3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'hello, [how]. please don\'t remove [are] you?'; echo preg_replace('#\s*\[.+\]\s*#', ' ', $a);

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)
8.3.60.0070.00716.75
8.3.50.0140.00821.99
8.3.40.0040.01119.01
8.3.30.0140.00319.15
8.3.20.0000.00820.39
8.3.10.0020.00523.48
8.3.00.0040.00420.84
8.2.180.0070.01116.63
8.2.170.0090.00922.96
8.2.160.0100.00320.58
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00022.21
8.2.110.0040.00422.18
8.2.100.0060.00618.03
8.2.90.0090.00019.29
8.2.80.0000.00818.05
8.2.70.0000.00917.75
8.2.60.0000.00817.93
8.2.50.0050.00818.07
8.2.40.0050.00517.85
8.2.30.0050.00318.01
8.2.20.0000.00717.88
8.2.10.0040.00417.75
8.2.00.0000.00817.83
8.1.280.0070.00725.92
8.1.270.0040.00423.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0050.00523.87
8.1.230.0040.00819.00
8.1.220.0060.00317.79
8.1.210.0000.00918.77
8.1.200.0000.00817.35
8.1.190.0000.00817.52
8.1.180.0080.00018.10
8.1.170.0030.00618.71
8.1.160.0050.00222.05
8.1.150.0060.00318.73
8.1.140.0070.00017.46
8.1.130.0030.00317.86
8.1.120.0030.00317.55
8.1.110.0040.00417.58
8.1.100.0040.00417.45
8.1.90.0030.00417.60
8.1.80.0000.00717.54
8.1.70.0040.00417.43
8.1.60.0030.00717.67
8.1.50.0050.00317.60
8.1.40.0080.00017.63
8.1.30.0000.00817.60
8.1.20.0040.00417.57
8.1.10.0050.00217.65
8.1.00.0040.00417.66
8.0.300.0040.00418.77
8.0.290.0040.00417.05
8.0.280.0030.00318.36
8.0.270.0030.00317.34
8.0.260.0080.00018.48
8.0.250.0070.00017.12
8.0.240.0050.00317.09
8.0.230.0000.00717.08
8.0.220.0000.00816.89
8.0.210.0040.00417.02
8.0.200.0070.00016.91
8.0.190.0040.00416.90
8.0.180.0050.00316.91
8.0.170.0000.00717.00
8.0.160.0040.00417.07
8.0.150.0060.00617.00
8.0.140.0070.00016.97
8.0.130.0030.00313.39
8.0.120.0090.00016.91
8.0.110.0000.00816.91
8.0.100.0060.00317.04
8.0.90.0080.00016.93
8.0.80.0160.00016.97
8.0.70.0020.00516.87
8.0.60.0020.00516.99
8.0.50.0040.00417.02
8.0.30.0120.00717.22
8.0.20.0130.00617.40
8.0.10.0000.00716.88
8.0.00.0080.01116.74
7.4.330.0000.00515.00
7.4.320.0000.00616.55
7.4.300.0000.00616.80
7.4.290.0030.00316.68
7.4.280.0000.00716.62
7.4.270.0030.00316.64
7.4.260.0000.00816.63
7.4.250.0060.00316.63
7.4.240.0020.00516.61
7.4.230.0000.00816.68
7.4.220.0070.01016.77
7.4.210.0090.00816.67
7.4.200.0000.00716.76
7.4.190.0040.00416.70
7.4.160.0140.00716.60
7.4.150.0060.01217.40
7.4.140.0100.01017.86
7.4.130.0070.00916.88
7.4.120.0090.01116.55
7.4.110.0190.02016.70
7.4.100.0100.01016.61
7.4.90.0100.00616.54
