3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = ' <foo>ciao</foo> <i>ex</i> <asd>boh</asd> <i>ex </i> '; $string = preg_replace('#<i>(.+)([\s]+)$</i>#', '<i>\1 :)</i>', $string); echo $string;

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)
8.3.60.0030.01318.43
8.3.50.0080.01321.14
8.3.40.0070.00718.92
8.3.30.0110.00320.30
8.3.20.0060.00320.20
8.3.10.0060.00322.09
8.3.00.0040.00422.46
8.2.180.0110.00416.63
8.2.170.0140.00022.96
8.2.160.0130.00622.38
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0100.00726.16
8.2.120.0080.00019.61
8.2.110.0060.00320.34
8.2.100.0080.00417.91
8.2.90.0040.00419.08
8.2.80.0040.00419.28
8.2.70.0040.00417.75
8.2.60.0000.00717.93
8.2.50.0050.00318.07
8.2.40.0040.00418.16
8.2.30.0060.00318.09
8.2.20.0030.00517.74
8.2.10.0040.00417.85
8.2.00.0000.00817.90
8.1.280.0180.00425.92
8.1.270.0060.00324.66
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0040.00423.88
8.1.230.0070.00419.15
8.1.220.0000.00817.79
8.1.210.0040.00418.77
8.1.200.0060.00617.23
8.1.190.0040.00417.51
8.1.180.0030.00518.10
8.1.170.0000.00818.71
8.1.160.0040.00420.82
8.1.150.0000.00818.77
8.1.140.0070.00017.45
8.1.130.0000.00717.82
8.1.120.0000.00717.55
8.1.110.0070.00017.46
8.1.100.0040.00417.46
8.1.90.0070.00017.59
8.1.80.0040.00417.55
8.1.70.0030.00317.51
8.1.60.0000.00817.63
8.1.50.0020.00517.59
8.1.40.0030.00617.50
8.1.30.0030.00817.71
8.1.20.0030.00617.77
8.1.10.0050.00317.67
8.1.00.0050.00517.61
8.0.300.0000.00818.77
8.0.290.0080.00017.17
8.0.280.0070.00018.37
8.0.270.0000.00817.27
8.0.260.0040.00416.96
8.0.250.0070.00017.17
8.0.240.0030.00617.11
8.0.230.0030.00317.03
8.0.220.0050.00216.84
8.0.210.0050.00216.93
8.0.200.0050.00316.93
8.0.190.0030.00517.06
8.0.180.0050.00316.98
8.0.170.0040.00416.91
8.0.160.0070.00016.93
8.0.150.0070.00017.02
8.0.140.0030.00516.93
8.0.130.0000.00813.42
8.0.120.0000.00716.84
8.0.110.0050.00316.81
8.0.100.0070.00016.84
8.0.90.0070.00016.92
8.0.80.0060.00916.95
8.0.70.0070.00317.01
8.0.60.0000.00717.02
8.0.50.0040.00416.80
8.0.30.0090.01017.25
8.0.20.0120.00817.40
8.0.10.0070.00016.94
8.0.00.0070.01316.73
7.4.330.0030.00315.00
7.4.320.0070.00016.66
7.4.300.0030.00316.66
7.4.290.0040.00416.57
7.4.280.0040.00416.79
7.4.270.0000.00716.64
7.4.260.0030.00716.63
7.4.250.0000.00716.52
7.4.240.0020.00516.70
7.4.230.0070.00016.75
7.4.220.0070.01116.86
7.4.210.0090.00616.70
7.4.200.0040.00416.49
7.4.190.0000.00816.70
7.4.160.0070.01716.66
7.4.150.0090.00917.40
7.4.140.0060.01217.86
7.4.130.0130.00416.73
7.4.120.0150.00216.65
7.4.110.0150.00916.54
7.4.100.0170.00716.74
7.4.90.0120.00616.61
7.4.80.0160.00619.39
