3v4l.org

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

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)
8.3.70.0150.00616.58
8.3.60.0040.01118.43
8.3.50.0120.00721.33
8.3.40.0120.00418.96
8.3.30.0100.00320.39
8.3.20.0040.00420.74
8.3.10.0040.00421.09
8.3.00.0080.00023.68
8.2.180.0100.01418.42
8.2.170.0090.00622.96
8.2.160.0100.00320.30
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0000.00721.07
8.2.110.0080.00022.41
8.2.100.0070.00418.09
8.2.90.0000.00819.39
8.2.80.0040.00419.42
8.2.70.0040.00417.88
8.2.60.0000.00818.05
8.2.50.0000.00818.07
8.2.40.0000.01118.09
8.2.30.0040.00419.57
8.2.20.0000.00817.91
8.2.10.0030.00617.90
8.2.00.0000.00917.90
8.1.280.0140.00025.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00622.54
8.1.230.0070.00420.85
8.1.220.0030.00518.77
8.1.210.0080.00018.97
8.1.200.0030.00617.36
8.1.190.0060.00317.51
8.1.180.0030.00618.10
8.1.170.0000.00818.77
8.1.160.0000.00718.84
8.1.150.0000.00818.86
8.1.140.0050.00217.48
8.1.130.0030.00317.77
8.1.120.0080.00017.68
8.1.110.0000.00817.64
8.1.100.0000.00717.52
8.1.90.0000.00817.61
8.1.80.0050.00217.63
8.1.70.0000.00717.50
8.1.60.0040.00417.73
8.1.50.0000.00817.53
8.1.40.0040.00417.73
8.1.30.0040.00417.82
8.1.20.0040.00417.75
8.1.10.0040.00417.74
8.1.00.0040.00417.63
8.0.300.0040.00819.98
8.0.290.0040.00417.05
8.0.280.0040.00418.47
8.0.270.0030.00317.28
8.0.260.0000.00617.05
8.0.250.0000.00717.18
8.0.240.0040.00417.18
8.0.230.0060.00317.08
8.0.220.0000.00717.07
8.0.210.0030.00317.07
8.0.200.0060.00017.17
8.0.190.0000.00717.17
8.0.180.0070.00017.11
8.0.170.0000.00717.05
8.0.160.0070.00017.12
8.0.150.0000.00716.96
8.0.140.0030.00817.13
8.0.130.0000.00513.63
8.0.120.0030.00716.96
8.0.110.0040.00417.16
8.0.100.0020.00517.08
8.0.90.0040.00417.11
8.0.80.0090.00617.09
8.0.70.0040.00417.02
8.0.60.0040.00417.00
8.0.50.0000.00816.96
8.0.30.0130.00617.41
8.0.20.0080.01017.40
8.0.10.0070.00017.19
8.0.00.0080.01316.93
7.4.330.0030.00216.72
7.4.320.0000.00716.81
7.4.300.0000.00616.77
7.4.290.0040.00716.74
7.4.280.0000.00716.79
7.4.270.0040.00416.76
7.4.260.0030.00313.45
7.4.250.0000.00816.61
7.4.240.0040.00316.72
7.4.230.0000.00716.62
7.4.220.0030.01416.95
7.4.210.0040.01116.79
7.4.200.0030.00316.87
7.4.190.0030.00316.79
7.4.160.0200.00416.66
7.4.150.0110.00717.40
7.4.140.0100.01117.86
7.4.130.0130.00916.72
7.4.120.0150.00316.72
7.4.110.0140.00716.84
7.4.100.0090.00916.75
7.4.90.0030.01516.77
7.4.80.0120.00619.39
7.4.70.0030.01316.59
7.4.60.0110.00816.55
7.4.50.0000.00816.79
7.4.40.0050.00822.77
7.4.30.0100.01016.58
7.4.00.0100.00715.08
