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's {nested {this {time}}} 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)
8.3.60.0150.00618.55
8.3.50.0090.00921.27
8.3.40.0070.00719.00
8.3.30.0030.01020.18
8.3.20.0080.00020.83
8.3.10.0060.00321.05
8.3.00.0050.00323.70
8.2.180.0040.01816.75
8.2.170.0070.00722.96
8.2.160.0110.00420.35
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0040.00421.16
8.2.110.0110.00019.32
8.2.100.0040.00818.03
8.2.90.0080.00019.35
8.2.80.0080.00017.97
8.2.70.0080.00017.88
8.2.60.0030.00618.05
8.2.50.0090.00018.07
8.2.40.0000.00818.34
8.2.30.0000.00719.41
8.2.20.0030.00617.88
8.2.10.0080.00017.71
8.2.00.0080.00017.76
8.1.280.0120.00325.92
8.1.270.0020.00523.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0120.00020.68
8.1.230.0060.00620.85
8.1.220.0000.00818.77
8.1.210.0030.00718.85
8.1.200.0060.00317.38
8.1.190.0000.00717.50
8.1.180.0030.00518.10
8.1.170.0000.00818.70
8.1.160.0000.00718.98
8.1.150.0040.00418.86
8.1.140.0070.00017.61
8.1.130.0030.00317.86
8.1.120.0000.00717.58
8.1.110.0000.00717.61
8.1.100.0000.00817.53
8.1.90.0000.00717.52
8.1.80.0000.00817.69
8.1.70.0030.00317.55
8.1.60.0030.00517.64
8.1.50.0040.00417.65
8.1.40.0000.00917.64
8.1.30.0050.00317.77
8.1.20.0040.00417.81
8.1.10.0000.00717.72
8.1.00.0030.00517.71
8.0.300.0000.00719.95
8.0.290.0070.00017.05
8.0.280.0000.00718.47
8.0.270.0030.00517.22
8.0.260.0030.00317.00
8.0.250.0070.00017.07
8.0.240.0080.00017.16
8.0.230.0000.00717.18
8.0.220.0070.00016.98
8.0.210.0030.00517.05
8.0.200.0030.00317.01
8.0.190.0030.00617.13
8.0.180.0050.00317.08
8.0.170.0040.00417.12
8.0.160.0040.00417.13
8.0.150.0070.00017.05
8.0.140.0050.00516.92
8.0.130.0000.00613.56
8.0.120.0030.00617.13
8.0.110.0000.00717.00
8.0.100.0000.00717.12
8.0.90.0000.00717.11
8.0.80.0070.00717.15
8.0.70.0040.00417.11
8.0.60.0040.00417.11
8.0.50.0000.00817.19
8.0.30.0110.01117.15
8.0.20.0120.00717.40
8.0.10.0030.00517.06
8.0.00.0140.00816.91
7.4.330.0000.00515.07
7.4.320.0000.00616.73
7.4.300.0030.00316.82
7.4.290.0070.00016.71
7.4.280.0030.00316.80
7.4.270.0080.00016.84
7.4.260.0000.00613.50
7.4.250.0050.00216.68
7.4.240.0030.00316.75
7.4.230.0030.00316.52
7.4.220.0150.00616.82
7.4.210.0080.00716.86
7.4.200.0050.00316.68
7.4.190.0000.00716.78
7.4.160.0090.00916.88
7.4.150.0140.00317.40
7.4.140.0140.01017.86
7.4.130.0080.01016.79
7.4.120.0110.00816.75
7.4.110.0100.00716.61
7.4.100.0170.00716.61
7.4.90.0130.00516.89
7.4.80.0070.01019.39
7.4.70.0100.00716.60
7.4.60.0130.00316.61
7.4.50.0060.00316.60
7.4.40.0100.00622.77
7.4.30.0030.01616.79
7.4.00.0030.01215.12
7.3.330.0050.00013.32
7.3.320.0030.00313.09
7.3.310.0070.00016.51
7.3.300.0040.00416.32
7.3.290.0090.00616.43
7.3.280.0070.01016.38
