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, its 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)
8.3.40.0090.00618.88
8.3.30.0100.00319.09
8.3.20.0070.00020.41
8.3.10.0080.00022.09
8.3.00.0040.00422.52
8.2.170.0110.01122.96
8.2.160.0070.00721.14
8.2.150.0080.00024.18
8.2.140.0000.00924.66
8.2.130.0080.00026.16
8.2.120.0080.00019.48
8.2.110.0090.00022.16
8.2.100.0000.01217.91
8.2.90.0030.00519.09
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0000.00817.93
8.2.50.0080.00018.07
8.2.40.0040.00418.28
8.2.30.0050.00218.01
8.2.20.0030.00617.70
8.2.10.0040.00417.90
8.2.00.0060.00317.66
8.1.270.0080.00022.02
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0030.00723.84
8.1.230.0060.00618.90
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0030.00617.36
8.1.190.0030.00617.40
8.1.180.0030.00618.63
8.1.170.0040.00418.71
8.1.160.0040.00421.87
8.1.150.0060.00318.62
8.1.140.0000.00717.57
8.1.130.0000.00717.81
8.1.120.0000.00717.52
8.1.110.0030.00617.56
8.1.100.0040.00417.59
8.1.90.0040.00417.60
8.1.80.0030.00317.60
8.1.70.0000.00717.54
8.1.60.0050.00517.65
8.1.50.0000.00717.61
8.1.40.0000.00817.63
8.1.30.0040.00417.63
8.1.20.0000.00817.75
8.1.10.0000.00817.69
8.1.00.0000.00817.59
8.0.300.0050.00218.77
8.0.290.0040.00417.18
8.0.280.0080.00018.29
8.0.270.0030.00317.28
8.0.260.0000.00716.91
8.0.250.0000.00717.08
8.0.240.0000.00717.04
8.0.230.0000.00717.17
8.0.220.0000.00817.09
8.0.210.0030.00317.06
8.0.200.0060.00017.01
8.0.190.0000.00817.12
8.0.180.0100.00016.95
8.0.170.0050.00217.10
8.0.160.0050.00217.04
8.0.150.0000.00717.04
8.0.140.0000.00716.95
8.0.130.0000.00513.50
8.0.120.0000.00916.98
8.0.110.0030.00517.09
8.0.100.0000.00716.90
8.0.90.0040.00417.06
8.0.80.0070.00717.03
8.0.70.0040.00416.96
8.0.60.0020.00516.95
8.0.50.0040.00416.90
8.0.30.0110.00917.20
8.0.20.0100.01017.40
8.0.10.0050.00317.19
8.0.00.0110.00516.93
7.4.330.0020.00215.12
7.4.320.0060.00016.64
7.4.300.0030.00316.71
7.4.290.0030.00316.75
7.4.280.0080.00016.78
7.4.270.0000.00716.79
7.4.260.0050.00216.79
7.4.250.0050.00216.49
7.4.240.0040.00316.78
7.4.230.0030.00316.54
7.4.220.0070.01016.86
7.4.210.0100.00616.78
7.4.200.0050.00316.84
7.4.190.0000.00716.64
7.4.160.0070.01116.53
7.4.150.0140.00317.40
7.4.140.0090.01017.86
7.4.130.0090.01116.59
7.4.120.0070.01316.65
7.4.110.0110.00716.89
7.4.100.0120.00916.72
7.4.90.0090.01216.76
7.4.80.0030.01319.39
7.4.70.0080.01616.78
7.4.60.0090.00916.66
7.4.50.0040.00416.70
7.4.40.0060.01222.77
7.4.30.0080.00816.58
7.4.00.0070.01015.18
7.3.330.0050.00013.16
7.3.320.0050.00013.32
7.3.310.0040.00416.41
7.3.300.0000.00716.41
7.3.290.0070.01116.43
7.3.280.0060.01216.49
7.3.270.0130.01217.40
7.3.260.0110.00816.46
7.3.250.0120.00816.56
7.3.240.0100.01316.67
7.3.230.0120.00616.39
7.3.210.0130.00316.51
7.3.200.0000.01619.39
7.3.190.0150.00716.34
7.3.180.0160.00016.55
7.3.170.0060.01516.59
