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[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)
8.3.60.0090.00918.55
8.3.50.0140.00821.02
8.3.40.0100.00718.95
8.3.30.0030.01020.10
8.3.20.0090.00020.52
8.3.10.0080.00020.80
8.3.00.0040.00423.65
8.2.180.0100.01016.88
8.2.170.0110.00722.96
8.2.160.0030.01020.57
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00626.16
8.2.120.0070.00021.25
8.2.110.0030.00619.35
8.2.100.0120.00017.97
8.2.90.0090.00318.83
8.2.80.0050.00317.97
8.2.70.0040.00417.88
8.2.60.0030.00518.03
8.2.50.0050.00318.07
8.2.40.0050.00318.28
8.2.30.0050.00319.36
8.2.20.0000.00717.70
8.2.10.0040.00417.77
8.2.00.0000.00817.82
8.1.270.0000.00723.99
8.1.260.0050.00226.35
8.1.250.0060.00328.09
8.1.240.0030.00621.35
8.1.230.0030.00817.76
8.1.220.0000.00917.74
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0080.00017.47
8.1.180.0000.00818.10
8.1.170.0050.00318.71
8.1.160.0080.00018.76
8.1.150.0000.00818.73
8.1.140.0000.00817.59
8.1.130.0000.00717.78
8.1.120.0040.00417.46
8.1.110.0050.00217.55
8.1.100.0040.00417.57
8.1.90.0070.00017.61
8.1.80.0050.00217.45
8.1.70.0000.00717.45
8.1.60.0080.00017.73
8.1.50.0000.00717.58
8.1.40.0040.00417.59
8.1.30.0000.00817.77
8.1.20.0060.00317.76
8.1.10.0040.00417.79
8.1.00.0000.01017.72
8.0.300.0040.00418.77
8.0.290.0070.00016.88
8.0.280.0070.00018.41
8.0.270.0070.00017.17
8.0.260.0030.00316.85
8.0.250.0000.00717.16
8.0.240.0070.00017.06
8.0.230.0000.00617.02
8.0.220.0000.00716.95
8.0.210.0000.00717.05
8.0.200.0030.00317.13
8.0.190.0000.00917.12
8.0.180.0070.00017.06
8.0.170.0000.00717.05
8.0.160.0030.00416.98
8.0.150.0080.00017.01
8.0.140.0040.00416.90
8.0.130.0000.00513.54
8.0.120.0030.00616.99
8.0.110.0080.00016.93
8.0.100.0040.00416.91
8.0.90.0080.00016.94
8.0.80.0040.01417.06
8.0.70.0050.00316.95
8.0.60.0000.00716.94
8.0.50.0050.00216.92
8.0.30.0100.00917.20
8.0.20.0070.01117.45
8.0.10.0080.00017.09
8.0.00.0110.00816.98
7.4.330.0000.00414.97
7.4.320.0030.00316.75
7.4.300.0000.00716.77
7.4.290.0070.00016.61
7.4.280.0000.00716.66
7.4.270.0050.00216.77
7.4.260.0000.00613.37
7.4.250.0040.00416.62
7.4.240.0040.00416.68
7.4.230.0000.00716.74
7.4.220.0170.00716.86
7.4.210.0070.00916.83
7.4.200.0080.00016.57
7.4.190.0000.00716.81
7.4.160.0190.00316.86
7.4.150.0090.00917.40
7.4.140.0140.00717.86
7.4.130.0100.00716.62
7.4.120.0040.01216.64
7.4.110.0140.00716.91
7.4.100.0030.01316.65
7.4.90.0080.01116.79
7.4.80.0030.01519.39
7.4.70.0060.01216.63
7.4.60.0100.00716.76
7.4.50.0030.00616.60
7.4.40.0060.01022.77
7.4.30.0100.00716.80
7.4.00.0000.01415.26
7.3.330.0000.00513.32
7.3.320.0000.00513.35
7.3.310.0030.00316.43
7.3.300.0070.00016.34
7.3.290.0070.00716.46