7.3.270.0040.01317.40
7.3.260.0100.01018.24
7.3.250.0070.00916.51
7.3.240.0180.00316.57
7.3.230.0120.01216.64
7.3.210.0140.00416.55
7.3.200.0120.01219.39
7.3.190.0160.00616.67
7.3.180.0070.00716.25
7.3.170.0060.01516.39
7.3.160.0050.01116.58
7.3.120.0070.01115.02
7.3.10.0180.00316.68
7.3.00.0120.00416.29
7.2.330.0060.01316.85
7.2.320.0110.01116.65
7.2.310.0060.01216.78
7.2.300.0080.00916.87
7.2.290.0030.01416.70
7.2.130.0200.00316.68
7.2.120.0100.00616.76
7.2.110.0120.00616.77
7.2.100.0080.00816.46
7.2.90.0150.00716.73
7.2.80.0130.00716.79
7.2.70.0130.01016.54
7.2.60.0110.00916.97
7.2.50.0110.00816.80
7.2.40.0190.00616.71
7.2.30.0140.00616.57
7.2.20.0180.00016.45
7.2.10.0160.00416.73
7.2.00.0100.00918.19
7.1.250.0040.01215.75
7.1.200.0060.00616.17
7.1.100.0060.00918.63
7.1.70.0040.00417.27
7.1.60.0070.01519.17
7.1.50.0000.02117.16
7.1.00.0070.06722.43
7.0.200.1240.00914.91
7.0.140.0070.07022.08
7.0.110.0070.04720.07
7.0.100.0130.05320.05
7.0.90.0070.06720.05
7.0.80.0100.07719.93
7.0.70.0100.09319.93
7.0.60.0130.08719.65
7.0.50.0100.08720.04
7.0.40.0030.08719.73
7.0.30.0070.07719.73
7.0.20.0070.08019.77
7.0.10.0130.07319.86
7.0.00.0070.06319.77
5.6.280.0130.06720.81
5.6.260.0100.06320.64
5.6.250.0030.07020.67
5.6.240.0030.05020.56
5.6.230.0070.06720.71
5.6.220.0070.04020.67
5.6.210.0030.06320.62
5.6.200.0130.08020.64
5.6.190.0100.08020.59
5.6.180.0000.06020.55
5.6.170.0030.05320.61
5.6.160.0200.07020.69
5.6.150.0170.06320.65
5.6.140.0030.08320.65
5.6.130.0000.04320.46
5.6.120.0070.04320.54
5.6.110.0070.03720.61
5.6.100.0170.02720.53
5.6.90.0030.04020.66
5.6.80.0100.03019.84
5.6.70.0030.03719.98
5.6.60.0070.04319.93
5.6.50.0070.03720.00
5.6.40.0070.03319.91
5.6.30.0070.05019.96
5.6.20.0000.04319.99
5.6.10.0070.04720.05
5.6.00.0000.08319.96
5.5.380.0130.07017.57
5.5.370.0030.05717.56
5.5.360.0030.08317.50
5.5.350.0070.08317.51
5.5.340.0100.07718.06
5.5.330.0030.07717.96
5.5.320.0130.07018.25
5.5.310.0100.09317.94
5.5.300.0070.04018.13
5.5.290.0200.04018.23
5.5.280.0030.04018.27
5.5.270.0030.06317.83
5.5.260.0070.04718.25
5.5.250.0070.07317.65
5.5.240.0100.07017.49
5.5.230.0070.03317.32
5.5.220.0030.07317.29
5.5.210.0100.03717.46
5.5.200.0030.04017.41
5.5.190.0130.05017.59
5.5.180.0070.03317.59
5.5.160.0070.05017.49
5.5.150.0030.03717.45
5.5.140.0030.07017.19
5.5.130.0100.04717.47
5.5.120.0100.08317.29
5.5.110.0130.06717.48
5.5.100.0130.06717.32
5.5.90.0070.05017.40
5.5.80.0000.06017.18
5.5.70.0130.06317.30
5.5.60.0170.06317.21
5.5.50.0130.05317.08
5.5.40.0100.07017.35
5.5.30.0070.07317.18
5.5.20.0070.04017.34
5.5.10.0030.03717.38
5.5.00.0070.05717.20
5.4.450.0000.04319.55
5.4.440.0030.06319.53
5.4.430.0100.03719.49
5.4.420.0000.04019.56
