3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'PT3M'; $pattern = '/PT?[0-9]+[SMWYD]'; $replacement = '#'; echo preg_replace($pattern, $replacement, $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)
8.3.60.0140.00718.56
8.3.50.0120.00721.02
8.3.40.0110.00418.79
8.3.30.0000.01420.21
8.3.20.0040.00420.02
8.3.10.0070.00022.10
8.3.00.0000.00722.46
8.2.180.0090.00616.50
8.2.170.0060.01322.96
8.2.160.0070.00720.38
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0000.00820.79
8.2.110.0070.00322.24
8.2.100.0030.00817.78
8.2.90.0050.00317.91
8.2.80.0030.00617.97
8.2.70.0040.00417.63
8.2.60.0090.00318.03
8.2.50.0030.00518.07
8.2.40.0000.00819.95
8.2.30.0070.00019.47
8.2.20.0030.00517.55
8.2.10.0000.00817.59
8.2.00.0000.00717.48
8.1.280.0090.00925.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00620.75
8.1.230.0040.00720.75
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0070.00317.23
8.1.190.0060.00317.54
8.1.180.0040.00418.10
8.1.170.0050.00318.52
8.1.160.0090.00018.83
8.1.150.0060.00318.66
8.1.140.0070.00017.26
8.1.130.0070.00017.72
8.1.120.0090.00017.28
8.1.110.0050.00217.38
8.1.100.0000.00717.39
8.1.90.0040.00417.35
8.1.80.0040.00417.29
8.1.70.0070.00017.23
8.1.60.0000.00917.58
8.1.50.0040.00417.46
8.1.40.0080.00017.35
8.1.30.0040.00417.39
8.1.20.0000.00817.46
8.1.10.0030.00517.57
8.1.00.0000.00717.51
8.0.300.0000.00719.91
8.0.290.0000.00817.05
8.0.280.0080.00018.34
8.0.270.0070.00017.32
8.0.260.0000.00616.87
8.0.250.0000.00717.03
8.0.240.0100.00016.94
8.0.230.0000.00716.96
8.0.220.0000.00716.90
8.0.210.0040.00416.89
8.0.200.0060.00016.95
8.0.190.0000.00716.86
8.0.180.0050.00316.82
8.0.170.0080.00016.85
8.0.160.0030.00316.75
8.0.150.0040.00416.84
8.0.140.0050.00316.85
8.0.130.0000.00513.35
8.0.120.0040.00416.73
8.0.110.0080.00016.95
8.0.100.0000.00716.92
8.0.90.0040.00416.95
8.0.80.0110.01116.86
8.0.70.0040.00416.92
8.0.60.0000.00816.84
8.0.50.0040.00416.86
8.0.30.0110.01017.05
8.0.20.0090.01017.40
8.0.10.0000.00716.88
8.0.00.0100.01016.78
7.4.330.0050.00015.03
7.4.320.0060.00016.34
7.4.300.0030.00316.54
7.4.290.0030.00316.54
7.4.280.0000.00716.44
7.4.270.0000.00916.55
7.4.260.0030.00313.20
7.4.250.0040.00416.49
7.4.240.0040.00316.52
7.4.230.0040.00416.57
7.4.220.0120.00616.54
7.4.210.0100.00716.51
7.4.200.0000.00716.36
7.4.190.0040.00416.46
7.4.160.0090.00616.37
7.4.150.0100.00717.40
7.4.140.0100.01017.86
7.4.130.0110.00716.40
7.4.120.0110.00516.39
7.4.110.0140.00716.52
7.4.100.0110.00816.60
7.4.90.0060.01416.54
7.4.80.0090.01319.39
7.4.70.0080.00816.59
7.4.60.0130.01016.52
7.4.50.0030.00616.52
7.4.40.0100.00322.77
7.4.30.0070.01016.50
7.4.00.0070.00714.96
7.3.330.0050.00013.03
7.3.320.0080.00013.12
7.3.310.0000.00716.19