7.3.160.0090.00616.58
7.3.120.0100.00615.22
7.3.110.0040.01114.91
7.3.100.0130.00314.71
7.3.90.0060.00914.79
7.3.80.0030.01214.88
7.3.70.0070.00714.84
7.3.60.0060.00615.00
7.3.50.0110.00314.97
7.3.40.0000.01715.10
7.3.30.0000.01414.83
7.3.20.0000.01516.84
7.3.10.0080.00416.81
7.3.00.0060.00816.72
7.2.330.0090.01516.58
7.2.320.0060.01316.88
7.2.310.0030.01416.71
7.2.300.0100.00716.73
7.2.290.0100.00716.82
7.2.240.0040.01115.16
7.2.230.0040.01215.16
7.2.220.0030.01414.94
7.2.210.0100.00615.19
7.2.200.0060.00615.03
7.2.190.0040.01415.00
7.2.180.0100.00615.14
7.2.170.0060.00614.90
7.2.160.0080.00815.13
7.2.150.0100.00717.02
7.2.140.0040.01216.89
7.2.130.0080.00616.88
7.2.120.0090.00716.99
7.2.110.0110.00416.79
7.2.100.0120.01016.91
7.2.90.0140.00817.02
7.2.80.0060.01017.02
7.2.70.0050.01317.03
7.2.60.0070.00716.92
7.2.50.0090.00716.94
7.2.40.0110.00616.89
7.2.30.0050.01116.99
7.2.20.0050.01116.86
7.2.10.0070.00516.97
7.2.00.0040.01017.86
7.1.330.0080.00416.02
7.1.320.0070.00716.14
7.1.310.0030.01315.98
7.1.300.0100.00615.90
7.1.290.0110.00416.05
7.1.280.0070.00715.73
7.1.270.0030.00916.12
7.1.260.0000.01416.03
7.1.250.0110.00515.93
7.1.100.0070.00318.35
7.1.70.0040.00417.40
7.1.60.0110.01419.82
7.1.50.0090.00317.14
7.1.00.0070.07322.48
7.0.200.0170.01116.80
7.0.140.0070.07022.10
7.0.100.0130.09020.01
7.0.90.0470.04319.98
7.0.80.0200.06719.90
7.0.70.0400.08720.14
7.0.60.0270.06720.00
7.0.50.0070.07722.00
7.0.40.0000.08720.09
7.0.30.0000.08720.14
7.0.20.0100.08320.19
7.0.10.0200.06720.02
7.0.00.0130.04320.07
5.6.280.0030.07321.10
5.6.250.0030.04320.81
5.6.240.0100.07320.58
5.6.230.0130.07020.55
5.6.220.0200.06720.67
5.6.210.0130.04320.75
5.6.200.0100.08721.04
5.6.190.0030.08021.03
5.6.180.0030.05021.04
5.6.170.0130.07721.00
5.6.160.0170.03721.01
5.6.150.0070.05021.16
5.6.140.0130.07020.99
5.6.130.0070.08021.01
5.6.120.0130.07721.01
5.6.110.0030.07720.94
5.6.100.0070.08721.03
5.6.90.0130.07021.04
5.6.80.0030.08320.43
5.6.70.0100.04320.36
5.6.60.0030.07020.39
5.6.50.0030.04720.52
5.6.40.0100.09020.37
5.6.30.0030.03720.34
5.6.20.0170.06720.33
5.6.10.0130.02720.46
5.6.00.0030.08020.39
5.5.380.0100.04320.35
5.5.370.0130.08020.54
5.5.360.0170.04720.44
5.5.350.0030.08020.45
5.5.340.0170.07320.64
5.5.330.0100.07720.86
5.5.320.0070.07720.77
5.5.310.0170.07320.77
5.5.300.0100.07020.93
5.5.290.0100.07720.91
5.5.280.0030.08720.73
5.5.270.0070.08720.79
5.5.260.0100.07020.79
5.5.250.0100.04720.45
5.5.240.0030.05020.28
5.5.230.0030.07720.29
5.5.220.0000.07720.25
5.5.210.0070.08320.27
5.5.200.0070.07320.11
5.5.190.0130.07720.18
5.5.180.0070.04719.98
5.5.160.0030.05320.20
5.5.150.0070.03320.14
5.5.140.0030.08720.27
5.5.130.0130.03320.12
5.5.120.0000.07020.10
5.5.110.0030.07720.21
5.5.100.0130.06020.08
5.5.90.0070.07719.93
5.5.80.0070.07320.14
5.5.70.0030.06020.05
5.5.60.0030.08019.93
5.5.50.0000.08320.05
5.5.40.0100.03320.04
5.5.30.0130.06720.05
