3v4l.org

run code in 300+ PHP versions simultaneously
<?php $m = "<p>Foo</p><p>Bar</p>"; $m = preg_replace('/<p>/i', '', $m); $m = preg_replace('/<\/p>(.+)/i', '<br>$1', $m); echo $m;

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)
8.3.60.0170.00316.63
8.3.50.0240.00821.97
8.3.40.0070.00718.88
8.3.30.0030.01019.09
8.3.20.0070.00020.21
8.3.10.0040.00423.70
8.3.00.0000.00820.70
8.2.180.0090.00616.75
8.2.170.0120.00322.96
8.2.160.0110.00322.32
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0080.00022.32
8.2.110.0060.00321.18
8.2.100.0040.00817.84
8.2.90.0030.00519.21
8.2.80.0060.00317.97
8.2.70.0000.00817.63
8.2.60.0030.00618.04
8.2.50.0050.00318.07
8.2.40.0080.00019.27
8.2.30.0000.00717.95
8.2.20.0090.00017.70
8.2.10.0000.00819.56
8.2.00.0050.00317.88
8.1.280.0110.00725.92
8.1.270.0050.00323.91
8.1.260.0000.00826.35
8.1.250.0060.00328.09
8.1.240.0070.00321.37
8.1.230.0040.00817.52
8.1.220.0030.00617.76
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0040.00417.13
8.1.180.0090.00018.10
8.1.170.0000.00818.71
8.1.160.0040.00421.95
8.1.150.0040.00418.71
8.1.140.0050.00517.49
8.1.130.0040.00417.76
8.1.120.0000.00717.59
8.1.110.0020.00517.55
8.1.100.0030.00517.43
8.1.90.0000.00717.43
8.1.80.0040.00417.46
8.1.70.0000.00717.52
8.1.60.0050.00317.64
8.1.50.0030.00617.50
8.1.40.0030.00617.59
8.1.30.0040.00417.62
8.1.20.0060.00317.67
8.1.10.0030.00617.61
8.1.00.0040.00417.52
8.0.300.0040.00418.77
8.0.290.0030.00616.88
8.0.280.0040.00418.44
8.0.270.0000.00817.16
8.0.260.0030.00316.86
8.0.250.0000.00717.10
8.0.240.0000.01017.05
8.0.230.0040.00416.91
8.0.220.0000.00716.92
8.0.210.0030.00316.96
8.0.200.0070.00017.04
8.0.190.0080.00017.05
8.0.180.0000.00816.91
8.0.170.0060.00316.88
8.0.160.0030.00617.03
8.0.150.0030.00616.87
8.0.140.0040.00416.82
8.0.130.0050.00013.48
8.0.120.0070.00016.82
8.0.110.0070.00016.98
8.0.100.0060.00316.98
8.0.90.0070.00016.96
8.0.80.0110.01116.95
8.0.70.0000.00716.86
8.0.60.0000.00816.84
8.0.50.0040.00416.84
8.0.30.0110.00817.05
8.0.20.0100.00817.40
8.0.10.0070.00016.93
8.0.00.0060.01216.85
7.4.330.0000.00515.00
7.4.320.0030.00316.79
7.4.300.0000.00616.72
7.4.290.0030.00316.76
7.4.280.0000.00716.77
7.4.270.0070.00016.72
7.4.260.0070.00016.61
7.4.250.0000.00816.59
7.4.240.0040.00316.74
7.4.230.0000.00716.62
7.4.220.0130.01016.57
7.4.210.0040.01216.73
7.4.200.0030.00316.46
7.4.190.0040.00416.73
7.4.160.0120.00316.61
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0050.01216.63
7.4.120.0070.01016.64
7.4.110.0080.00916.70
7.4.100.0110.00716.56
7.4.90.0110.01116.67
7.4.80.0030.01319.39