7.3.300.0070.00016.10
7.3.290.0070.00616.18
7.3.280.0080.00916.18
7.3.270.0060.01217.40
7.3.260.0060.01316.28
7.3.250.0100.01616.40
7.3.240.0140.00316.38
7.3.230.0090.00916.39
7.3.210.0000.01816.29
7.3.200.0060.01219.39
7.3.190.0110.01116.45
7.3.180.0100.00516.29
7.3.170.0040.01116.42
7.3.160.0000.01816.17
7.3.120.0040.00714.68
7.3.10.0090.00316.56
7.3.00.0060.00616.57
7.2.330.0130.00916.50
7.2.320.0130.00716.20
7.2.310.0060.01616.38
7.2.300.0040.02016.64
7.2.290.0040.01216.46
7.2.130.0000.01016.82
7.2.120.0080.00416.70
7.2.110.0060.00616.50
7.2.100.0070.00416.73
7.2.90.0060.00616.64
7.2.80.0060.00616.70
7.2.70.0090.00616.58
7.2.60.0060.01016.59
7.2.50.0000.00816.96
7.2.40.0040.01116.77
7.2.30.0030.01416.91
7.2.20.0000.01016.72
7.2.10.0040.00416.29
7.2.00.0050.00817.91
7.1.250.0070.00315.78
7.1.200.0030.01015.52
7.1.100.0030.01017.85
7.1.70.0000.00817.15
7.1.60.0140.01019.32
7.1.50.0070.01316.55
7.1.00.0030.07722.33
7.0.200.0000.00716.71
7.0.140.0000.07722.04
7.0.100.0400.08319.95
7.0.90.0370.07719.91
7.0.80.0430.07719.85
7.0.70.0300.05019.89
7.0.60.0430.08019.95
7.0.50.0300.07722.11
7.0.40.0100.08020.10
7.0.30.0170.08020.18
7.0.20.0030.06720.08
7.0.10.0070.07719.99
7.0.00.0130.07320.17
5.6.280.0030.07320.85
5.6.250.0070.04020.55
5.6.240.0130.08020.67
5.6.230.0130.08020.60
5.6.220.0230.03020.66
5.6.210.0000.09020.52
5.6.200.0100.08021.11
5.6.190.0170.08020.96
5.6.180.0070.08020.96
5.6.170.0130.07721.17
5.6.160.0000.08321.08
5.6.150.0100.04721.01
5.6.140.0000.08320.98
5.6.130.0130.07021.00
5.6.120.0130.07720.98
5.6.110.0130.08021.03
5.6.100.0030.05320.92
5.6.90.0170.07321.11
5.6.80.0070.08320.41
5.6.70.0030.06720.50
5.6.60.0000.08020.30
5.6.50.0100.07320.45
5.6.40.0300.05320.49
5.6.30.0070.05720.40
5.6.20.0070.08020.40
5.6.10.0070.08020.37
5.6.00.0070.05320.43
5.5.380.0100.04320.41
5.5.370.0000.08320.42
5.5.360.0170.07020.43
5.5.350.0070.09020.46
5.5.340.0100.08020.87
5.5.330.0100.08020.79
5.5.320.0030.07020.77
5.5.310.0100.05720.85
5.5.300.0070.07320.89
5.5.290.0200.07020.88
5.5.280.0130.08020.91
5.5.270.0130.07720.87
5.5.260.0070.04020.86
5.5.250.0130.07020.67
5.5.240.0070.07720.29
5.5.230.0170.07020.18
5.5.220.0030.07320.23
5.5.210.0100.06020.20
5.5.200.0170.03720.27
5.5.190.0100.07320.27
5.5.180.0030.08720.25
5.5.160.0100.08019.98
5.5.150.0070.08320.21
5.5.140.0070.07320.06
5.5.130.0030.06720.14
5.5.120.0000.08720.07
5.5.110.0100.07720.13
5.5.100.0130.07020.11
5.5.90.0000.07320.08
5.5.80.0200.06320.04
5.5.70.0100.04720.16
5.5.60.0000.07020.02
5.5.50.0070.08019.90
5.5.40.0130.07320.13
5.5.30.0100.07320.01
5.5.20.0070.07720.03
5.5.10.0070.08320.07
5.5.00.0070.07319.93
5.4.450.0070.04719.30
5.4.440.0070.05019.36
5.4.430.0030.07019.29
