3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match_all('/[\x{0080}-\x{ffff}]/u', 'café åäö', $matches, PREG_OFFSET_CAPTURE); var_dump($matches, unpack('N', mb_convert_encoding('é', 'UCS-2BE', 'UTF-8')));

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)
8.3.60.0140.00718.43
8.3.50.0170.00522.00
8.3.40.0120.00918.84
8.3.30.0150.00318.88
8.3.20.0070.00020.37
8.3.10.0080.00023.53
8.3.00.0120.00319.14
8.2.180.0070.01116.88
8.2.170.0120.00322.96
8.2.160.0030.01222.25
8.2.150.0060.00324.18
8.2.140.0000.00824.66
8.2.130.0030.01026.16
8.2.120.0000.00721.19
8.2.110.0110.00021.06
8.2.100.0080.00418.02
8.2.90.0030.00618.03
8.2.80.0080.00017.97
8.2.70.0080.00017.80
8.2.60.0040.00417.96
8.2.50.0030.00618.10
8.2.40.0070.00019.26
8.2.30.0000.00719.26
8.2.20.0000.00817.83
8.2.10.0060.00317.93
8.2.00.0000.00717.83
8.1.280.0090.00625.92
8.1.270.0040.00418.93
8.1.260.0050.00326.35
8.1.250.0070.00728.09
8.1.240.0090.00022.02
8.1.230.0100.00022.75
8.1.220.0000.00817.74
8.1.210.0030.00520.20
8.1.200.0090.00017.35
8.1.190.0030.00617.35
8.1.180.0000.00818.10
8.1.170.0030.00618.63
8.1.160.0000.00818.96
8.1.150.0040.00418.84
8.1.140.0040.00417.57
8.1.130.0030.00317.67
8.1.120.0070.00017.44
8.1.110.0040.00417.54
8.1.100.0040.00417.45
8.1.90.0030.00517.42
8.1.80.0040.00417.44
8.1.70.0070.00017.59
8.1.60.0050.00517.61
8.1.50.0000.00917.62
8.1.40.0030.00517.63
8.1.30.0050.00317.70
8.1.20.0000.00717.79
8.1.10.0030.00617.66
8.1.00.0000.00817.57
8.0.300.0040.00421.90
8.0.290.0060.00316.88
8.0.280.0040.00418.39
8.0.270.0070.00017.13
8.0.260.0030.00317.17
8.0.250.0030.00317.18
8.0.240.0000.00717.20
8.0.230.0000.00717.14
8.0.220.0070.00016.99
8.0.210.0000.00716.98
8.0.200.0070.00017.02
8.0.190.0040.00417.20
8.0.180.0000.00717.16
8.0.170.0040.00417.14
8.0.160.0030.00517.11
8.0.150.0040.00417.07
8.0.140.0070.00016.94
8.0.130.0060.00013.48
8.0.120.0030.00617.01
8.0.110.0040.00417.03
8.0.100.0030.00517.04
8.0.90.0000.00716.96
8.0.80.0090.00617.05
8.0.70.0000.00717.02
8.0.60.0040.00417.16
8.0.50.0040.00416.99
8.0.30.0120.01217.14
8.0.20.0120.01217.40
8.0.10.0000.00716.95
8.0.00.0060.01416.86
7.4.330.0000.00515.03
7.4.320.0030.00316.70
7.4.300.0000.00716.71
7.4.290.0030.00316.77
7.4.280.0040.00416.53
7.4.270.0000.00716.68
7.4.260.0030.00316.71
7.4.250.0000.00816.62
7.4.240.0050.00216.78
7.4.230.0000.00716.75
7.4.220.0110.00816.82
7.4.210.0060.00916.68
7.4.200.0000.00716.88
7.4.160.0080.00816.59