7.3.280.0080.00816.46
7.3.270.0100.00717.40
7.3.260.0100.00818.24
7.3.250.0050.01216.42
7.3.240.0130.00316.45
7.3.230.0100.00916.67
7.3.210.0140.00316.71
7.3.200.0090.01219.39
7.3.190.0070.01016.52
7.3.180.0030.01416.38
7.3.170.0120.00316.56
7.3.160.0070.01016.49
7.3.120.0090.00614.75
7.3.10.0000.01116.97
7.3.00.0070.00716.60
7.2.330.0040.01416.63
7.2.320.0090.01216.90
7.2.310.0140.00916.46
7.2.300.0090.00916.44
7.2.290.0130.00316.56
7.2.130.0090.00316.92
7.2.120.0060.00916.94
7.2.110.0070.00716.77
7.2.100.0100.00317.02
7.2.90.0060.00916.78
7.2.80.0080.00417.05
7.2.70.0000.01316.86
7.2.60.0070.00716.86
7.2.50.0060.00617.12
7.2.40.0000.01216.68
7.2.30.0070.00317.02
7.2.20.0070.00316.91
7.2.10.0000.01216.87
7.2.00.0090.00418.25
7.1.250.0030.00516.09
7.1.100.0030.00618.31
7.1.70.0050.00317.17
7.1.60.0130.01319.17
7.1.50.0070.01716.84
7.1.00.0070.03022.36
7.0.200.0060.00316.83
7.0.140.0030.06722.05
7.0.100.0200.09320.04
7.0.90.0100.08319.90
7.0.80.0070.08319.91
7.0.70.0100.08719.92
7.0.60.0030.07719.96
7.0.50.0070.07020.32
7.0.40.0170.07020.09
7.0.30.0100.05720.10
7.0.20.0100.08320.06
7.0.10.0100.05720.17
7.0.00.0070.06020.09
5.6.280.0000.07321.12
5.6.250.0070.06320.61
5.6.240.0070.07720.61
5.6.230.0100.08320.67
5.6.220.0070.07720.63
5.6.210.0030.07720.48
5.6.200.0230.06721.01
5.6.190.0070.04721.18
5.6.180.0000.07021.07
5.6.170.0100.05721.04
5.6.160.0030.04021.00
5.6.150.0100.03321.11
5.6.140.0070.08021.00
5.6.130.0070.04020.91
5.6.120.0030.07721.04
5.6.110.0070.08320.95
5.6.100.0070.03721.03
5.6.90.0070.08020.91
5.6.80.0070.03720.52
5.6.70.0070.07020.48
5.6.60.0030.04020.30
5.6.50.0130.06320.55
5.6.40.0030.04020.42
5.6.30.0070.03720.53
5.6.20.0070.07020.30
5.6.10.0030.06720.36
5.6.00.0070.07720.25
5.5.380.0030.04720.54
5.5.370.0000.07020.34
5.5.360.0100.06320.32
5.5.350.0100.03720.32
5.5.340.0170.07720.93
5.5.330.0100.05720.83
5.5.320.0170.07320.78
5.5.310.0000.06020.81
5.5.300.0100.08720.75
5.5.290.0200.05720.73
5.5.280.0100.07720.93
5.5.270.0000.09720.75
5.5.260.0100.05320.85
5.5.250.0100.03720.45
5.5.240.0000.04320.27
5.5.230.0070.04020.18
5.5.220.0070.06020.13
5.5.210.0070.05720.18
5.5.200.0070.08720.19
5.5.190.0100.04020.18
5.5.180.0030.04320.27
5.5.160.0070.04020.17
5.5.150.0000.07020.22
5.5.140.0100.03320.17
5.5.130.0100.08720.18
5.5.120.0030.05720.18
5.5.110.0000.05720.24
5.5.100.0070.07720.01
5.5.90.0200.05320.04
5.5.80.0100.07720.16
5.5.70.0100.05320.06
5.5.60.0070.05020.14
5.5.50.0030.05020.09
5.5.40.0070.03320.05
5.5.30.0070.06320.04
5.5.20.0070.06720.13
5.5.10.0100.06020.02
5.5.00.0070.03719.96
5.4.450.0030.09019.28
5.4.440.0170.10019.35
5.4.430.0030.05019.48
5.4.420.0030.07719.37
5.4.410.0030.05019.36
5.4.400.0070.05019.05