7.4.70.0070.01016.54
7.4.60.0030.01316.73
7.4.50.0050.00316.70
7.4.40.0030.01522.77
7.4.30.0150.00316.50
7.4.00.0140.00014.81
7.3.330.0000.00513.09
7.3.320.0030.00313.17
7.3.310.0070.00016.31
7.3.300.0000.00616.25
7.3.290.0030.01016.45
7.3.280.0110.00916.34
7.3.270.0130.00317.40
7.3.260.0110.01116.30
7.3.250.0110.01116.45
7.3.240.0050.01416.59
7.3.230.0060.01016.55
7.3.210.0110.00716.45
7.3.200.0060.00916.76
7.3.190.0090.00616.74
7.3.180.0140.00716.25
7.3.170.0080.00816.27
7.3.160.0120.00416.18
7.3.120.0000.01114.96
7.2.330.0070.01116.79
7.2.320.0060.01616.52
7.2.310.0030.01316.67
7.2.300.0100.00716.56
7.2.290.0080.00816.63
7.1.200.0000.01115.71
7.1.70.0030.00617.39
7.1.60.0040.01819.27
7.1.50.0060.01617.21
7.1.00.0070.07322.42
7.0.200.0040.00416.87
7.0.140.0100.06722.18
7.0.80.0100.07019.95
7.0.70.0570.06719.93
7.0.60.0530.07720.01
7.0.50.0400.07020.29
7.0.40.0030.07320.02
7.0.30.0070.06020.03
7.0.20.0100.08020.13
7.0.10.0070.08320.08
7.0.00.0130.05020.02
5.6.280.0070.07321.09
5.6.230.0100.08320.58
5.6.220.0030.08720.57
5.6.210.0070.07320.52
5.6.200.0130.07021.02
5.6.190.0200.06320.96
5.6.180.0230.06321.02
5.6.170.0070.08321.13
5.6.160.0130.04721.11
5.6.150.0170.07321.04
5.6.140.0200.06021.05
5.6.130.0070.08321.03
5.6.120.0100.07721.09
5.6.110.0270.06020.93
5.6.100.0070.08020.91
5.6.90.0130.07321.10
5.6.80.0070.07720.31
5.6.70.0070.08020.43
5.6.60.0130.07020.38
5.6.50.0200.07320.51
5.6.40.0000.06320.29
5.6.30.0030.07020.37
5.6.20.0200.07020.40
5.6.10.0000.09320.47
5.6.00.0070.06720.34
5.5.370.0000.09020.44
5.5.360.0000.05720.35
5.5.350.0070.07320.33
5.5.340.0130.07020.77
5.5.330.0100.08320.82
5.5.320.0070.08320.83
5.5.310.0100.05020.82
5.5.300.0100.08020.91
5.5.290.0100.04720.91
5.5.280.0070.07720.75
5.5.270.0000.07020.74
5.5.260.0030.07320.74
5.5.250.0170.07320.70
5.5.240.0070.07720.16
5.5.230.0100.06720.24
5.5.220.0070.05720.21
5.5.210.0100.04320.10
5.5.200.0000.06720.26
5.5.190.0070.07020.07
5.5.180.0070.08020.24
5.5.160.0070.08020.25
5.5.150.0100.06720.09
5.5.140.0030.04720.11
5.5.130.0200.06319.98
5.5.120.0130.07720.25
5.5.110.0000.08720.23
5.5.100.0030.05320.09
5.5.90.0030.04320.10
5.5.80.0200.06320.00
5.5.70.0100.07720.14
5.5.60.0170.05720.14
5.5.50.0000.06320.13
5.5.40.0100.04720.13
5.5.30.0000.05320.09
5.5.20.0030.07720.04
5.5.10.0100.08020.11
5.5.00.0070.05020.04
5.4.450.0130.06719.14
5.4.440.0100.06319.44
5.4.430.0200.07319.43
5.4.420.0200.07019.36
5.4.410.0070.07019.00
5.4.400.0070.07718.98
5.4.390.0070.07019.11
5.4.380.0030.07719.14
5.4.370.0070.07319.12
5.4.360.0130.07018.89
5.4.350.0070.05019.07
