3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo(preg_replace("/^.+/", '', " Письма на деревню дедушке. Мэр Донецка не видит толку от обещаний Тимошенко сепаратистам 23.04.2014 13:55. Просмотрено 2304 раза. За сегодня — 2304 раза. ")); function removeUnicodeSequences($struct) { return preg_replace("/\\\\u([a-f0-9]{4})/e", "iconv('UCS-4LE','UTF-8',pack('V', hexdec('U$1')))", $struct); }

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)
8.3.40.0150.00718.67
8.3.30.0070.01418.85
8.3.20.0140.00318.85
8.3.10.0060.00321.09
8.3.00.0030.00621.86
8.2.170.0040.01122.96
8.2.160.0200.00020.52
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0060.01226.16
8.2.120.0030.00520.94
8.2.110.0100.01020.39
8.2.100.0090.00317.78
8.2.90.0000.00919.00
8.2.80.0040.00417.97
8.2.70.0060.00617.75
8.2.60.0000.00817.92
8.2.50.0040.00418.07
8.2.40.0000.00818.22
8.2.30.0030.00519.34
8.2.20.0070.00017.73
8.2.10.0030.00617.70
8.2.00.0050.00517.81
8.1.270.0120.00623.99
8.1.260.0070.01026.35
8.1.250.0120.00628.09
8.1.240.0090.00022.45
8.1.230.0060.00620.86
8.1.220.0060.00318.77
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0070.00017.38
8.1.180.0040.00418.10
8.1.170.0040.00418.63
8.1.160.0000.00718.83
8.1.150.0070.00018.71
8.1.140.0070.00017.39
8.1.130.0000.00717.68
8.1.120.0000.00717.45
8.1.110.0040.00417.48
8.1.100.0040.00417.39
8.1.90.0000.00717.48
8.1.80.0080.00017.44
8.1.70.0000.00717.37
8.1.60.0060.00317.62
8.1.50.0040.00417.49
8.1.40.0000.00717.39
8.1.30.0040.00417.67
8.1.20.0000.00817.58
8.1.10.0020.00517.49
8.1.00.0060.00317.58
8.0.300.0080.00019.91
8.0.290.0060.00317.05
8.0.280.0040.00418.34
8.0.270.0040.00417.21
8.0.260.0030.00316.85
8.0.250.0040.00417.02
8.0.240.0090.00316.98
8.0.230.0000.00716.96
8.0.220.0050.00316.87
8.0.210.0000.00716.91
8.0.200.0030.00316.94
8.0.190.0000.00716.90
8.0.180.0050.00316.88
8.0.170.0040.00416.89
8.0.160.0070.00016.79
8.0.150.0030.00316.76
8.0.140.0000.00716.80
8.0.130.0000.00513.32
8.0.120.0000.00716.86
8.0.110.0000.00716.95
8.0.100.0040.00416.95
8.0.90.0050.00316.97
8.0.80.0060.01216.93
8.0.70.0040.00416.93
8.0.60.0070.00016.76
8.0.50.0080.00016.80
8.0.30.0070.01217.14
8.0.20.0100.01317.40
8.0.10.0000.00816.97
8.0.00.0130.00716.83
7.4.330.0000.00516.76
7.4.320.0030.00316.50
7.4.300.0000.00616.66
7.4.290.0070.00016.65
7.4.280.0030.00316.56
7.4.270.0000.00716.60
7.4.260.0050.00013.30
7.4.250.0040.00416.55
7.4.240.0030.00316.61
7.4.230.0000.00716.77
7.4.220.0030.01316.63
7.4.210.0080.00716.65
7.4.200.0000.00716.40
7.4.190.0070.00016.56
7.4.160.0000.01516.53
7.4.150.0090.00917.40
7.4.140.0080.00917.86
7.4.130.0060.01316.54
7.4.120.0100.01116.68
7.4.110.0100.00716.54