7.4.150.0130.00517.40
7.4.140.0090.01317.86
7.4.130.0030.01416.68
7.4.120.0100.01116.55
7.4.110.0070.01716.77
7.4.100.0120.00616.73
7.4.90.0070.01016.58
7.4.80.0070.01419.39
7.4.70.0000.01816.82
7.4.60.0040.01316.85
7.4.50.0000.00816.54
7.4.40.0090.00916.61
7.4.30.0140.00416.66
7.4.00.0120.00315.07
7.3.330.0050.00013.22
7.3.320.0000.00513.30
7.3.310.0000.00716.31
7.3.300.0070.00016.59
7.3.290.0030.01216.43
7.3.280.0070.01316.51
7.3.270.0130.00617.40
7.3.260.0100.00816.40
7.3.250.0120.00616.51
7.3.240.0150.00616.27
7.3.230.0180.00316.41
7.3.210.0160.02316.67
7.3.200.0150.00419.39
7.3.190.0120.00616.63
7.3.180.0100.00616.66
7.3.170.0030.01716.38
7.3.160.0130.00316.47
7.3.10.0060.00916.77
7.3.00.0100.00316.69
7.2.330.0090.01116.69
7.2.320.0080.01916.52
7.2.310.0090.00916.47
7.2.300.0030.01316.61
7.2.290.0130.00616.67
7.2.130.0040.01116.94
7.2.120.0040.01116.90
7.2.110.0030.01017.13
7.2.100.0070.01017.15
7.2.90.0000.01516.97
7.2.80.0090.00616.62
7.2.70.0000.01416.65
7.2.60.0130.00316.68
7.2.50.0030.00616.84
7.2.40.0040.01117.02
7.2.30.0050.00517.00
7.2.20.0070.00717.16
7.2.10.0030.00916.64
7.2.00.0100.00518.32
7.1.250.0070.00316.02
7.1.100.0040.00418.27
7.1.70.0000.01217.14
7.1.60.0040.02119.22
7.1.50.0090.01317.06
7.1.00.0000.08022.38
7.0.200.0030.00516.54
7.0.140.0000.07022.15
7.0.60.0100.08019.84
7.0.50.0130.05317.82
7.0.40.0100.05720.08
7.0.30.0200.04720.04
7.0.20.0330.07720.05
7.0.10.0100.08320.06
7.0.00.0130.08020.14
5.6.280.0030.07021.09
5.6.210.0000.09020.64
5.6.200.0030.04018.08
5.6.190.0100.05720.56
5.6.180.0330.07720.33
5.6.170.0270.07320.71
5.6.160.0100.05720.49
5.6.150.0070.04718.12
5.6.140.0030.04018.18
5.6.130.0200.06718.15
5.6.120.0070.07321.11
5.6.110.0070.05021.13
5.6.100.0070.07320.93
5.6.90.0100.08720.88
5.6.80.0000.04720.47
5.5.350.0200.08020.49
5.5.340.0100.05018.00
5.5.330.0030.04720.21
5.5.320.0330.07320.41
5.5.310.0200.04320.18
5.5.300.0130.06317.94
5.5.290.0130.07317.95
5.5.280.0100.08020.95
5.5.270.0170.06320.89
5.5.260.0030.05720.76
5.5.250.0030.08020.70
5.5.240.0100.07320.28
5.4.450.0670.05019.12
5.4.440.0170.05019.62
5.4.430.0170.04719.52
5.4.420.0270.04019.16
5.4.410.0170.05019.25
5.4.400.0230.04719.05
5.4.390.0200.05319.22
5.4.380.0230.05718.59
5.4.370.0230.05318.56
5.4.360.0270.05018.49
5.4.350.0230.05718.52
5.4.340.0170.06718.73
5.4.320.0270.05718.45
5.4.310.0270.05018.75
5.4.300.0200.05718.53
5.4.290.0200.05318.73
