3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('`{([^{}]*|{[^{}]*})+}`', '<$0>', 'test {a} {b{c}d}e{{f}{g}}');

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)
8.3.40.0070.00718.66
8.3.30.0090.00619.06
8.3.20.0080.00020.16
8.3.10.0080.00022.10
8.3.00.0080.00022.51
8.2.170.0090.00622.96
8.2.160.0100.00720.52
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0090.00926.16
8.2.120.0100.00019.68
8.2.110.0090.00020.51
8.2.100.0080.00319.33
8.2.90.0040.00419.04
8.2.80.0060.00318.04
8.2.70.0000.00917.63
8.2.60.0080.00017.80
8.2.50.0030.00618.07
8.2.40.0040.00417.91
8.2.30.0000.00718.00
8.2.20.0040.00417.67
8.2.10.0000.00717.75
8.2.00.0030.00617.57
8.1.270.0030.00620.39
8.1.260.0000.00726.35
8.1.250.0050.00228.09
8.1.240.0000.00924.01
8.1.230.0070.00319.04
8.1.220.0090.00017.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0040.00417.41
8.1.180.0000.00818.36
8.1.170.0040.00418.74
8.1.160.0070.00022.17
8.1.150.0070.00018.53
8.1.140.0040.00417.38
8.1.130.0000.00817.54
8.1.120.0070.00017.52
8.1.110.0000.00717.48
8.1.100.0040.00417.48
8.1.90.0000.00717.44
8.1.80.0070.00017.44
8.1.70.0030.00317.45
8.1.60.0040.00817.54
8.1.50.0000.00817.53
8.1.40.0000.00817.46
8.1.30.0060.00317.60
8.1.20.0060.00317.71
8.1.10.0020.00517.55
8.1.00.0060.00317.41
8.0.300.0030.00318.77
8.0.290.0040.00417.18
8.0.280.0000.00718.30
8.0.270.0000.00817.21
8.0.260.0000.00716.81
8.0.250.0070.00016.96
8.0.240.0060.00316.89
8.0.230.0000.00717.02
8.0.220.0070.00016.92
8.0.210.0000.00716.83
8.0.200.0030.00316.99
8.0.190.0040.00416.94
8.0.180.0000.00816.92
8.0.170.0070.00016.97
8.0.160.0080.00016.78
8.0.150.0040.00416.85
8.0.140.0000.00716.88
8.0.130.0030.00313.32
8.0.120.0040.00416.86
8.0.110.0020.00516.88
8.0.100.0040.00416.70
8.0.90.0040.00416.89
8.0.80.0120.00316.87
8.0.70.0030.00617.01
8.0.60.0030.00616.86
8.0.50.0080.00016.96
8.0.30.0100.00917.19
8.0.20.0080.01317.40
8.0.10.0040.00416.96
8.0.00.0100.00716.78
7.4.330.0000.00515.00
7.4.320.0030.00316.56
7.4.300.0030.00316.58
7.4.290.0050.00316.65
7.4.280.0070.00016.64
7.4.270.0050.00216.59
7.4.260.0050.00316.59
7.4.250.0070.00016.44
7.4.240.0050.00216.60
7.4.230.0000.00716.59
7.4.220.0060.01216.71
7.4.210.0070.01116.60
7.4.200.0000.00716.74
7.4.190.0000.00716.84
7.4.160.0030.01316.58
7.4.150.0080.00817.40
7.4.140.0140.00717.86
7.4.130.0060.01316.54
7.4.120.0080.01016.52
7.4.110.0040.01216.63
7.4.100.0060.01016.69
7.4.90.0070.01016.63
7.4.80.0170.00719.39
7.4.70.0090.01216.63
7.4.60.0060.01316.57
7.4.50.0000.00516.56
7.4.40.0070.00722.77
7.4.30.0090.00916.59
7.4.00.0070.00914.90
7.3.330.0000.00513.14
7.3.320.0000.00713.00
7.3.310.0000.00716.23
7.3.300.0070.00016.31
7.3.290.0030.01016.29
7.3.280.0060.00916.25
7.3.270.0110.00617.40
7.3.260.0100.00616.77
7.3.250.0070.01316.34
