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)
8.3.60.0140.00018.43
8.3.50.0140.00921.20
8.3.40.0110.00419.00
8.3.30.0030.01020.13
8.3.20.0130.00320.60
8.3.10.0030.00521.08
8.3.00.0080.00023.36
8.2.180.0130.00616.63
8.2.170.0120.00322.96
8.2.160.0070.00720.18
8.2.150.0040.00424.18
8.2.140.0070.00324.66
8.2.130.0050.00326.16
8.2.120.0070.00021.10
8.2.110.0070.00322.28
8.2.100.0120.00017.91
8.2.90.0000.00819.14
8.2.80.0040.00419.12
8.2.70.0000.00817.88
8.2.60.0030.00518.13
8.2.50.0000.00818.07
8.2.40.0110.00018.22
8.2.30.0080.00019.38
8.2.20.0070.00017.95
8.2.10.0040.00417.71
8.2.00.0080.00017.77
8.1.280.0110.00425.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00621.31
8.1.230.0040.00819.16
8.1.220.0040.00417.79
8.1.210.0050.00318.77
8.1.200.0060.00317.48
8.1.190.0000.00717.43
8.1.180.0000.00818.10
8.1.170.0030.00518.74
8.1.160.0040.00418.92
8.1.150.0040.00418.84
8.1.140.0040.00417.55
8.1.130.0050.00217.89
8.1.120.0000.00817.63
8.1.110.0040.00417.50
8.1.100.0000.00817.48
8.1.90.0070.00017.62
8.1.80.0050.00317.61
8.1.70.0070.00017.59
8.1.60.0030.00617.75
8.1.50.0040.00417.69
8.1.40.0000.00817.63
8.1.30.0040.00417.81
8.1.20.0040.00417.80
8.1.10.0050.00317.69
8.1.00.0030.00617.67
8.0.300.0040.00418.77
8.0.290.0070.00017.15
8.0.280.0030.00318.47
8.0.270.0000.00717.29
8.0.260.0030.00317.12
8.0.250.0000.00817.17
8.0.240.0030.00517.18
8.0.230.0030.00317.06
8.0.220.0030.00317.11
8.0.210.0080.00017.14
8.0.200.0000.00617.21
8.0.190.0040.00417.13
8.0.180.0080.00017.02
8.0.170.0030.00517.11
8.0.160.0080.00017.02
8.0.150.0040.00417.07
8.0.140.0040.00717.07
8.0.130.0000.00613.52
8.0.120.0000.00916.96
8.0.110.0080.00017.08
8.0.100.0040.00417.04
8.0.90.0080.00016.98
8.0.80.0100.00617.14
8.0.70.0040.00417.05
8.0.60.0040.00417.13
8.0.50.0000.00817.06
8.0.30.0110.01117.11
8.0.20.0100.00917.40
8.0.10.0000.00717.06
8.0.00.0080.01117.04
7.4.330.0000.00514.93
7.4.320.0000.00716.86
7.4.300.0030.00316.84
7.4.290.0030.00316.79
7.4.280.0030.00316.82
7.4.270.0000.00816.86
7.4.260.0030.00313.43
7.4.250.0040.00416.59
7.4.240.0030.00316.64
7.4.230.0070.00016.90
7.4.220.0100.00716.75
7.4.210.0070.00916.86
7.4.200.0040.00416.58
7.4.190.0000.00716.91
7.4.160.0070.01016.65
7.4.150.0100.01017.40
7.4.140.0140.00317.86
7.4.130.0110.01016.67
7.4.120.0050.01216.69
7.4.110.0070.01016.96
7.4.100.0030.01516.75
7.4.90.0060.01216.77
7.4.80.0060.01219.39
7.4.70.0060.01016.96
7.4.60.0060.01216.73
7.4.50.0030.00616.67
7.4.40.0070.00722.77
7.4.30.0120.00916.77
7.4.00.0080.00815.31
7.3.330.0050.00013.32
7.3.320.0030.00313.20
7.3.310.0060.00016.38
7.3.300.0030.00316.26
7.3.290.0110.00316.42
7.3.280.0040.01416.41
7.3.270.0060.01217.40
7.3.260.0100.00818.24
7.3.250.0040.01716.58
7.3.240.0130.00316.51
7.3.230.0160.00716.56
7.3.210.0140.00316.38