5.4.340.0000.08319.02
5.4.320.0070.06718.90
5.4.310.0200.06319.07
5.4.300.0230.06019.04
5.4.290.0170.06319.12
5.4.280.0100.08018.94
5.4.270.0170.06719.04
5.4.260.0070.07018.80
5.4.250.0030.07318.94
5.4.240.0100.07019.05
5.4.230.0070.07319.11
5.4.220.0030.04319.02
5.4.210.0070.07019.07
5.4.200.0030.04318.97
5.4.190.0070.07319.15
5.4.180.0130.07019.04
5.4.170.0070.07319.21
5.4.160.0170.03319.00
5.4.150.0000.08318.88
5.4.140.0100.06716.32
5.4.130.0070.04716.27
5.4.120.0070.06716.27
5.4.110.0170.06016.33
5.4.100.0030.07316.21
5.4.90.0130.07016.38
5.4.80.0030.05716.32
5.4.70.0000.07316.43
5.4.60.0130.06016.40
5.4.50.0030.04716.14
5.4.40.0130.05716.33
5.4.30.0000.07716.20
5.4.20.0100.06716.29
5.4.10.0030.04316.23
5.4.00.0070.04715.76
5.3.290.0070.07314.65
5.3.280.0070.07014.60
5.3.270.0070.08014.46
5.3.260.0070.07314.55
5.3.250.0070.04314.51
5.3.240.0070.07014.46
5.3.230.0100.04314.60
5.3.220.0030.07314.55
5.3.210.0070.07314.42
5.3.200.0170.06314.54
5.3.190.0100.07014.39
5.3.180.0070.07714.55
5.3.170.0100.07014.55
5.3.160.0030.04314.55
5.3.150.0130.07014.50
5.3.140.0070.07714.51
5.3.130.0070.07314.49
5.3.120.0070.08014.50
5.3.110.0070.05014.55
5.3.100.0170.06714.03
5.3.90.0100.05313.85
5.3.80.0030.06013.79
5.3.70.0100.07313.91
5.3.60.0070.05313.86
5.3.50.0070.07313.93
5.3.40.0100.03713.93
5.3.30.0070.06013.78
5.3.20.0130.03313.64
5.3.10.0000.04013.53
5.3.00.0100.06013.53
5.2.170.0070.06313.53
5.2.160.0070.03313.53
5.2.150.0100.02713.53
5.2.140.0070.05713.53
5.2.130.0130.06313.53
5.2.120.0000.03313.53
5.2.110.0030.03313.53
5.2.100.0100.02013.53
5.2.90.0030.02713.53
5.2.80.0070.03013.53
5.2.70.0030.03313.53
5.2.60.0000.03313.53
5.2.50.0000.03713.53
5.2.40.0000.06013.53
5.2.30.0030.03713.53
5.2.20.0000.03313.53
5.2.10.0070.05013.53
5.2.00.0070.05313.53
5.1.60.0030.03313.53
5.1.50.0000.03713.53
5.1.40.0000.03713.53
5.1.30.0000.04013.53
5.1.20.0030.02313.53
5.1.10.0030.05013.53
5.1.00.0100.01713.53
5.0.50.0030.04013.53
5.0.40.0030.01713.53
5.0.30.0000.06013.53
5.0.20.0030.03313.53
5.0.10.0130.03313.53
5.0.00.0000.06713.53
4.4.90.0000.01713.53
4.4.80.0000.01713.53
4.4.70.0000.01713.53
4.4.60.0070.02313.53
4.4.50.0130.02713.53
4.4.40.0030.04713.53
4.4.30.0100.02713.53
4.4.20.0000.03313.53
4.4.10.0000.03713.53
4.4.00.0030.05313.53
4.3.110.0000.03313.53
4.3.100.0000.02313.53
4.3.90.0030.02313.53
4.3.80.0070.03313.53
4.3.70.0070.03013.53
4.3.60.0030.03713.53
4.3.50.0100.01313.53
4.3.40.0000.02713.53
4.3.30.0030.03713.53
4.3.20.0030.03313.53
4.3.10.0000.03713.53
4.3.00.0030.02313.53

preferences:
39.87 ms | 401 KiB | 5 Q