3v4l.org

run code in 300+ PHP versions simultaneously
<?php $one = "\u{e21c}"; var_dump(bin2hex($one)); var_dump(IntlChar::digit($one));

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)
8.3.60.0070.00716.75
8.3.50.0090.00616.35
8.3.40.0100.00718.89
8.3.30.0090.00618.71
8.3.20.0040.00420.32
8.3.10.0000.01421.90
8.3.00.0050.00317.72
8.2.180.0110.00718.54
8.2.170.0070.01022.96
8.2.160.0110.00320.48
8.2.150.0030.00525.66
8.2.140.0090.00024.66
8.2.130.0070.00722.28
8.2.120.0040.00426.35
8.2.110.0060.00321.17
8.2.100.0040.00818.03
8.2.90.0040.00419.36
8.2.80.0000.00817.97
8.2.70.0030.00617.75
8.2.60.0080.00017.80
8.2.50.0030.00618.10
8.2.40.0020.00522.57
8.2.30.0040.00421.02
8.2.20.0000.00718.23
8.2.10.0030.00318.21
8.2.00.0000.00718.22
8.1.280.0210.00025.92
8.1.270.0130.00024.08
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0000.00821.47
8.1.230.0090.00317.58
8.1.220.0000.00917.88
8.1.210.0030.00618.77
8.1.200.0030.00617.47
8.1.190.0000.00817.48
8.1.180.0050.00218.10
8.1.170.0040.00418.54
8.1.160.0000.00719.24
8.1.150.0070.00020.75
8.1.140.0000.00719.59
8.1.130.0000.00718.98
8.1.120.0030.00317.58
8.1.110.0030.00517.53
8.1.100.0040.00417.61
8.1.90.0030.00517.55
8.1.80.0000.00817.55
8.1.70.0070.00017.57
8.1.60.0030.00617.68
8.1.50.0040.00417.61
8.1.40.0040.00417.66
8.1.30.0030.00517.65
8.1.20.0000.00917.68
8.1.10.0070.00017.59
8.1.00.0040.00417.71
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0030.00318.47
8.0.270.0050.00317.28
8.0.260.0000.00716.84
8.0.250.0000.00717.05
8.0.240.0030.00516.98
8.0.230.0050.00517.16
8.0.220.0030.00317.14
8.0.210.0000.00717.03
8.0.200.0030.00317.11
8.0.190.0030.00517.11
8.0.180.0070.00017.05
8.0.170.0030.00417.05
8.0.160.0040.00416.95
8.0.150.0040.00416.93
8.0.140.0040.00417.08
8.0.130.0060.00013.32
8.0.120.0050.00216.87
8.0.110.0000.00716.96
8.0.100.0040.00416.89
8.0.90.0000.00716.86
8.0.80.0000.01616.90
8.0.70.0050.00317.04
8.0.60.0000.00816.93
8.0.50.0050.00216.94
8.0.30.0070.01217.00
8.0.20.0080.01217.43
8.0.10.0070.00016.99
8.0.00.0070.02116.94
7.4.330.0000.00515.55
7.4.320.0080.00016.78
7.4.300.0030.00316.66
7.4.290.0030.00816.81
7.4.280.0040.00416.79
7.4.270.0000.00716.52
7.4.260.0050.00013.32
7.4.250.0020.00516.59
7.4.240.0000.00716.55
7.4.230.0080.00016.50
7.4.220.0090.00916.61
7.4.210.0030.01216.86
7.4.200.0030.00316.68
7.4.160.0060.00916.53
7.4.150.0140.00317.40
7.4.140.0140.00717.86
7.4.130.0100.00716.72
7.4.120.0090.01016.66
7.4.110.0110.00716.66
7.4.100.0070.01716.60
7.4.90.0070.01016.68
7.4.80.0120.00919.39
7.4.70.0040.01216.43
7.4.60.0100.00716.63
7.4.50.0000.01716.65
7.4.40.0140.00816.69
7.4.30.0100.01016.54
7.4.00.0060.00914.85
7.3.330.0050.00013.10
7.3.320.0000.00613.09
7.3.310.0000.00716.16
7.3.300.0020.00516.27
7.3.290.0130.00416.30
7.3.280.0060.01016.30
7.3.270.0090.00917.40
7.3.260.0080.01016.66
7.3.250.0070.01116.40
7.3.240.0030.01416.51
7.3.230.0060.01616.36
7.3.210.0080.00816.45
7.3.200.0130.00716.34
7.3.190.0070.01016.42
7.3.180.0100.00616.31
7.3.170.0090.00616.54
7.3.160.0060.01016.27
7.2.330.0040.01516.46
7.2.320.0000.01716.50
7.2.310.0000.01716.56
7.2.300.0160.00316.71
7.2.290.0100.00816.83
7.2.80.0130.00016.68
7.2.60.0070.01016.73
7.2.00.0030.01019.09
7.1.200.0040.01215.88
7.1.100.0030.01018.32
7.1.70.0330.00315.42
7.1.60.0930.01033.31
7.1.50.1300.01033.34
7.1.40.3500.00332.76
7.1.30.5430.01333.07
7.1.20.3300.01032.96
7.1.10.2970.00715.10
7.1.00.3070.01715.04
7.0.200.0430.01715.12
7.0.190.2900.01014.80
7.0.180.4130.01714.66
7.0.170.6900.01314.58
7.0.160.4670.02014.62
7.0.150.2570.01014.78
7.0.140.3730.01314.70
7.0.130.3170.01314.75
7.0.120.3000.00714.73
7.0.110.3070.01014.58
7.0.100.2370.01014.82
7.0.90.2570.01714.88
7.0.80.2530.01314.86
7.0.70.2800.01014.71
7.0.60.2630.01314.46
7.0.50.2670.01714.47
7.0.40.2370.01014.90
7.0.30.2430.02014.77
7.0.20.2630.01014.77
7.0.10.2500.00314.67
7.0.00.2600.01314.70

preferences:
41.19 ms | 401 KiB | 5 Q