3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "d\xc3\xa9cembre"; // é echo preg_replace("#(\\\x[0-9A-Fa-f]{2})#e", "chr(hexdec('\\1'))", $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)
8.3.60.0040.01416.38
8.3.50.0150.00721.97
8.3.40.0150.00018.59
8.3.30.0070.00718.71
8.3.20.0070.00020.14
8.3.10.0040.00423.39
8.3.00.0050.00319.79
8.2.180.0100.00618.54
8.2.170.0110.00422.96
8.2.160.0170.00320.32
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0030.00521.03
8.2.120.0040.00426.35
8.2.110.0080.00320.38
8.2.100.0030.01018.04
8.2.90.0080.00019.22
8.2.80.0050.00317.97
8.2.70.0080.00017.49
8.2.60.0090.00017.93
8.2.50.0040.00718.07
8.2.40.0090.00319.19
8.2.30.0040.00420.52
8.2.20.0000.00817.73
8.2.10.0040.00418.00
8.2.00.0000.00717.97
8.1.280.0100.00625.92
8.1.270.0080.00020.30
8.1.260.0070.00728.09
8.1.250.0070.00028.09
8.1.240.0000.00923.98
8.1.230.0050.00517.66
8.1.220.0060.00317.79
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0080.00017.57
8.1.180.0000.00818.10
8.1.170.0050.00318.46
8.1.160.0040.00420.70
8.1.150.0040.00418.82
8.1.140.0070.00319.61
8.1.130.0050.00317.50
8.1.120.0040.00417.29
8.1.110.0000.00717.36
8.1.100.0030.00517.43
8.1.90.0030.00517.29
8.1.80.0070.00017.37
8.1.70.0070.00017.31
8.1.60.0040.00417.57
8.1.50.0030.00617.48
8.1.40.0040.00417.47
8.1.30.0000.00917.49
8.1.20.0000.00717.50
8.1.10.0040.00417.45
8.1.00.0030.00617.35
8.0.300.0040.00418.77
8.0.290.0000.00816.88
8.0.280.0030.00318.50
8.0.270.0000.00717.25
8.0.260.0070.00017.17
8.0.250.0030.00317.02
8.0.240.0050.00316.91
8.0.230.0070.00016.88
8.0.220.0030.00416.79
8.0.210.0070.00016.87
8.0.200.0030.00316.96
8.0.190.0000.00716.91
8.0.180.0030.00516.95
8.0.170.0000.00716.95
8.0.160.0000.00716.88
8.0.150.0000.00716.95
8.0.140.0030.00716.73
8.0.130.0030.00313.34
8.0.120.0050.00216.72
8.0.110.0050.00316.85
8.0.100.0070.00016.80
8.0.90.0040.00416.76
8.0.80.0130.00716.89
8.0.70.0040.00416.67
8.0.60.0000.00816.80
8.0.50.0000.00716.95
8.0.30.0090.00817.11
8.0.20.0140.00617.40
8.0.10.0070.00017.07
8.0.00.0110.00716.65
7.4.330.0020.00216.70
7.4.320.0060.00016.34
7.4.300.0030.00316.43
7.4.290.0070.00016.46
7.4.280.0050.00316.34
7.4.270.0000.00716.46
7.4.260.0000.00716.59
7.4.250.0000.00816.50
7.4.240.0020.00516.42
7.4.230.0000.00716.54
7.4.220.0070.01116.48
7.4.210.0030.01216.62
7.4.200.0040.00416.34
7.4.160.0030.01216.57
7.4.150.0140.00417.40
7.4.140.0090.00917.86
7.4.130.0190.00016.51
7.4.120.0110.00816.53
7.4.110.0140.01016.52
7.4.100.0220.00016.74
7.4.90.0150.00316.46
7.4.80.0080.01419.39
7.4.70.0130.00916.34
7.4.60.0180.00316.37
7.4.50.0030.01016.29
7.4.40.0060.01016.19
7.4.30.0110.00716.43
7.4.10.0040.01514.71
7.4.00.0030.00814.89
7.3.330.0000.00512.99
7.3.320.0000.00613.09
7.3.310.0000.00716.13
7.3.300.0070.00016.24
7.3.290.0080.00816.20
7.3.280.0070.00916.21
7.3.270.0090.00917.40
7.3.260.0090.00916.17
7.3.240.0030.01616.38
7.3.230.0090.00916.39
7.3.210.0120.00916.27
7.3.200.0030.01616.17
7.3.190.0060.01016.29
7.3.180.0180.00316.16
7.3.170.0030.01516.39
7.3.160.0060.00916.30
7.3.130.0110.00714.89
7.3.120.0090.00914.87
7.3.110.0040.01414.52
7.3.100.0120.00314.88
7.3.90.0060.00614.82
7.3.80.0070.00714.67
7.3.70.0060.00914.80
7.3.60.0070.00714.85
7.3.50.0060.00614.57
7.3.40.0060.00914.60
7.3.30.0130.00014.54
7.3.20.0070.00716.67
7.3.10.0030.01216.51
7.3.00.0080.00616.56
7.2.330.0100.01616.52
7.2.320.0130.01016.62
7.2.310.0090.00616.59
7.2.300.0120.00416.68
7.2.290.0130.00616.75
7.2.260.0040.01514.71
7.2.250.0040.00815.17
7.2.240.0030.01415.10
7.2.230.0040.01415.14
7.2.220.0100.00615.15
7.2.210.0080.00814.85
7.2.200.0120.00615.00
7.2.190.0120.00314.97
7.2.180.0080.00815.08