7.4.80.0060.01419.39
7.4.70.0060.00916.75
7.4.60.0060.01116.61
7.4.50.0000.00416.57
7.4.40.0040.01122.77
7.4.30.0120.00916.70
7.4.00.0070.00815.09
7.3.330.0000.00513.03
7.3.320.0000.00713.14
7.3.310.0030.00316.34
7.3.300.0040.00216.25
7.3.290.0070.01016.32
7.3.280.0090.00816.31
7.3.270.0120.00917.40
7.3.260.0150.00316.34
7.3.250.0110.00916.59
7.3.240.0140.00316.34
7.3.230.0100.00716.41
7.3.210.0090.00916.43
7.3.200.0070.01119.39
7.3.190.0060.01616.27
7.3.180.0130.00316.45
7.3.170.0080.01216.61
7.3.160.0060.01116.22
7.3.120.0040.01214.65
7.3.110.0090.00814.68
7.3.100.0020.01214.86
7.3.90.0050.00714.86
7.3.80.0090.00614.92
7.3.70.0010.01114.85
7.3.60.0090.00414.81
7.3.50.0050.00714.81
7.3.40.0100.00514.72
7.3.30.0050.00814.88
7.3.20.0060.00516.82
7.3.10.0040.01116.61
7.3.00.0110.00316.55
7.2.330.0060.01316.68
7.2.320.0090.00616.60
7.2.310.0120.00816.60
7.2.300.0030.01316.70
7.2.290.0110.00716.86
7.2.250.0050.01415.09
7.2.240.0060.01115.11
7.2.230.0060.00814.93
7.2.220.0080.00614.99
7.2.210.0060.00915.10
7.2.200.0090.00714.80
7.2.190.0070.00714.95
7.2.180.0090.00515.05
7.2.170.0050.01114.99
7.2.160.0060.01014.97
7.2.150.0030.01117.01
7.2.140.0070.00616.94
7.2.130.0070.00616.98
7.2.120.0060.00716.95
7.2.110.0070.00617.04
7.2.100.0070.00717.03
7.2.90.0070.00717.08
7.2.80.0050.01116.94
7.2.70.0090.00517.06
7.2.60.0070.00616.81
7.2.50.0040.01017.00
7.2.40.0040.01017.10
7.2.30.0030.01117.08
7.2.20.0080.00516.99
7.2.10.0040.00716.94
7.2.00.0040.01016.97
7.1.330.0030.01115.85
7.1.320.0100.00415.99
7.1.310.0070.00615.75
7.1.300.0020.01115.92
7.1.290.0040.00915.96
7.1.280.0080.00715.90
7.1.270.0020.01015.81
7.1.260.0040.00915.92
7.1.250.0050.00715.78
7.1.240.0030.01215.70
7.1.230.0030.00815.72
7.1.220.0020.01015.76
7.1.210.0050.00715.97
7.1.200.0060.00615.79
7.1.190.0040.00715.88
7.1.180.0030.00915.57
7.1.170.0070.00515.76
7.1.160.0070.00515.84
7.1.150.0030.00915.92
7.1.140.0110.00215.91
7.1.130.0030.00815.88
7.1.120.0110.00315.90
7.1.110.0070.00615.91
7.1.100.0080.00515.63
7.1.90.0050.01015.86
7.1.80.0110.00415.91
7.1.70.0050.00716.45
7.1.60.0070.00716.42
7.1.50.0070.00616.11
7.1.40.0030.00916.13
7.1.30.0050.00616.16
7.1.20.0050.00416.25
7.1.10.0010.01116.11
7.1.00.0010.01016.13
7.0.330.0040.00715.59
7.0.320.0050.00815.42
7.0.310.0050.00915.57
7.0.300.0050.00515.59
7.0.290.0060.00515.47
7.0.280.0030.01015.37
7.0.270.0020.01215.60
7.0.260.0020.01215.51
7.0.250.0020.01015.60
7.0.240.0070.00715.48
7.0.230.0040.00815.34
7.0.220.0060.00615.64