7.4.100.0120.00916.49
7.4.90.0070.01016.56
7.4.80.0120.00719.39
7.4.70.0040.01616.60
7.4.60.0140.00316.46
7.4.50.0040.00416.29
7.4.40.0030.01322.77
7.4.30.0070.01016.34
7.4.00.0160.00015.10
7.3.330.0000.00613.39
7.3.320.0050.00313.19
7.3.310.0000.00716.14
7.3.300.0000.00616.28
7.3.290.0080.00816.35
7.3.280.0020.01416.35
7.3.270.0110.00617.40
7.3.260.0090.00918.24
7.3.250.0130.00516.47
7.3.240.0080.00816.46
7.3.230.0080.00816.48
7.3.210.0130.00716.67
7.3.200.0060.01119.39
7.3.190.0090.01216.60
7.3.180.0130.00616.37
7.3.170.0000.01616.27
7.3.160.0060.01216.71
7.3.120.0040.00815.13
7.2.330.0150.00916.57
7.2.320.0110.01216.50
7.2.310.0160.00616.52
7.2.300.0100.00716.68
7.2.290.0070.01016.75
7.2.00.0000.00919.30
7.1.200.0100.00715.80
7.1.100.0060.00617.96
7.1.70.0000.01017.36
7.1.60.0070.01719.17
7.1.50.0130.01316.78
7.1.00.0030.03322.34
7.0.200.0000.00816.70
7.0.140.0030.04722.08
7.0.100.0100.04320.00
7.0.90.0100.05719.98
7.0.80.0070.08019.91
7.0.70.0170.05320.12
7.0.60.0130.08019.96
7.0.50.0030.08020.30
7.0.40.0100.08020.15
7.0.30.0030.08320.18
7.0.20.0170.04020.18
7.0.10.0100.07020.13
7.0.00.0170.03720.09
5.6.280.0070.07021.13
5.6.250.0170.06320.63
5.6.240.0030.05020.70
5.6.230.0030.05020.61
5.6.220.0170.06020.50
5.6.210.0100.04720.47
5.6.200.0100.07721.18
5.6.190.0030.06321.09
5.6.180.0070.06021.05
5.6.170.0100.04720.91
5.6.160.0030.08021.04
5.6.150.0070.06021.11
5.6.140.0130.06721.02
5.6.130.0130.04021.04
5.6.120.0070.05321.01
5.6.110.0030.05020.95
5.6.100.0070.07721.03
5.6.90.0070.08021.15
5.6.80.0070.07720.43
5.6.70.0030.04020.45
5.6.60.0070.06720.46
5.6.50.0030.05020.50
5.6.40.0100.06720.38
5.6.30.0070.03720.38
5.6.20.0000.08020.29
5.6.10.0070.04320.29
5.6.00.0030.04020.42
5.5.380.0170.06020.52
5.5.370.0070.04720.55
5.5.360.0170.03720.38
5.5.350.0070.08720.43
5.5.340.0130.04020.89
5.5.330.0100.07720.91
5.5.320.0170.06720.86
5.5.310.0100.08020.87
5.5.300.0100.03720.92
5.5.290.0170.05320.92
5.5.280.0130.07320.90
5.5.270.0000.04720.87
5.5.260.0030.05320.64
5.5.250.0030.04720.55
5.5.240.0030.04020.16
5.5.230.0100.08020.14
5.5.220.0070.08320.27
5.5.210.0070.04320.29
5.5.200.0030.05020.12
5.5.190.0100.04320.21
5.5.180.0130.07720.16
5.5.160.0100.06320.18
5.5.150.0170.03020.11
5.5.140.0100.07720.18
5.5.130.0070.04720.25
5.5.120.0170.06720.25
5.5.110.0070.04720.19
5.5.100.0130.04020.09
5.5.90.0100.07720.17
5.5.80.0130.06720.06
5.5.70.0030.04020.06
5.5.60.0000.09020.00
5.5.50.0100.07320.05
5.5.40.0070.07720.06
5.5.30.0030.04020.00
5.5.20.0070.07020.05
5.5.10.0030.04020.05
5.5.00.0130.06020.12
5.4.450.0000.08319.42
5.4.440.0070.05319.45
5.4.430.0030.07719.20
5.4.420.0070.05719.37
5.4.410.0130.07019.24
