90.0070.03310.19
4.4.80.0000.03010.19
4.4.70.0000.03310.19
4.4.60.0030.03710.19
4.4.50.0030.02710.19
4.4.40.0000.05010.19
4.4.30.0030.03710.19
4.4.20.0070.03010.19
4.4.10.0070.03310.19
4.4.00.0000.05310.19
4.3.110.0100.02010.19
4.3.100.0030.03310.19
4.3.90.0000.04010.19
4.3.80.0030.05010.19
4.3.70.0000.03310.19
4.3.60.0000.04010.19
4.3.50.0030.03710.19
4.3.40.0030.05710.19
4.3.30.0030.03310.19
4.3.20.0000.03710.19
4.3.10.0030.03710.19
4.3.00.0070.03010.19

preferences:
38.47 ms | 401 KiB | 5 Q