7.0.210.0030.01015.64
7.0.200.0050.00515.87
7.0.190.0030.00916.04
7.0.180.0060.00615.82
7.0.170.0060.00715.72
7.0.160.0020.00915.96
7.0.150.0020.00815.91
7.0.140.0040.00615.93
7.0.130.0040.00515.70
7.0.120.0040.00715.83
7.0.110.0040.00715.84
7.0.100.0030.00915.81
7.0.90.0050.00615.94
7.0.80.0050.00815.81
7.0.70.0040.00815.95
7.0.60.0050.00815.72
7.0.50.0020.01015.83
7.0.40.0050.00714.51
7.0.30.0030.00614.39
7.0.20.0060.01114.34
7.0.10.0060.00414.51
7.0.00.0080.00514.46
5.6.400.0060.00914.28
5.6.390.0060.00814.20
5.6.380.0070.00514.13
5.6.370.0070.00614.33
5.6.360.0080.00314.46
5.6.350.0030.01114.35
5.6.340.0070.00914.04
5.6.330.0100.00314.18
5.6.320.0070.00714.47
5.6.310.0090.00514.19
5.6.300.0030.01916.70
5.6.290.0020.02316.51
5.6.280.0080.01816.33
5.6.270.0090.01516.33
5.6.260.0050.01716.54
5.6.250.0060.01716.64
5.6.240.0020.02116.45
5.6.230.0040.01716.59
5.6.220.0080.01816.45
5.6.210.0040.02016.62
5.6.200.0040.02216.43
5.6.190.0060.01816.47
5.6.180.0060.02016.60
5.6.170.0080.02816.50
5.6.160.0040.02116.40
5.6.150.0030.02216.44
5.6.140.0030.01916.47
5.6.130.0060.01816.41
5.6.120.0050.01916.56
5.6.110.0050.02016.60
5.6.100.0110.01116.43
5.6.90.0070.02016.67
5.6.80.0080.01816.26
5.6.70.0040.02116.33
5.6.60.0070.01916.24
5.6.50.0040.02016.21
5.6.40.0050.02016.26
5.6.30.0090.01516.32
5.6.20.0050.01816.27
5.6.10.0030.02016.33
5.6.00.0070.01516.32
5.5.380.0100.05317.55
5.5.370.0030.04517.45
5.5.360.0000.04217.39
5.5.350.0000.04617.46
5.5.340.0090.03518.03
5.5.330.0070.03918.08
5.5.320.0060.03618.03
5.5.310.0070.04018.03
5.5.300.0030.04017.83
5.5.290.0030.04717.99
5.5.280.0030.04118.03
5.5.270.0030.04017.96
5.5.260.0000.04517.96
5.5.250.0030.04817.77
5.5.240.0030.03717.36
5.5.230.0030.04017.08
5.5.220.0000.04017.11
5.5.210.0030.04317.46
5.5.200.0070.03317.35
5.5.190.0000.04117.39
5.5.180.0030.03817.34
5.5.160.0000.04217.21
5.5.150.0060.03817.22
5.5.140.0070.06517.20
5.5.130.0000.04317.03
5.5.120.0000.04417.09
5.5.110.0060.03417.18
5.5.100.0070.03417.32
5.5.90.0030.04017.27
5.5.80.0000.04017.19
5.5.70.0040.03917.26
5.5.60.0000.04017.20
5.5.50.0030.04217.18
5.5.40.0040.03917.27
5.5.30.0030.04217.30
5.5.20.0070.05317.36
5.5.10.0030.04317.10
5.5.00.0030.04017.07
5.4.450.0070.04119.50
5.4.440.0000.04919.39
5.4.430.0030.04219.46
5.4.420.0070.03919.24
5.4.410.0030.04519.25
5.4.400.0030.04019.06
5.4.390.0070.03818.98
5.4.380.0040.03918.98
5.4.370.0000.04019.05
5.4.360.0060.03519.14
5.4.350.0000.04319.06
5.4.340.0000.04119.01
5.4.320.0030.03718.86
5.4.310.0070.03318.98