5.4.400.0070.04018.95
5.4.390.0070.03719.18
5.4.380.0070.08318.95
5.4.370.0100.06719.09
5.4.360.0000.07719.04
5.4.350.0130.05019.14
5.4.340.0070.04318.82
5.4.320.0070.05719.09
5.4.310.0100.05019.14
5.4.300.0030.04719.20
5.4.290.0130.06018.85
5.4.280.0070.06019.03
5.4.270.0130.07019.07
5.4.260.0100.07319.22
5.4.250.0100.07018.91
5.4.240.0000.05019.20
5.4.230.0030.04319.02
5.4.220.0100.06719.13
5.4.210.0130.03319.18
5.4.200.0130.03719.09
5.4.190.0100.05719.05
5.4.180.0070.04018.84
5.4.170.0030.07018.89
5.4.160.0030.08319.03
5.4.150.0070.07318.89
5.4.140.0100.04716.42
5.4.130.0070.07016.21
5.4.120.0000.07716.45
5.4.110.0100.03316.47
5.4.100.0000.04316.47
5.4.90.0070.05016.32
5.4.80.0030.04016.27
5.4.70.0030.04316.46
5.4.60.0000.07716.30
5.4.50.0100.07316.30
5.4.40.0030.03716.39
5.4.30.0030.03716.44
5.4.20.0070.06316.46
5.4.10.0070.07016.29
5.4.00.0070.06715.78
5.3.290.0030.06314.66
5.3.280.0070.06714.64
5.3.270.0000.04714.66
5.3.260.0100.04014.69
5.3.250.0170.05014.62
5.3.240.0100.05314.59
5.3.230.0030.04314.73
5.3.220.0100.07014.54
5.3.210.0030.06014.53
5.3.200.0170.04714.45
5.3.190.0070.05314.67
5.3.180.0070.06314.48
5.3.170.0100.05714.54
5.3.160.0100.06314.51
5.3.150.0100.04314.62
5.3.140.0170.05314.57
5.3.130.0030.06714.57
5.3.120.0170.05714.66
5.3.110.0070.04714.46
5.3.100.0000.08014.05
5.3.90.0030.05714.15
5.3.80.0170.06314.11
5.3.70.0130.03313.92
5.3.60.0070.04013.98
5.3.50.0030.07713.86
5.3.40.0070.07314.00
5.3.30.0030.06713.88
5.3.20.0000.06713.80
5.3.10.0030.04013.59
5.3.00.0030.07013.75
5.2.170.0000.03311.13
5.2.160.0070.03011.22
5.2.150.0070.06011.03
5.2.140.0030.03311.15
5.2.130.0000.04011.10
5.2.120.0030.05311.14
5.2.110.0000.03710.97
5.2.100.0030.03310.97
5.2.90.0000.04011.03
5.2.80.0130.02310.97
5.2.70.0100.02711.22
5.2.60.0070.03011.15
5.2.50.0070.02310.90
5.2.40.0000.03311.03
5.2.30.0070.02710.89
5.2.20.0000.03011.02
5.2.10.0000.03010.95
5.2.00.0030.02710.75
5.1.60.0030.02310.09
5.1.50.0070.02310.11
5.1.40.0030.02310.05
5.1.30.0000.02710.30
5.1.20.0070.01710.36
5.1.10.0070.0209.95
5.1.00.0030.0239.95
5.0.50.0030.0208.59
5.0.40.0070.0138.48
5.0.30.0070.0278.07
5.0.20.0030.0138.29
5.0.10.0030.0378.05
5.0.00.0030.0438.23
4.4.90.0000.0207.89
4.4.80.0030.0137.89
4.4.70.0030.0137.89
4.4.60.0000.0177.89
4.4.50.0100.0107.89
4.4.40.0070.0207.89
4.4.30.0000.0177.89
4.4.20.0070.0107.89
4.4.10.0000.0207.89
4.4.00.0000.0237.89
4.3.110.0030.0177.89
4.3.100.0030.0137.89
4.3.90.0030.0137.89
4.3.80.0000.0237.89
4.3.70.0000.0177.89
4.3.60.0000.0177.89
4.3.50.0030.0137.89
4.3.40.0000.0237.89
4.3.30.0000.0137.89
4.3.20.0000.0177.89
4.3.10.0030.0137.89
4.3.00.0000.0177.89

preferences:
47.2 ms | 400 KiB | 5 Q