7.3.330.0000.00513.32
7.3.320.0060.00013.36
7.3.310.0030.00316.27
7.3.300.0000.00716.25
7.3.290.0030.01016.46
7.3.280.0090.01116.46
7.3.270.0160.00517.40
7.3.260.0080.01518.24
7.3.250.0070.00916.58
7.3.240.0130.00316.77
7.3.230.0230.00316.70
7.3.210.0150.00316.52
7.3.200.0030.01819.39
7.3.190.0170.00716.68
7.3.180.0120.00316.47
7.3.170.0080.00816.58
7.3.160.0080.00816.51
7.3.120.0060.00914.68
7.2.330.0120.00416.74
7.2.320.0090.00916.74
7.2.310.0110.01016.68
7.2.300.0070.01016.61
7.2.290.0110.01116.65
7.2.00.0070.00719.71
7.1.100.0000.01617.99
7.1.70.0000.01117.34
7.1.60.0030.02019.17
7.1.50.0120.00917.28
7.1.00.0070.04722.35
7.0.200.0040.00416.86
7.0.140.0100.06322.01
7.0.100.0070.08319.89
7.0.90.0100.07719.85
7.0.80.0130.07319.96
7.0.70.0600.07019.93
7.0.60.0600.07719.95
7.0.50.0370.08020.35
7.0.40.0100.07720.14
7.0.30.0030.08720.11
7.0.20.0170.07720.14
7.0.10.0030.08320.13
7.0.00.0100.06320.14
5.6.280.0100.06321.10
5.6.250.0100.06020.75
5.6.240.0070.07720.76
5.6.230.0170.06020.67
5.6.220.0130.07020.62
5.6.210.0170.07020.55
5.6.200.0070.08721.05
5.6.190.0030.08721.08
5.6.180.0200.06720.96
5.6.170.0030.08321.11
5.6.160.0070.04721.06
5.6.150.0100.06721.07
5.6.140.0000.09021.04
5.6.130.0130.08021.04
5.6.120.0070.07020.93
5.6.110.0030.06321.01
5.6.100.0070.08321.00
5.6.90.0100.08021.00
5.6.80.0000.08720.30
5.6.70.0130.07320.30
5.6.60.0070.08320.50
5.6.50.0130.06720.43
5.6.40.0130.07020.40
5.6.30.0000.08720.43
5.6.20.0100.07320.24
5.6.10.0100.06320.41
5.6.00.0030.07720.37
5.5.380.0170.06720.42
5.5.370.0100.07320.51
5.5.360.0100.04320.44
5.5.350.0000.04720.43
5.5.340.0100.08020.73
5.5.330.0130.06320.81
5.5.320.0070.08020.90
5.5.310.0070.08020.78
5.5.300.0170.06720.76
5.5.290.0070.08020.83
5.5.280.0130.07320.91
5.5.270.0070.08720.76
5.5.260.0030.09020.86
5.5.250.0130.07020.70
5.5.240.0200.06320.21
5.5.230.0170.07020.14
5.5.220.0100.07020.21
5.5.210.0030.07720.30
5.5.200.0200.07020.22
5.5.190.0070.07720.13
5.5.180.0070.07720.21
5.5.160.0070.07320.11
5.5.150.0100.06320.23
5.5.140.0070.05020.12
5.5.130.0030.07320.14
5.5.120.0070.08020.24
5.5.110.0270.06719.98
5.5.100.0130.05320.16
5.5.90.0070.07020.10
5.5.80.0070.06020.10
5.5.70.0200.03320.14
5.5.60.0130.07320.11
5.5.50.0100.07320.08
5.5.40.0030.06720.15
5.5.30.0100.07720.05
5.5.20.0070.08019.99
5.5.10.0000.08320.04
5.5.00.0070.07320.02
5.4.450.0130.06019.52
5.4.440.0070.08019.57
5.4.430.0030.08019.52
5.4.420.0030.07719.38
5.4.410.0100.08019.30
5.4.400.0100.07319.05
5.4.390.0030.08319.19
5.4.380.0070.07719.06
5.4.370.0070.07019.04
5.4.360.0130.07319.05