5.4.280.0270.05018.58
5.4.270.0230.05718.77
5.4.260.0170.07018.75
5.4.250.0300.07018.56
5.4.240.0270.07318.62
5.4.230.0170.05718.70
5.4.220.0270.05318.65
5.4.210.0100.06718.64
5.4.200.0230.05016.46
5.4.190.0230.05318.74
5.4.180.0230.05318.48
5.4.170.0170.06018.66
5.4.160.0200.05318.55
5.4.150.0370.04718.46
5.4.140.0370.04716.20
5.4.130.0330.04016.25
5.4.120.0300.06316.22
5.4.110.0230.04716.26
5.4.100.0370.04716.22
5.4.90.0230.05316.12
5.4.80.0300.04716.18
5.4.70.0330.04316.32
5.4.60.0300.06316.32
5.4.50.0300.04016.32
5.4.40.0300.04716.01
5.4.30.0330.06316.23
5.4.20.0200.05316.19
5.4.10.0270.04716.27
5.4.00.0170.05315.52
5.3.290.0270.05014.61
5.3.280.0330.04314.59
5.3.270.0200.06714.55
5.3.260.0170.06314.58
5.3.250.0230.05314.53
5.3.240.0300.04314.70
5.3.230.0270.05714.49
5.3.220.0200.05714.53
5.3.210.0230.05314.50
5.3.200.0230.05014.49
5.3.190.0200.05314.48
5.3.180.0300.05014.54
5.3.170.0170.05714.56
5.3.160.0430.05714.54
5.3.150.0430.05314.52
5.3.140.0370.04014.65
5.3.130.0370.06314.63
5.3.120.0300.07014.45
5.3.110.0300.05014.52
5.3.100.0300.06013.98
5.3.90.0230.05313.93
5.3.80.0230.05014.05
5.3.70.0230.04713.93
5.3.60.0200.05713.95
5.3.50.0200.05013.97
5.3.40.0270.05313.89
5.3.30.0170.05313.88
5.3.20.0200.06013.68
5.3.10.0300.05013.55
5.3.00.0270.05013.57
5.2.170.0230.03711.09
5.2.160.0170.04311.09
5.2.150.0200.04011.13
5.2.140.0130.04711.20
5.2.130.0200.03711.25
5.2.120.0200.03711.06
5.2.110.0100.05011.24
5.2.100.0100.04711.02
5.2.90.0230.03711.09
5.2.80.0230.04711.23
5.2.70.0270.03711.23
5.2.60.0200.04011.05
5.2.50.0200.04310.99
5.2.40.0200.03710.97
5.2.30.0170.04010.95
5.2.20.0170.04011.03
5.2.10.0170.05310.88
5.2.00.0100.05310.70
5.1.60.0130.04010.01
5.1.50.0230.03710.02
5.1.40.0170.03310.11
5.1.30.0070.04310.55
5.1.20.0130.03710.37
5.1.10.0230.04010.08
5.1.00.0130.04310.10
5.0.50.0070.0338.64
5.0.40.0200.0178.38
5.0.30.0100.0438.22
5.0.20.0070.0338.37
5.0.10.0100.0278.20
5.0.00.0100.0538.17
4.4.90.0100.0206.02
4.4.80.0100.0206.02
4.4.70.0100.0206.02
4.4.60.0100.0236.02
4.4.50.0200.0236.02
4.4.40.0100.0406.02
4.4.30.0070.0236.02
4.4.20.0070.0236.02
4.4.10.0030.0306.02
4.4.00.0100.0336.02
4.3.110.0070.0276.02
4.3.100.0130.0176.02
4.3.90.0070.0236.02
4.3.80.0200.0306.02
4.3.70.0000.0276.02
4.3.60.0100.0206.02
4.3.50.0070.0236.02
4.3.40.0000.0436.02
4.3.30.0100.0276.02
4.3.20.0070.0236.02
4.3.10.0070.0306.02
4.3.00.0170.0177.60

preferences:
57.93 ms | 401 KiB | 5 Q