5.4.390.0070.06719.14
5.4.380.0070.03319.16
5.4.370.0000.07718.98
5.4.360.0030.04719.05
5.4.350.0070.03319.16
5.4.340.0030.03719.14
5.4.320.0070.06019.05
5.4.310.0000.04018.88
5.4.300.0130.04719.21
5.4.290.0030.03719.13
5.4.280.0070.03319.15
5.4.270.0100.07319.13
5.4.260.0070.06018.84
5.4.250.0070.04019.24
5.4.240.0100.08719.22
5.4.230.0030.08319.20
5.4.220.0070.07319.04
5.4.210.0170.05318.87
5.4.200.0030.04319.04
5.4.190.0070.06019.16
5.4.180.0070.03319.02
5.4.170.0070.03719.22
5.4.160.0000.04018.92
5.4.150.0000.05319.10
5.4.140.0200.04316.51
5.4.130.0070.04316.34
5.4.120.0100.03016.24
5.4.110.0100.07016.50
5.4.100.0000.08316.51
5.4.90.0100.04316.42
5.4.80.0030.04016.47
5.4.70.0030.03316.45
5.4.60.0070.08316.37
5.4.50.0000.07016.40
5.4.40.0000.04016.44
5.4.30.0070.03716.44
5.4.20.0030.03716.29
5.4.10.0030.03716.36
5.4.00.0170.03715.86
5.3.290.0070.03314.64
5.3.280.0000.08714.57
5.3.270.0000.07714.70
5.3.260.0130.05714.69
5.3.250.0000.04714.60
5.3.240.0030.03314.72
5.3.230.0030.04014.61
5.3.220.0030.06314.63
5.3.210.0070.07314.63
5.3.200.0070.04714.59
5.3.190.0000.04014.55
5.3.180.0030.07314.51
5.3.170.0030.06014.62
5.3.160.0070.07014.68
5.3.150.0170.04714.54
5.3.140.0030.03714.53
5.3.130.0030.07014.57
5.3.120.0070.07014.46
5.3.110.0000.05714.52
5.3.100.0030.04014.13
5.3.90.0070.06013.99
5.3.80.0070.04714.14
5.3.70.0030.04013.98
5.3.60.0100.03314.12
5.3.50.0030.03713.86
5.3.40.0030.03313.92
5.3.30.0070.03713.96
5.3.20.0030.03313.76
5.3.10.0070.06713.77
5.3.00.0030.03713.64
5.2.170.0030.03011.63
5.2.160.0000.03311.63
5.2.150.0200.04011.63
5.2.140.0030.05711.63
5.2.130.0130.03011.63
5.2.120.0000.05311.63
5.2.110.0030.05011.63
5.2.100.0070.05011.63
5.2.90.0000.03311.63
5.2.80.0000.03011.63
5.2.70.0070.03311.63
5.2.60.0100.02011.63
5.2.50.0030.05011.63
5.2.40.0030.05311.63
5.2.30.0070.02311.63
5.2.20.0070.02311.63
5.2.10.0000.03011.63
5.2.00.0000.03011.63
5.1.60.0030.03011.63
5.1.50.0000.02711.63
5.1.40.0000.02711.63
5.1.30.0000.06011.63
5.1.20.0000.04011.63
5.1.10.0000.03311.63
5.1.00.0130.03311.63
5.0.50.0030.02011.63
5.0.40.0030.03011.63
5.0.30.0030.03011.63
5.0.20.0070.03711.63
5.0.10.0000.02011.63
5.0.00.0030.04311.63
4.4.90.0070.02711.63
4.4.80.0030.03311.63
4.4.70.0000.02711.63
4.4.60.0000.01711.63
4.4.50.0070.01311.63
4.4.40.0000.04011.63
4.4.30.0000.02011.63
4.4.20.0030.02011.63
4.4.10.0000.02711.63
4.4.00.0000.05711.63
4.3.110.0000.01711.63
4.3.100.0000.01711.63
4.3.90.0030.01711.63
4.3.80.0000.03711.63
4.3.70.0030.01311.63
4.3.60.0030.02711.63
4.3.50.0030.02011.63
4.3.40.0000.04711.63
4.3.30.0000.03011.63
4.3.20.0000.02311.63
4.3.10.0030.03011.63
4.3.00.0000.01711.63

preferences:
58.51 ms | 400 KiB | 5 Q