3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'e̦͂'; foreach(preg_split('//u', $str, -1, PREG_SPLIT_NO_EMPTY) as $char) { echo bin2hex($char) . ' '; }

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)
8.3.60.0150.00018.31
8.3.50.0100.00718.27
8.3.40.0060.01018.91
8.3.30.0070.00718.79
8.3.20.0040.00421.89
8.3.10.0070.00318.77
8.3.00.0050.00317.75
8.2.180.0120.00917.00
8.2.170.0070.00722.96
8.2.160.0070.00722.10
8.2.150.0070.00024.18
8.2.140.0000.00924.66
8.2.130.0050.00317.97
8.2.120.0000.00826.35
8.2.110.0090.00020.43
8.2.100.0090.00318.16
8.2.90.0060.00317.88
8.2.80.0080.00017.97
8.2.70.0000.00817.93
8.2.60.0040.00417.94
8.2.50.0040.00418.10
8.2.40.0050.00219.30
8.2.30.0030.00619.25
8.2.20.0070.00318.18
8.2.10.0070.00319.32
8.2.00.0070.00017.98
8.1.280.0110.00425.92
8.1.270.0080.00018.78
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0050.00323.98
8.1.230.0080.00419.13
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00917.48
8.1.190.0060.00317.35
8.1.180.0000.00919.18
8.1.170.0080.00018.57
8.1.160.0050.00318.82
8.1.150.0040.00418.91
8.1.140.0000.00720.68
8.1.130.0000.00720.08
8.1.120.0040.00417.65
8.1.110.0040.00417.55
8.1.100.0000.00717.50
8.1.90.0030.00517.57
8.1.80.0000.00717.49
8.1.70.0000.00717.62
8.1.60.0090.00017.74
8.1.50.0040.00417.67
8.1.40.0000.00917.56
8.1.30.0060.00317.74
8.1.20.0060.00217.68
8.1.10.0040.00417.65
8.1.00.0080.00017.63
8.0.300.0050.00219.85
8.0.290.0060.00317.00
8.0.280.0070.00018.46
8.0.270.0030.00317.34
8.0.260.0000.00618.48
8.0.250.0000.00717.04
8.0.240.0030.00317.21
8.0.230.0030.00317.06
8.0.220.0050.00317.08
8.0.210.0000.00717.07
8.0.200.0070.00017.05
8.0.190.0040.00417.05
8.0.180.0080.00017.16
8.0.170.0030.00617.00
8.0.160.0040.00417.10
8.0.150.0040.00416.95
8.0.140.0000.00717.10
8.0.130.0030.00313.52
8.0.120.0080.00017.10
8.0.110.0040.00417.01
8.0.100.0000.00817.03
8.0.90.0040.00417.17
8.0.80.0040.01317.05
8.0.70.0060.00317.00
8.0.60.0040.00417.00
8.0.50.0040.00417.16
8.0.30.0060.01217.18
8.0.20.0130.00517.40
8.0.10.0040.00417.16
8.0.00.0080.00917.04
7.4.330.0000.00615.55
7.4.320.0000.00616.63
7.4.300.0000.00716.57
7.4.290.0000.00716.81
7.4.280.0040.00416.80
7.4.270.0040.00716.71
7.4.260.0040.00416.60
7.4.250.0040.00416.68
7.4.240.0000.00816.80
7.4.230.0000.00716.70
7.4.220.0040.00416.88
7.4.210.0140.00416.77
7.4.200.0030.00316.78
7.4.160.0080.00916.73
7.4.140.0070.01017.86
7.4.130.0180.00316.65
7.4.120.0070.01016.40
7.4.110.0060.01216.78
7.4.100.0130.01016.65
7.4.90.0000.01716.46
7.4.80.0130.00319.39
7.4.70.0090.01216.55
7.4.60.0100.01016.43
7.4.50.0110.00616.57
7.4.40.0100.01016.74
7.4.10.0140.00416.62
7.4.00.0110.00615.87
7.3.330.0050.00013.17
7.3.320.0080.00013.16
7.3.310.0070.00016.46
7.3.300.0070.00016.38
7.3.290.0000.00716.30
7.3.280.0080.00816.41
7.3.260.0110.00816.61
7.3.240.0100.00816.69
7.3.230.0170.00016.83
7.3.210.0100.00616.60
7.3.200.0080.00816.49
7.3.190.0190.00316.80
7.3.180.0100.00716.49
7.3.170.0040.01316.54
7.3.160.0140.00316.76
7.3.130.0140.00316.78
7.3.120.0060.01016.73
7.3.110.0120.00316.36
7.3.100.0060.00916.65
7.3.90.0040.00816.66
7.3.80.0040.00716.30
7.3.70.0120.00016.34
7.3.60.0090.00616.51
7.3.50.0070.01116.56
7.3.40.0060.00316.51
7.3.30.0060.00916.46
7.3.20.0060.01018.35
7.3.10.0180.01116.51
7.3.00.0230.00816.65
7.2.330.0110.00716.95
7.2.320.0160.00016.76
7.2.310.0070.01616.75
7.2.300.0180.00316.70
7.2.290.0140.00416.80
7.2.260.0070.01116.73
7.2.250.0070.01316.68
7.2.240.0030.00916.59
7.2.230.0060.00616.75
7.2.220.0080.00616.65
7.2.210.0090.00916.58
7.2.200.0070.00716.64
7.2.190.0030.01216.70
7.2.180.0060.00616.61
7.2.170.0060.01016.85
7.2.160.0070.00716.77
7.2.150.0030.00718.55
7.2.140.0030.00718.68
7.2.130.0260.00516.92
7.2.120.0220.00616.88
7.2.110.0250.00816.89
7.2.100.0280.00316.83
7.2.90.0230.01116.91
7.2.80.0290.00216.85
7.2.70.0160.00416.94
7.2.60.0200.00516.73
7.2.50.0180.00516.74
7.2.40.0210.00816.78
7.2.30.0250.00516.79
7.2.20.0200.00516.75
7.2.10.0270.00516.87
7.2.00.0190.01216.83
7.1.330.0070.01017.55
7.1.320.0030.00617.39
7.1.310.0060.01217.39
7.1.300.0000.01817.32
7.1.290.0070.00717.59
7.1.280.0060.00617.43
7.1.270.0070.00417.51
7.1.260.0060.00617.38
7.1.250.0260.00415.81
7.1.240.0030.00617.46
7.1.230.0030.01017.35
7.1.220.0040.01217.58
7.1.210.0040.01217.35
7.1.200.0000.01117.36
7.1.190.0040.00817.42
7.1.180.0000.00917.37
7.1.170.0040.00817.41
7.1.160.0070.00317.54
7.1.150.0040.01117.47
7.1.140.0040.00817.47
7.1.130.0040.01217.27
7.1.120.0040.01417.44
7.1.110.0030.00617.49
7.1.100.0120.00017.33
7.1.90.0070.00717.47
7.1.80.0060.00617.34
7.1.70.0090.00317.59
7.1.60.0030.00617.52
7.1.50.0030.01317.50
7.1.40.0080.00817.59
7.1.30.0110.00417.25
7.1.20.0030.01017.52
7.1.10.0070.00317.35
7.1.00.0030.00617.24

preferences:
68.53 ms | 401 KiB | 5 Q