7.3.240.0130.00716.32
7.3.230.0060.01516.50
7.3.210.0140.00316.25
7.3.200.0070.01419.39
7.3.190.0070.01416.38
7.3.180.0060.01016.45
7.3.170.0160.00016.27
7.3.160.0090.00616.38
7.3.120.0060.00914.75
7.3.110.0110.00614.94
7.3.100.0030.01014.81
7.3.90.0050.00515.03
7.3.80.0100.00315.04
7.3.70.0060.00914.70
7.3.60.0040.01114.92
7.3.50.0040.01114.71
7.3.40.0060.00614.87
7.3.30.0090.00614.85
7.3.20.0030.01316.64
7.3.10.0140.00316.52
7.3.00.0080.00316.50
7.2.330.0110.01116.49
7.2.320.0030.01416.81
7.2.310.0120.01216.54
7.2.300.0070.01016.71
7.2.290.0130.00316.52
7.2.250.0040.01414.85
7.2.240.0100.01015.16
7.2.230.0090.00614.74
7.2.220.0110.00314.69
7.2.210.0040.01214.83
7.2.200.0030.00715.21
7.2.190.0060.00915.00
7.2.180.0120.00314.79
7.2.170.0070.01015.21
7.2.00.0000.01319.21
7.1.330.0090.00615.79
7.1.320.0100.00715.65
7.1.310.0070.00716.05
7.1.300.0030.00615.86
7.1.290.0000.01115.96
7.1.280.0070.01115.56
7.1.270.0100.00316.02
7.1.260.0060.00615.78
7.1.100.0000.01318.17
7.1.70.0030.01316.87
7.1.60.0100.00719.82
7.1.50.0040.01816.69
7.1.00.0000.03722.51
7.0.200.0050.00516.74
7.0.140.0030.07721.99
7.0.110.0170.08020.05
7.0.100.0230.08320.08
7.0.90.0170.08020.03
7.0.80.0130.07719.83
7.0.70.0100.07719.95
7.0.60.0230.05720.06
7.0.50.0200.07320.22
7.0.40.0100.04720.18
7.0.30.0100.06020.16
7.0.20.0000.08720.26
7.0.10.0100.07319.95
7.0.00.0030.08720.26
5.6.280.0100.06721.02
5.6.250.0030.08020.58
5.6.240.0230.07020.68
5.6.230.0030.08720.65
5.6.220.0070.08020.64
5.6.210.0070.08320.65
5.6.200.0100.08320.98
5.6.190.0130.07321.14
5.6.180.0030.08721.26
5.6.170.0030.08020.98
5.6.160.0070.08321.14
5.6.150.0130.07721.07
5.6.140.0100.06721.11
5.6.130.0100.08020.95
5.6.120.0000.08721.08
5.6.110.0070.08020.91
5.6.100.0100.08021.16
5.6.90.0070.08721.19
5.6.80.0030.04020.43
5.6.70.0030.04020.51
5.6.60.0030.04020.45
5.6.50.0130.03720.46
5.6.40.0070.03720.42
5.6.30.0000.04320.47
5.6.20.0070.03020.63
5.6.10.0070.03720.49
5.6.00.0030.03720.47
5.5.380.0030.08720.54
5.5.370.0070.07020.53
5.5.360.0100.08320.52
5.5.350.0030.08320.43
5.5.340.0170.07020.81
5.5.330.0070.08020.94
5.5.320.0300.05720.69
5.5.310.0100.08320.91
5.5.300.0030.07320.96
5.5.290.0070.07720.80
5.5.280.0030.04020.88
5.5.270.0130.07720.86
5.5.260.0100.07720.97
5.5.250.0070.05720.62
5.5.240.0030.04720.28
5.5.230.0030.04020.21
5.5.220.0070.03720.38
5.5.210.0000.04020.15
5.5.200.0030.03720.38
5.5.190.0070.04020.36
5.5.180.0000.03720.30
5.5.160.0070.02720.29
5.5.150.0030.03320.11
5.5.140.0030.04020.38
5.5.130.0030.05320.18
5.5.120.0000.03720.22
5.5.110.0100.05720.14
5.5.100.0030.03720.25
5.5.90.0030.03720.04
5.5.80.0000.05320.04
5.5.70.0070.03720.03
5.5.60.0070.03320.13
5.5.50.0030.03720.03
5.5.40.0030.08020.02
5.5.30.0030.07320.05
5.5.20.0100.04320.11
5.5.10.0070.04020.11
5.5.00.0000.05020.14