5.4.350.0070.07319.17
5.4.340.0170.06718.86
5.4.320.0030.08319.11
5.4.310.0100.04019.04
5.4.300.0100.07319.05
5.4.290.0100.06319.05
5.4.280.0070.07019.24
5.4.270.0130.07019.19
5.4.260.0100.07719.10
5.4.250.0070.07319.10
5.4.240.0030.08019.14
5.4.230.0100.07019.04
5.4.220.0100.07018.85
5.4.210.0000.08019.21
5.4.200.0070.07319.14
5.4.190.0130.06719.23
5.4.180.0000.08319.23
5.4.170.0130.05019.14
5.4.160.0030.07719.22
5.4.150.0000.06319.15
5.4.140.0070.07316.42
5.4.130.0030.04016.25
5.4.120.0000.08016.50
5.4.110.0070.05316.48
5.4.100.0030.04316.46
5.4.90.0070.04316.44
5.4.80.0070.06716.47
5.4.70.0170.06316.46
5.4.60.0030.05016.47
5.4.50.0230.04716.49
5.4.40.0100.07316.46
5.4.30.0070.07716.25
5.4.20.0030.04316.41
5.4.10.0070.07316.45
5.4.00.0100.06715.91
5.3.290.0100.07014.80
5.3.280.0170.07014.54
5.3.270.0030.07714.68
5.3.260.0000.08314.59
5.3.250.0070.06314.64
5.3.240.0130.07014.62
5.3.230.0170.06314.66
5.3.220.0100.07014.64
5.3.210.0130.07714.70
5.3.200.0070.07714.72
5.3.190.0100.06714.72
5.3.180.0030.07714.64
5.3.170.0100.07014.60
5.3.160.0200.05714.62
5.3.150.0070.06714.54
5.3.140.0100.05314.71
5.3.130.0130.06714.66
5.3.120.0130.07014.55
5.3.110.0070.07714.58
5.3.100.0030.06014.03
5.3.90.0100.05714.16
5.3.80.0070.07014.08
5.3.70.0070.06014.05
5.3.60.0070.07014.11
5.3.50.0070.07013.88
5.3.40.0070.06714.09
5.3.30.0070.07014.01
5.3.20.0030.07713.84
5.3.10.0070.07313.64
5.3.00.0030.07313.60
5.2.170.0070.06011.15
5.2.160.0030.06711.02
5.2.150.0070.06011.18
5.2.140.0030.06711.06
5.2.130.0030.06311.11
5.2.120.0070.05011.17
5.2.110.0000.06311.13
5.2.100.0070.03711.02
5.2.90.0100.05711.11
5.2.80.0030.06710.96
5.2.70.0070.06011.03
5.2.60.0100.06011.04
5.2.50.0070.06010.88
5.2.40.0100.05310.96
5.2.30.0030.06010.81
5.2.20.0000.06310.97
5.2.10.0000.06010.85
5.2.00.0070.06010.82
5.1.60.0130.0509.85
5.1.50.0000.05710.06
5.1.40.0070.05310.08
5.1.30.0070.05010.25
5.1.20.0030.06010.28
5.1.10.0030.05710.18
5.1.00.0030.05710.11
5.0.50.0130.0239.85
5.0.40.0070.0339.85
5.0.30.0030.0609.85
5.0.20.0070.0309.85
5.0.10.0000.0479.85
5.0.00.0030.0579.85
4.4.90.0000.0379.85
4.4.80.0030.0339.85
4.4.70.0000.0379.85
4.4.60.0030.0339.85
4.4.50.0070.0279.85
4.4.40.0030.0539.85
4.4.30.0030.0309.85
4.4.20.0030.0339.85
4.4.10.0070.0309.85
4.4.00.0000.0539.85
4.3.110.0000.0279.85
4.3.100.0000.0379.85
4.3.90.0000.0379.85
4.3.80.0000.0509.85
4.3.70.0000.0379.85
4.3.60.0030.0309.85
4.3.50.0000.0309.85
4.3.40.0000.0509.85
4.3.30.0000.0379.85
4.3.20.0070.0309.85
4.3.10.0000.0379.85
4.3.00.0030.0309.85

preferences:
37.92 ms | 401 KiB | 5 Q