7.3.200.0060.01219.39
7.3.190.0090.01316.66
7.3.180.0040.01116.52
7.3.170.0000.01616.46
7.3.160.0060.00916.50
7.3.120.0080.00815.04
7.3.110.0110.00415.11
7.3.100.0060.00914.88
7.3.90.0030.00714.90
7.3.80.0040.01114.74
7.3.70.0030.00815.04
7.3.60.0060.01015.05
7.3.50.0070.00714.69
7.3.40.0000.01414.97
7.3.30.0070.01014.93
7.3.20.0070.00716.60
7.3.10.0060.00316.98
7.3.00.0030.01016.69
7.2.330.0080.01116.65
7.2.320.0160.00616.74
7.2.310.0070.01116.51
7.2.300.0090.01216.70
7.2.290.0080.00816.50
7.2.250.0110.00715.10
7.2.240.0030.01015.15
7.2.230.0060.01115.15
7.2.220.0080.00815.27
7.2.210.0040.00714.75
7.2.200.0060.00614.93
7.2.190.0100.00715.11
7.2.180.0080.00515.03
7.2.170.0040.00814.68
7.2.00.0040.01219.47
7.1.330.0060.00615.71
7.1.320.0000.01215.55
7.1.310.0000.01215.76
7.1.300.0060.00915.90
7.1.290.0070.00415.99
7.1.280.0040.00715.65
7.1.270.0100.00615.54
7.1.260.0030.01315.60
7.1.100.0040.01117.96
7.1.70.0060.00617.24
7.1.60.0140.01019.17
7.1.50.0100.00716.91
7.1.00.0030.03322.47
7.0.200.0030.00516.90
7.0.140.0000.08022.07
7.0.110.0070.08720.04
7.0.100.0070.06719.92
7.0.90.0000.08720.00
7.0.80.0000.08319.79
7.0.70.0100.08319.90
7.0.60.0100.08019.97
7.0.50.0070.07320.18
7.0.40.0030.08020.04
7.0.30.0100.08320.04
7.0.20.0030.07020.08
7.0.10.0100.07720.18
7.0.00.0130.07020.02
5.6.280.0070.07021.13
5.6.260.0070.08720.54
5.6.250.0100.04020.56
5.6.240.0100.06320.61
5.6.230.0200.07320.42
5.6.220.0000.08720.62
5.6.210.0070.06320.62
5.6.200.0070.08320.98
5.6.190.0100.07721.05
5.6.180.0070.09021.14
5.6.170.0100.05021.19
5.6.160.0100.07320.92
5.6.150.0130.07020.93
5.6.140.0070.09021.18
5.6.130.0230.06321.09
5.6.120.0030.09020.95
5.6.110.0100.08021.18
5.6.100.0130.07321.13
5.6.90.0000.09021.12
5.6.80.0100.04320.48
5.6.70.0070.04720.43
5.6.60.0030.06720.35
5.6.50.0030.08720.33
5.6.40.0030.08020.34
5.6.30.0100.07720.49
5.6.20.0030.08320.58
5.6.10.0100.07320.30
5.6.00.0100.08020.42
5.5.380.0100.07720.52
5.5.370.0130.07320.50
5.5.360.0030.08720.47
5.5.350.0030.08320.46
5.5.340.0030.05320.88
5.5.330.0100.07320.94
5.5.320.0030.07720.94
5.5.310.0130.07720.90
5.5.300.0100.07720.89
5.5.290.0100.07321.01
5.5.280.0200.06720.69
5.5.270.0170.07020.89
5.5.260.0000.08020.96
5.5.250.0200.06720.70
5.5.240.0130.07020.08
5.5.230.0130.06320.18
5.5.220.0130.07320.31
5.5.210.0070.05020.17
5.5.200.0130.07020.25
5.5.190.0100.03720.05
5.5.180.0070.07320.23
5.5.160.0100.07720.25
5.5.150.0030.04720.31
5.5.140.0000.08720.25
5.5.130.0070.07720.15
5.5.120.0070.08720.38
5.5.110.0030.08320.23
5.5.100.0030.08020.08
5.5.90.0000.07320.20
5.5.80.0100.06320.25
5.5.70.0070.08720.23
5.5.60.0100.07720.03
5.5.50.0000.08020.18
5.5.40.0100.06719.96
5.5.30.0170.06719.95
5.5.20.0100.06320.15
5.5.10.0170.06720.23
5.5.00.0170.06720.11
5.4.450.0200.06319.50
5.4.440.0130.07319.43