5.4.420.0030.08719.30
5.4.410.0170.06719.34
5.4.400.0070.05718.90
5.4.390.0170.07019.04
5.4.380.0070.06718.89
5.4.370.0100.07719.22
5.4.360.0100.07018.91
5.4.350.0170.05719.05
5.4.340.0030.07719.14
5.4.320.0130.06018.81
5.4.310.0130.07718.97
5.4.300.0100.07019.11
5.4.290.0070.07319.04
5.4.280.0070.07319.02
5.4.270.0030.08319.13
5.4.260.0130.07018.81
5.4.250.0070.06318.94
5.4.240.0070.04318.89
5.4.230.0070.06719.09
5.4.220.0200.06318.78
5.4.210.0100.05718.98
5.4.200.0130.07019.14
5.4.190.0030.07718.89
5.4.180.0100.07318.99
5.4.170.0070.07319.05
5.4.160.0030.08018.96
5.4.150.0170.06019.11
5.4.140.0070.07716.35
5.4.130.0100.05316.27
5.4.120.0070.07316.36
5.4.110.0130.07316.31
5.4.100.0030.05016.46
5.4.90.0000.04316.27
5.4.80.0000.07716.22
5.4.70.0130.06716.42
5.4.60.0000.08016.40
5.4.50.0130.06016.32
5.4.40.0000.07016.34
5.4.30.0070.07316.21
5.4.20.0130.06016.28
5.4.10.0030.05016.41
5.4.00.0230.05715.72
5.3.290.0070.07014.63
5.3.280.0000.08014.55
5.3.270.0030.08314.51
5.3.260.0030.07714.54
5.3.250.0030.05714.42
5.3.240.0070.07714.51
5.3.230.0070.07714.41
5.3.220.0070.04314.52
5.3.210.0000.09014.42
5.3.200.0030.07314.42
5.3.190.0030.06714.52
5.3.180.0200.06014.55
5.3.170.0070.07314.56
5.3.160.0000.07714.55
5.3.150.0030.06014.57
5.3.140.0000.05314.53
5.3.130.0100.06014.46
5.3.120.0070.07714.43
5.3.110.0070.05714.51
5.3.100.0100.06014.05
5.3.90.0030.07714.02
5.3.80.0130.07013.87
5.3.70.0030.08013.98
5.3.60.0100.07013.76
5.3.50.0070.06713.85
5.3.40.0070.07013.91
5.3.30.0070.07313.76
5.3.20.0030.06313.65
5.3.10.0100.07013.63
5.3.00.0100.07313.57
5.2.170.0000.06710.94
5.2.160.0070.05311.14
5.2.150.0070.05310.96
5.2.140.0030.05311.12
5.2.130.0000.05010.96
5.2.120.0030.06711.14
5.2.110.0100.05311.10
5.2.100.0070.06011.12
5.2.90.0100.03711.15
5.2.80.0100.06310.91
5.2.70.0000.06011.09
5.2.60.0000.05311.00
5.2.50.0130.05010.88
5.2.40.0100.03310.99
5.2.30.0070.05310.78
5.2.20.0000.06710.99
5.2.10.0200.06010.91
5.2.00.0000.06010.78
5.1.60.0000.05310.04
5.1.50.0070.03710.02
5.1.40.0030.0579.97
5.1.30.0030.04310.39
5.1.20.0070.05310.39
5.1.10.0130.05010.13
5.1.00.0070.04710.02
5.0.50.0070.0408.59
5.0.40.0070.0408.43
5.0.30.0070.0608.22
5.0.20.0000.0278.19
5.0.10.0070.0438.21
5.0.00.0030.0508.00
4.4.90.0070.0207.05
4.4.80.0000.0237.05
4.4.70.0070.0307.05
4.4.60.0000.0307.05
4.4.50.0000.0337.05
4.4.40.0030.0537.05
4.4.30.0000.0407.05
4.4.20.0030.0377.05
4.4.10.0100.0307.05
4.4.00.0000.0577.05
4.3.110.0000.0337.05
4.3.100.0070.0337.05
4.3.90.0000.0377.05
4.3.80.0100.0507.05
4.3.70.0030.0337.05
4.3.60.0030.0337.05
4.3.50.0000.0207.05
4.3.40.0000.0537.05
4.3.30.0000.0377.05
4.3.20.0030.0377.05
4.3.10.0070.0337.05
4.3.00.0000.0377.05

preferences:
64.66 ms | 401 KiB | 5 Q