7.4.70.0030.01516.36
7.4.60.0130.00716.53
7.4.50.0040.00416.60
7.4.40.0080.00422.77
7.4.30.0130.00516.39
7.4.00.0070.00714.94
7.3.330.0000.00613.26
7.3.320.0000.00513.19
7.3.310.0030.00316.31
7.3.300.0020.00516.25
7.3.290.0080.01216.30
7.3.280.0090.00616.32
7.3.270.0100.00717.40
7.3.260.0030.01616.35
7.3.250.0110.00816.38
7.3.240.0140.00316.41
7.3.230.0070.01016.54
7.3.210.0100.00616.83
7.3.200.0080.00819.39
7.3.190.0090.00916.55
7.3.180.0030.01216.30
7.3.170.0070.01016.46
7.3.160.0100.00516.37
7.3.120.0040.01115.26
7.2.330.0110.00816.71
7.2.320.0070.01116.73
7.2.310.0130.01016.59
7.2.300.0110.00516.67
7.2.290.0090.01216.65
7.2.00.0090.00919.45
7.1.100.0030.00718.48
7.1.70.0040.00417.23
7.1.60.0070.01719.32
7.1.50.0100.01017.09
7.1.00.0070.07322.30
7.0.200.0330.00014.95
7.0.140.0030.07022.15
7.0.100.0330.09020.01
7.0.90.0130.08020.00
7.0.80.0130.04320.13
7.0.70.0030.04319.84
7.0.60.0130.07320.02
7.0.50.0070.08320.33
7.0.40.0070.05720.09
7.0.30.0030.08020.19
7.0.20.0130.09320.07
7.0.10.0100.04320.03
7.0.00.0100.08320.13
5.6.280.0030.07320.98
5.6.250.0100.07020.81
5.6.240.0070.09320.57
5.6.230.0130.07320.66
5.6.220.0030.04320.55
5.6.210.0070.05720.57
5.6.200.0070.08721.04
5.6.190.0070.05021.05
5.6.180.0030.07021.03
5.6.170.0100.04321.03
5.6.160.0200.06721.05
5.6.150.0070.05321.09
5.6.140.0070.06321.07
5.6.130.0000.05720.93
5.6.120.0030.08321.13
5.6.110.0100.05721.07
5.6.100.0100.04021.09
5.6.90.0100.03721.10
5.6.80.0070.04320.31
5.6.70.0030.04020.25
5.6.60.0100.03720.46
5.6.50.0070.03720.31
5.6.40.0100.06720.37
5.6.30.0100.03320.46
5.6.20.0100.03320.36
5.6.10.0070.03720.45
5.6.00.0030.04720.46
5.5.380.0100.07320.34
5.5.370.0130.06320.35
5.5.360.0030.05720.38
5.5.350.0100.07720.45
5.5.340.0070.08320.92
5.5.330.0000.05320.82
5.5.320.0100.06020.86
5.5.310.0170.06720.88
5.5.300.0130.07320.75
5.5.290.0130.07020.87
5.5.280.0130.08320.76
5.5.270.0100.08320.86
5.5.260.0070.05720.74
5.5.250.0130.03320.56
5.5.240.0100.03320.25
5.5.230.0130.03720.14
5.5.220.0030.03720.25
5.5.210.0070.03720.24
5.5.200.0030.04020.25
5.5.190.0070.05020.13
5.5.180.0030.04020.25
5.5.160.0000.04320.12
5.5.150.0030.04320.24
5.5.140.0000.04320.24
5.5.130.0030.04320.07
5.5.120.0000.04320.20
5.5.110.0070.03320.22
5.5.100.0030.04020.04
5.5.90.0070.04020.16
5.5.80.0070.03719.94
5.5.70.0000.04320.05
5.5.60.0000.04320.04
5.5.50.0030.04019.95
5.5.40.0030.04019.92
5.5.30.0070.03720.12
5.5.20.0030.03720.15
5.5.10.0130.03319.95
5.5.00.0030.03720.02
5.4.450.0070.05719.45
5.4.440.0030.05319.35
5.4.430.0100.07019.45
5.4.420.0030.04319.10
5.4.410.0100.06019.01
5.4.400.0070.03718.91
5.4.390.0000.04319.23