5.4.430.0030.06019.55
5.4.420.0100.07719.31
5.4.410.0070.06719.52
5.4.400.0100.06319.02
5.4.390.0100.05319.10
5.4.380.0030.08319.03
5.4.370.0070.06718.96
5.4.360.0070.06319.10
5.4.350.0070.07719.20
5.4.340.0070.07019.25
5.4.320.0030.07719.34
5.4.310.0100.04019.04
5.4.300.0170.05319.02
5.4.290.0000.07719.18
5.4.280.0100.07718.95
5.4.270.0000.08019.17
5.4.260.0070.04719.11
5.4.250.0030.07719.01
5.4.240.0030.06319.25
5.4.230.0030.07019.09
5.4.220.0030.08019.20
5.4.210.0130.07018.98
5.4.200.0170.06718.95
5.4.190.0200.06019.18
5.4.180.0070.07319.18
5.4.170.0170.06719.02
5.4.160.0030.08319.07
5.4.150.0100.07719.17
5.4.140.0100.07316.54
5.4.130.0070.06716.65
5.4.120.0130.06316.60
5.4.110.0030.07316.51
5.4.100.0030.07716.42
5.4.90.0100.06716.56
5.4.80.0100.04016.50
5.4.70.0030.07316.46
5.4.60.0030.07716.30
5.4.50.0100.07016.48
5.4.40.0130.06716.41
5.4.30.0070.07016.31
5.4.20.0030.04716.52
5.4.10.0130.06016.39
5.4.00.0000.07315.78
5.3.290.0100.07014.75
5.3.280.0070.07314.61
5.3.270.0170.06714.73
5.3.260.0130.06714.60
5.3.250.0070.07014.61
5.3.240.0070.07714.70
5.3.230.0130.06714.74
5.3.220.0000.07714.67
5.3.210.0070.03714.54
5.3.200.0070.07714.59
5.3.190.0100.07714.60
5.3.180.0130.07014.59
5.3.170.0070.07314.60
5.3.160.0070.05714.59
5.3.150.0130.06714.55
5.3.140.0070.07314.57
5.3.130.0030.04714.70
5.3.120.0130.07014.54
5.3.110.0100.07314.57
5.3.100.0070.07714.20
5.3.90.0030.05314.26
5.3.80.0070.07314.04
5.3.70.0070.07714.05
5.3.60.0000.05014.15
5.3.50.0030.07314.04
5.3.40.0070.07013.97
5.3.30.0100.07314.14
5.3.20.0070.04713.92
5.3.10.0070.04013.89
5.3.00.0130.06013.68
5.2.170.0070.04011.81
5.2.160.0030.03311.81
5.2.150.0070.04011.81
5.2.140.0070.05311.81
5.2.130.0030.06011.81
5.2.120.0030.06011.81
5.2.110.0100.05711.81
5.2.100.0030.06011.81
5.2.90.0070.05711.81
5.2.80.0100.06311.81
5.2.70.0070.06011.81
5.2.60.0030.06711.81
5.2.50.0000.07011.81
5.2.40.0030.06311.81
5.2.30.0000.06311.81
5.2.20.0000.06011.81
5.2.10.0000.06311.81
5.2.00.0000.06711.81
5.1.60.0030.05311.81
5.1.50.0070.04011.81
5.1.40.0100.05011.81
5.1.30.0070.05711.81
5.1.20.0100.05311.81
5.1.10.0070.05011.81
5.1.00.0100.03011.81
5.0.50.0070.03711.81
5.0.40.0100.03711.81
5.0.30.0070.05711.81
5.0.20.0070.04311.81
5.0.10.0030.04311.81
5.0.00.0000.06711.81
4.4.90.0100.01011.81
4.4.80.0070.01311.81
4.4.70.0070.02711.81
4.4.60.0030.03311.81
4.4.50.0030.02011.81
4.4.40.0000.05711.81
4.4.30.0000.04011.81
4.4.20.0000.03711.81
4.4.10.0030.03311.81
4.4.00.0000.05311.81
4.3.110.0030.03311.81
4.3.100.0030.03311.81
4.3.90.0000.03311.81
4.3.80.0070.05011.81
4.3.70.0030.03311.81
4.3.60.0000.03711.81
4.3.50.0030.03711.81
4.3.40.0070.04011.81
4.3.30.0030.03311.81
4.3.20.0000.03711.81
4.3.10.0000.03711.81
4.3.00.0000.03711.81

preferences:
31.07 ms | 401 KiB | 5 Q