5.4.300.0030.03519.16
5.4.290.0030.05019.07
5.4.280.0030.04219.16
5.4.270.0100.03818.83
5.4.260.0000.04019.14
5.4.250.0000.04119.16
5.4.240.0030.04319.13
5.4.230.0030.03819.05
5.4.220.0070.03418.92
5.4.210.0030.03719.06
5.4.200.0030.03818.82
5.4.190.0000.04119.06
5.4.180.0070.03719.13
5.4.170.0030.04218.80
5.4.160.0090.03719.08
5.4.150.0100.03219.05
5.4.140.0030.03816.32
5.4.130.0070.03016.51
5.4.120.0060.04516.54
5.4.110.0130.03916.46
5.4.100.0030.03816.69
5.4.90.0070.03616.65
5.4.80.0060.03216.45
5.4.70.0030.03416.62
5.4.60.0070.05116.50
5.4.50.0130.04316.55
5.4.40.0030.03316.66
5.4.30.0030.03716.55
5.4.20.0070.03416.39
5.4.10.0070.03616.47
5.4.00.0000.04316.20
5.3.290.0070.04016.20
5.3.280.0030.03816.20
5.3.270.0030.03716.20
5.3.260.0100.02916.20
5.3.250.0030.05216.20
5.3.240.0030.03816.20
5.3.230.0000.04116.20
5.3.220.0060.04416.20
5.3.210.0030.03916.20
5.3.200.0070.03316.20
5.3.190.0000.04116.20
5.3.180.0060.03816.20
5.3.170.0000.04116.20
5.3.160.0110.03216.20
5.3.150.0030.03816.20
5.3.140.0030.04116.20
5.3.130.0040.03516.20
5.3.120.0070.03216.20
5.3.110.0000.03916.20
5.3.100.0030.03516.20
5.3.90.0000.04216.20
5.3.80.0100.03516.20
5.3.70.0030.04916.20
5.3.60.0000.04016.20
5.3.50.0000.04416.20
5.3.40.0140.03816.20
5.3.30.0000.03816.20
5.3.20.0000.03916.20
5.3.10.0030.03616.20
5.3.00.0040.03616.20
5.2.170.0030.03016.20
5.2.160.0000.03116.20
5.2.150.0030.02816.20
5.2.140.0000.05316.20
5.2.130.0040.03016.20
5.2.120.0000.03516.20
5.2.110.0030.02816.20
5.2.100.0060.02516.20
5.2.90.0030.02916.20
5.2.80.0090.02816.20
5.2.70.0030.02916.20
5.2.60.0060.02616.20
5.2.50.0070.02816.20
5.2.40.0060.02616.20
5.2.30.0000.03216.20
5.2.20.0070.02616.20
5.2.10.0000.03116.20
5.2.00.0000.03216.20
5.1.60.0030.02416.20
5.1.50.0000.02716.20
5.1.40.0090.04116.20
5.1.30.0000.03616.20
5.1.20.0030.04016.20
5.1.10.0030.05316.20
5.1.00.0030.05316.20
5.0.50.0040.04016.20
5.0.40.0040.01816.20
5.0.30.0000.03616.20
5.0.20.0060.01616.20
5.0.10.0050.01916.20
5.0.00.0040.02916.20
4.4.90.0030.03116.20
4.4.80.0030.01616.20
4.4.70.0000.01916.20
4.4.60.0000.01716.20
4.4.50.0040.01616.20
4.4.40.0040.02216.20
4.4.30.0000.02016.20
4.4.20.0000.03416.20
4.4.10.0030.01816.20
4.4.00.0060.02116.20
4.3.110.0030.01616.20
4.3.100.0000.01716.20
4.3.90.0120.01616.20
4.3.80.0060.02116.20
4.3.70.0040.01216.20
4.3.60.0000.02116.20
4.3.50.0070.01016.20
4.3.40.0030.02216.20
4.3.30.0000.01716.20
4.3.20.0030.01616.20
4.3.10.0000.01816.20
4.3.00.0000.01616.20

preferences:
47.87 ms | 401 KiB | 5 Q