5.4.380.0030.04319.05
5.4.370.0100.03019.05
5.4.360.0030.04019.08
5.4.350.0000.04019.04
5.4.340.0070.03718.90
5.4.320.0070.03018.96
5.4.310.0000.03719.02
5.4.300.0100.03019.09
5.4.290.0130.04719.04
5.4.280.0130.03018.90
5.4.270.0000.04019.23
5.4.260.0000.04318.81
5.4.250.0070.03019.05
5.4.240.0100.03319.10
5.4.230.0070.03318.94
5.4.220.0030.04019.02
5.4.210.0170.02318.97
5.4.200.0030.03719.12
5.4.190.0000.04019.02
5.4.180.0030.03718.80
5.4.170.0030.04019.05
5.4.160.0030.03718.95
5.4.150.0070.03718.88
5.4.140.0000.03716.37
5.4.130.0000.03016.34
5.4.120.0070.02716.36
5.4.110.0030.03716.23
5.4.100.0000.03716.45
5.4.90.0000.05016.25
5.4.80.0000.03316.36
5.4.70.0000.03316.24
5.4.60.0030.03016.39
5.4.50.0000.05316.28
5.4.40.0100.06716.34
5.4.30.0030.07716.26
5.4.20.0100.06316.40
5.4.10.0100.06716.27
5.4.00.0130.07315.83
5.3.290.0030.03714.65
5.3.280.0070.03714.50
5.3.270.0070.03314.57
5.3.260.0070.03314.44
5.3.250.0000.03314.54
5.3.240.0100.03314.56
5.3.230.0030.03014.56
5.3.220.0030.03014.57
5.3.210.0030.03714.55
5.3.200.0070.03714.39
5.3.190.0100.02714.57
5.3.180.0000.04714.54
5.3.170.0070.03014.49
5.3.160.0000.04014.51
5.3.150.0000.05014.42
5.3.140.0100.02714.43
5.3.130.0100.06014.50
5.3.120.0070.06714.52
5.3.110.0030.07714.41
5.3.100.0070.07013.99
5.3.90.0030.04713.97
5.3.80.0070.07013.77
5.3.70.0030.07313.92
5.3.60.0130.07013.86
5.3.50.0100.06013.94
5.3.40.0100.06713.89
5.3.30.0130.06313.86
5.3.20.0070.07313.68
5.3.10.0070.04713.62
5.3.00.0070.07313.62
5.2.170.0030.03011.13
5.2.160.0030.04011.18
5.2.150.0070.06311.00
5.2.140.0100.05710.93
5.2.130.0000.03711.08
5.2.120.0070.06011.12
5.2.110.0070.04711.07
5.2.100.0070.05011.07
5.2.90.0030.06310.96
5.2.80.0070.05011.16
5.2.70.0070.02711.11
5.2.60.0000.04311.11
5.2.50.0070.04710.88
5.2.40.0030.06311.06
5.2.30.0000.03310.80
5.2.20.0100.05710.96
5.2.10.0030.04710.75
5.2.00.0100.04010.77
5.1.60.0000.0479.97
5.1.50.0030.05010.01
5.1.40.0030.0379.96
5.1.30.0000.03310.21
5.1.20.0030.02710.37
5.1.10.0070.02710.07
5.1.00.0070.05310.09
5.0.50.0000.0508.64
5.0.40.0130.0108.40
5.0.30.0030.0338.27
5.0.20.0070.0278.25
5.0.10.0030.0478.20
5.0.00.0130.0378.18
4.4.90.0000.0338.18
4.4.80.0030.0378.18
4.4.70.0070.0138.18
4.4.60.0000.0208.18
4.4.50.0000.0378.18
4.4.40.0000.0408.18
4.4.30.0100.0308.18
4.4.20.0000.0278.18
4.4.10.0000.0308.18
4.4.00.0000.0578.18
4.3.110.0000.0378.18
4.3.100.0000.0308.18
4.3.90.0030.0278.18
4.3.80.0030.0538.18
4.3.70.0000.0208.18
4.3.60.0030.0308.18
4.3.50.0170.0238.18
4.3.40.0000.0578.18
4.3.30.0000.0338.18
4.3.20.0000.0378.18
4.3.10.0100.0308.18
4.3.00.0000.0308.18

preferences:
34.81 ms | 401 KiB | 5 Q