5.4.450.0130.07319.60
5.4.440.0030.04019.28
5.4.430.0070.07719.44
5.4.420.0000.08319.35
5.4.410.0100.07019.18
5.4.400.0130.03319.08
5.4.390.0070.03719.16
5.4.380.0070.03018.95
5.4.370.0070.04019.27
5.4.360.0070.03319.02
5.4.350.0030.03718.98
5.4.340.0070.06019.03
5.4.320.0030.03019.12
5.4.310.0100.02319.27
5.4.300.0000.04019.17
5.4.290.0070.03019.27
5.4.280.0000.05719.12
5.4.270.0030.04019.00
5.4.260.0000.03319.12
5.4.250.0100.03718.99
5.4.240.0070.03319.24
5.4.230.0130.06019.00
5.4.220.0030.04319.00
5.4.210.0030.04019.15
5.4.200.0070.04018.95
5.4.190.0030.04719.23
5.4.180.0070.06319.00
5.4.170.0000.05319.09
5.4.160.0130.03019.10
5.4.150.0070.03319.24
5.4.140.0030.03716.53
5.4.130.0070.04716.46
5.4.120.0070.03016.16
5.4.110.0100.04016.43
5.4.100.0100.03016.50
5.4.90.0030.03316.18
5.4.80.0030.05016.51
5.4.70.0000.05716.38
5.4.60.0000.03716.48
5.4.50.0100.06716.25
5.4.40.0070.07016.32
5.4.30.0070.08016.38
5.4.20.0030.07316.48
5.4.10.0070.07716.49
5.4.00.0130.05015.97
5.3.290.0000.04014.60
5.3.280.0000.04014.49
5.3.270.0070.03314.55
5.3.260.0030.04714.50
5.3.250.0030.03714.54
5.3.240.0070.03314.62
5.3.230.0000.05014.54
5.3.220.0000.04014.46
5.3.210.0030.05314.56
5.3.200.0000.04014.48
5.3.190.0100.03014.43
5.3.180.0030.03314.57
5.3.170.0000.04314.46
5.3.160.0030.07314.41
5.3.150.0070.07314.55
5.3.140.0070.07014.44
5.3.130.0170.07014.43
5.3.120.0070.07314.48
5.3.110.0170.06314.46
5.3.100.0070.07313.98
5.3.90.0100.07014.02
5.3.80.0030.08013.91
5.3.70.0130.06314.11
5.3.60.0030.07713.88
5.3.50.0070.05714.01
5.3.40.0070.06313.81
5.3.30.0100.07314.00
5.3.20.0030.07013.57
5.3.10.0030.07313.59
5.3.00.0030.07713.55
5.2.170.0070.02711.15
5.2.160.0030.06011.04
5.2.150.0100.06311.17
5.2.140.0000.04011.15
5.2.130.0030.06311.05
5.2.120.0070.05711.11
5.2.110.0070.06010.98
5.2.100.0100.05311.04
5.2.90.0030.06011.00
5.2.80.0070.06311.08
5.2.70.0030.04011.02
5.2.60.0100.05011.06
5.2.50.0070.05011.02
5.2.40.0030.06011.02
5.2.30.0070.06011.00
5.2.20.0100.05310.77
5.2.10.0030.05310.70
5.2.00.0070.05310.70
5.1.60.0030.0509.90
5.1.50.0070.0509.96
5.1.40.0000.0539.89
5.1.30.0100.05010.46
5.1.20.0000.05010.36
5.1.10.0000.0579.96
5.1.00.0000.0609.98
5.0.50.0000.0438.45
5.0.40.0030.0478.30
5.0.30.0030.0708.15
5.0.20.0030.0438.18
5.0.10.0100.0378.16
5.0.00.0030.0608.23
4.4.90.0000.0377.89
4.4.80.0030.0307.89
4.4.70.0000.0377.89
4.4.60.0030.0337.89
4.4.50.0130.0237.89
4.4.40.0070.0437.89
4.4.30.0000.0407.89
4.4.20.0030.0337.89
4.4.10.0100.0277.89
4.4.00.0000.0507.89
4.3.110.0030.0337.89
4.3.100.0030.0337.89
4.3.90.0030.0337.89
4.3.80.0070.0237.89
4.3.70.0030.0277.89
4.3.60.0030.0277.89
4.3.50.0000.0337.89
4.3.40.0070.0277.89
4.3.30.0000.0377.89
4.3.20.0030.0307.89
4.3.10.0070.0307.89
4.3.00.0000.0307.89

preferences:
37.51 ms | 400 KiB | 5 Q