5.5.20.0100.07320.07
5.5.10.0070.05719.97
5.5.00.0100.07019.97
5.4.450.0170.07019.29
5.4.440.0070.07719.18
5.4.430.0130.08019.47
5.4.420.0000.05319.46
5.4.410.0130.07319.15
5.4.400.0030.07719.06
5.4.390.0070.08019.04
5.4.380.0100.06319.24
5.4.370.0070.06019.17
5.4.360.0000.07019.15
5.4.350.0100.04719.14
5.4.340.0000.07719.15
5.4.320.0000.07018.91
5.4.310.0070.07319.05
5.4.300.0030.07318.88
5.4.290.0070.08019.13
5.4.280.0070.07019.03
5.4.270.0130.06719.23
5.4.260.0130.05319.21
5.4.250.0070.07718.85
5.4.240.0030.07718.88
5.4.230.0030.07319.07
5.4.220.0070.08019.21
5.4.210.0070.07019.18
5.4.200.0070.07719.15
5.4.190.0100.07319.02
5.4.180.0070.06019.03
5.4.170.0030.08018.98
5.4.160.0030.08019.03
5.4.150.0030.08019.11
5.4.140.0030.07016.44
5.4.130.0100.03316.42
5.4.120.0030.07716.41
5.4.110.0070.05316.28
5.4.100.0030.07716.44
5.4.90.0130.06316.49
5.4.80.0030.07016.37
5.4.70.0100.04316.39
5.4.60.0030.07716.47
5.4.50.0070.06016.32
5.4.40.0000.08016.51
5.4.30.0070.07716.46
5.4.20.0130.04316.41
5.4.10.0100.05016.50
5.4.00.0030.06715.78
5.3.290.0000.06314.76
5.3.280.0070.07014.67
5.3.270.0030.04714.63
5.3.260.0070.07714.61
5.3.250.0100.06314.63
5.3.240.0030.04014.55
5.3.230.0100.06714.73
5.3.220.0070.06714.50
5.3.210.0070.07714.59
5.3.200.0030.08314.57
5.3.190.0070.04014.64
5.3.180.0070.07714.63
5.3.170.0030.07314.57
5.3.160.0070.04714.59
5.3.150.0030.05714.60
5.3.140.0030.05714.69
5.3.130.0030.04714.63
5.3.120.0030.07314.63
5.3.110.0030.07714.58
5.3.100.0030.07714.11
5.3.90.0030.04314.06
5.3.80.0070.06313.91
5.3.70.0070.06714.08
5.3.60.0030.04714.07
5.3.50.0130.04713.93
5.3.40.0000.05713.84
5.3.30.0070.03313.98
5.3.20.0030.07713.70
5.3.10.0130.03313.77
5.3.00.0030.04013.78
5.2.170.0030.04711.20
5.2.160.0000.04011.25
5.2.150.0000.04311.01
5.2.140.0030.04711.28
5.2.130.0070.06011.20
5.2.120.0030.03311.16
5.2.110.0030.05711.16
5.2.100.0030.06311.04
5.2.90.0100.04311.17
5.2.80.0030.06011.09
5.2.70.0000.05711.24
5.2.60.0130.05311.14
5.2.50.0070.06311.14
5.2.40.0130.05710.97
5.2.30.0030.03310.84
5.2.20.0000.07010.89
5.2.10.0030.05710.84
5.2.00.0030.03710.84
5.1.60.0070.05010.84
5.1.50.0030.04010.84
5.1.40.0130.02010.84
5.1.30.0070.05710.84
5.1.20.0100.04710.84
5.1.10.0030.04310.84
5.1.00.0070.05310.84
5.0.50.0000.04310.84
5.0.40.0030.04310.84
5.0.30.0070.05710.84
5.0.20.0030.04310.84
5.0.10.0070.04010.84
5.0.00.0000.05010.84
4.4.90.0030.03710.84
4.4.80.0030.03010.84
4.4.70.0030.03310.84
4.4.60.0030.02010.84
4.4.50.0000.03310.84
4.4.40.0070.04710.84
4.4.30.0030.03310.84
4.4.20.0000.03710.84
4.4.10.0000.03710.84
4.4.00.0070.03010.84
4.3.110.0030.01710.84
4.3.100.0070.03310.84
4.3.90.0030.03010.84
4.3.80.0030.02310.84
4.3.70.0000.03010.84
4.3.60.0030.02710.84
4.3.50.0000.02710.84
4.3.40.0030.04310.84
4.3.30.0030.03310.84
4.3.20.0030.02710.84
4.3.10.0000.03710.84
4.3.00.0030.03310.84

preferences:
42.95 ms | 400 KiB | 5 Q