5.4.410.0030.03719.52
5.4.400.0100.04719.02
5.4.390.0000.04719.02
5.4.380.0070.07019.12
5.4.370.0070.03019.02
5.4.360.0070.03019.02
5.4.350.0000.03719.19
5.4.340.0070.05019.10
5.4.320.0070.05719.14
5.4.310.0100.03719.23
5.4.300.0030.05319.38
5.4.290.0100.07019.02
5.4.280.0130.06719.14
5.4.270.0170.05719.01
5.4.260.0030.04019.11
5.4.250.0130.03319.23
5.4.240.0030.04319.01
5.4.230.0030.05319.26
5.4.220.0130.06319.17
5.4.210.0070.04019.33
5.4.200.0070.04319.18
5.4.190.0070.06019.26
5.4.180.0100.04719.24
5.4.170.0100.06719.00
5.4.160.0070.06018.96
5.4.150.0070.07319.01
5.4.140.0130.06716.44
5.4.130.0070.05716.48
5.4.120.0070.07316.47
5.4.110.0030.05716.57
5.4.100.0030.04016.48
5.4.90.0030.03716.48
5.4.80.0000.05316.64
5.4.70.0070.03316.35
5.4.60.0030.03316.45
5.4.50.0030.04016.39
5.4.40.0070.04016.35
5.4.30.0030.03016.50
5.4.20.0030.04316.29
5.4.10.0070.03016.39
5.4.00.0070.03316.01
5.3.290.0070.07714.65
5.3.280.0070.06314.61
5.3.270.0030.07014.63
5.3.260.0070.03314.56
5.3.250.0070.07714.66
5.3.240.0070.07014.63
5.3.230.0070.05014.73
5.3.220.0030.04014.54
5.3.210.0030.07714.59
5.3.200.0070.03314.57
5.3.190.0030.06014.59
5.3.180.0070.03314.56
5.3.170.0100.06314.62
5.3.160.0000.04014.67
5.3.150.0000.04714.43
5.3.140.0030.03714.59
5.3.130.0000.04014.43
5.3.120.0030.03014.57
5.3.110.0100.03014.65
5.3.100.0030.04314.04
5.3.90.0070.06013.99
5.3.80.0100.04013.88
5.3.70.0030.05014.05
5.3.60.0030.07014.07
5.3.50.0030.08013.81
5.3.40.0100.06714.04
5.3.30.0030.03714.05
5.3.20.0000.03713.72
5.3.10.0030.05013.52
5.3.00.0130.06013.65
5.2.170.0070.05012.29
5.2.160.0070.05312.29
5.2.150.0130.04012.29
5.2.140.0000.03012.29
5.2.130.0030.02712.29
5.2.120.0000.03012.29
5.2.110.0000.03012.29
5.2.100.0030.02712.29
5.2.90.0070.02012.29
5.2.80.0000.02712.29
5.2.70.0000.03012.29
5.2.60.0070.02312.29
5.2.50.0030.03012.29
5.2.40.0030.02712.29
5.2.30.0030.03012.29
5.2.20.0030.03012.29
5.2.10.0030.02712.29
5.2.00.0030.02312.29
5.1.60.0030.02012.29
5.1.50.0070.04712.29
5.1.40.0070.04712.29
5.1.30.0000.03712.29
5.1.20.0070.04712.29
5.1.10.0070.04712.29
5.1.00.0000.04712.29
5.0.50.0030.03312.29
5.0.40.0030.04312.29
5.0.30.0030.04312.29
5.0.20.0030.03712.29
5.0.10.0030.03312.29
5.0.00.0030.06012.29
4.4.90.0030.01312.29
4.4.80.0000.01712.29
4.4.70.0030.01012.29
4.4.60.0000.01712.29
4.4.50.0030.01012.29
4.4.40.0000.02712.29
4.4.30.0000.03312.29
4.4.20.0000.02012.29
4.4.10.0000.03312.29
4.4.00.0030.04312.29
4.3.110.0000.01312.29
4.3.100.0070.02712.29
4.3.90.0030.02012.29
4.3.80.0000.06312.29
4.3.70.0000.01312.29
4.3.60.0030.03312.29
4.3.50.0000.02712.29
4.3.40.0000.05012.29
4.3.30.0000.01312.29
4.3.20.0000.03312.29
4.3.10.0000.03012.29
4.3.00.0000.01312.29

preferences:
28.86 ms | 400 KiB | 5 Q