7.2.170.0070.01015.18
7.2.160.0060.00915.08
7.2.150.0090.00317.18
7.2.140.0060.00616.71
7.2.130.0050.00616.77
7.2.120.0040.00616.84
7.2.110.0060.00517.03
7.2.100.0070.01016.96
7.2.90.0040.00717.00
7.2.80.0020.00916.91
7.2.70.0040.00917.04
7.2.60.0050.00616.87
7.2.50.0030.01116.95
7.2.40.0020.00917.02
7.2.30.0020.01216.88
7.2.20.0080.00616.81
7.2.10.0070.00916.95
7.2.00.0060.00717.83
7.1.330.0000.01415.71
7.1.320.0110.00616.04
7.1.310.0130.00315.89
7.1.300.0030.01316.09
7.1.290.0000.01515.82
7.1.280.0030.00915.91
7.1.270.0040.01115.74
7.1.260.0000.01316.05
7.1.250.0030.01015.87
7.1.240.0040.01116.03
7.1.230.0040.00715.70
7.1.220.0080.00415.89
7.1.210.0080.00615.90
7.1.200.0020.00915.94
7.1.190.0000.00915.69
7.1.180.0030.01016.02
7.1.170.0100.00015.84
7.1.160.0030.00615.79
7.1.150.0060.01015.80
7.1.140.0000.01615.75
7.1.130.0090.00316.05
7.1.120.0030.01215.87
7.1.110.0070.01016.05
7.1.100.0050.00817.08
7.1.90.0040.01115.79
7.1.80.0110.00615.88
7.1.70.0000.01016.61
7.1.60.0110.00817.57
7.1.50.0120.00816.23
7.1.40.0030.01015.83
7.1.30.0110.00415.89
7.1.20.0000.00915.88
7.1.10.0030.01015.82
7.1.00.0070.04019.11
7.0.330.0070.01015.41
7.0.320.0000.01415.59
7.0.310.0070.00715.63
7.0.300.0040.01115.48
7.0.290.0030.00915.65
7.0.280.0110.00015.67
7.0.270.0030.01015.67
7.0.260.0100.00715.57
7.0.250.0140.00015.50
7.0.240.0070.00715.34
7.0.230.0060.00615.70
7.0.220.0070.00715.57
7.0.210.0050.00515.30
7.0.200.0030.00716.36
7.0.190.0060.00615.55
7.0.180.0080.00415.39
7.0.170.0080.00415.53
7.0.160.0070.00315.46
7.0.150.0100.00615.64
7.0.140.0040.00715.75
7.0.130.0040.01115.22
7.0.120.0030.01115.42
7.0.110.0030.00515.48
7.0.100.0090.00615.30
7.0.90.0030.01115.36
7.0.80.0070.01015.60
7.0.70.0000.01415.59
7.0.60.0170.04317.63
7.0.50.0090.04216.74
7.0.40.0070.03016.88
7.0.30.0130.02717.05
7.0.20.0130.02016.80
7.0.10.0050.05016.82
7.0.00.0050.03316.85
5.6.400.0030.01214.30
5.6.390.0070.01014.43
5.6.380.0000.01014.30
5.6.370.0040.01114.20
5.6.360.0060.01014.19
5.6.350.0000.01314.13
5.6.340.0100.00314.30
5.6.330.0030.00614.17
5.6.320.0030.00714.43
5.6.310.0080.00814.25
5.6.300.0060.00613.90
5.6.290.0030.00614.53
5.6.280.0040.01817.66
5.6.270.0000.01714.72
5.6.260.0030.01214.40
5.6.250.0100.00714.29
5.6.240.0070.00314.42
5.6.230.0120.00314.64
5.6.220.0040.01114.41
5.6.210.0130.03717.38
5.6.200.0090.04216.07
5.6.190.0050.03717.37
5.6.180.0110.01817.35
5.6.170.0130.02517.45
5.6.160.0070.03516.24
5.6.150.0100.02016.21
5.6.140.0080.04216.26
5.6.130.0100.03316.16
5.6.120.0050.02817.77
5.6.110.0030.03517.59
5.6.100.0100.03517.61
5.6.90.0070.03717.65
5.6.80.0060.02117.36
5.6.70.0070.00414.22
5.6.60.0030.01314.07
5.6.50.0000.01314.16
5.6.40.0030.00613.90
5.6.30.0000.01114.34
5.6.20.0060.00614.28
5.6.10.0040.01214.54
5.6.00.0040.00714.26
5.5.380.0040.00814.27
5.5.370.0060.00614.29
5.5.360.0060.00914.38
5.5.350.0100.04617.44
5.5.340.0060.04516.00
5.5.330.0090.04517.43
5.5.320.0320.03517.33
5.5.310.0120.03017.32
5.5.300.0080.02016.00
5.5.290.0050.04116.16
5.5.280.0050.04217.43
5.5.270.0070.04217.60
5.5.260.0100.04717.57
5.5.250.0050.04117.34
5.5.240.1430.02017.21
5.5.230.0060.00614.23
5.5.220.0100.00714.20
5.5.210.0040.00814.29
5.5.200.0100.00314.06
5.5.190.0060.00614.17
5.5.180.0030.01014.18
5.5.170.0040.00814.29
5.5.160.0040.00414.34
5.5.150.0060.01013.99
5.5.140.0060.00614.14
5.5.130.0040.00814.24
5.5.120.0000.01413.84
5.5.110.0030.00514.11
5.5.100.0030.00714.32
5.5.90.0000.01214.35
5.5.80.0120.00014.25
5.5.70.0030.00914.31
5.5.60.0060.00914.20
5.5.50.0000.01114.23
5.5.40.0060.00314.19
5.5.30.0090.00313.94
5.5.20.0110.00313.85
5.5.10.0030.00613.98
5.5.00.0000.01714.34

preferences:
58.21 ms | 401 KiB | 5 Q