3v4l.org

run code in 300+ PHP versions simultaneously
<?php $nums = [ '8045551234', '18045551234', '0018045551234', ]; foreach ($nums as $num) { echo substr($num, -10); echo ' '; echo substr($num, 0, -10); echo PHP_EOL; }

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)
8.3.60.0110.00418.43
8.3.50.0030.01116.35
8.3.40.0150.00018.72
8.3.30.0110.00318.75
8.3.20.0000.00818.94
8.3.10.0090.00020.91
8.3.00.0050.00319.55
8.2.180.0090.00618.16
8.2.170.0070.00722.96
8.2.160.0150.00619.09
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00419.83
8.2.120.0070.00026.35
8.2.110.0080.00022.29
8.2.100.0120.00019.64
8.2.90.0050.00317.63
8.2.80.0040.00418.50
8.2.70.0080.00017.80
8.2.60.0000.00817.93
8.2.50.0030.00518.10
8.2.40.0000.00819.47
8.2.30.0040.00419.42
8.2.20.0040.00418.06
8.2.10.0050.00318.19
8.2.00.0000.00719.42
8.1.280.0130.00325.92
8.1.270.0040.00422.20
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0030.00623.92
8.1.230.0000.01119.07
8.1.220.0000.00918.57
8.1.210.0000.00718.77
8.1.200.0040.00417.00
8.1.190.0050.00317.23
8.1.180.0060.00318.10
8.1.170.0040.00418.72
8.1.160.0040.00418.82
8.1.150.0080.00018.83
8.1.140.0000.00717.57
8.1.130.0070.00018.88
8.1.120.0000.00717.44
8.1.110.0000.00717.34
8.1.100.0030.00617.47
8.1.90.0110.00017.45
8.1.80.0060.00317.41
8.1.70.0000.00717.47
8.1.60.0040.00417.58
8.1.50.0060.00317.50
8.1.40.0000.00717.41
8.1.30.0030.00517.60
8.1.20.0040.00417.66
8.1.10.0050.00217.50
8.1.00.0070.00017.48
8.0.300.0050.00318.77
8.0.290.0000.00716.63
8.0.280.0030.00318.44
8.0.270.0030.00617.13
8.0.260.0000.00617.13
8.0.250.0000.00716.87
8.0.240.0000.00716.92
8.0.230.0030.00316.90
8.0.220.0000.00816.88
8.0.210.0030.00316.76
8.0.200.0030.00316.82
8.0.190.0000.00817.01
8.0.180.0020.00516.88
8.0.170.0030.00516.97
8.0.160.0030.00316.78
8.0.150.0000.00716.91
8.0.140.0070.00016.86
8.0.130.0080.00013.32
8.0.120.0050.00316.82
8.0.110.0040.00416.95
8.0.100.0000.00816.66
8.0.90.0020.00516.93
8.0.80.0080.01016.91
8.0.70.0000.00716.83
8.0.60.0040.00716.78
8.0.50.0000.00816.95
8.0.30.0080.01116.98
8.0.20.0110.01417.40
8.0.10.0080.00016.83
8.0.00.0110.00616.71
7.4.330.0030.00315.55
7.4.320.0030.00316.50
7.4.300.0070.00016.61
7.4.290.0040.00416.54
7.4.280.0070.00016.61
7.4.270.0070.00316.41
7.4.260.0030.00316.50
7.4.250.0040.00416.55
7.4.240.0030.00316.43
7.4.230.0040.00416.40
7.4.220.0030.00616.70
7.4.210.0040.01016.53
7.4.200.0000.00716.68
7.4.160.0090.00816.51
7.4.140.0110.01117.86
7.4.130.0200.00316.38
7.4.120.0110.00916.48
7.4.110.0070.01016.68
7.4.100.0080.00816.32
7.4.90.0100.00616.77
7.4.80.0190.00319.39
7.4.70.0060.01316.52
7.4.60.0150.00816.57
7.4.50.0130.00316.48
7.4.40.0110.01116.41
7.4.00.0090.00614.95
7.3.330.0020.00313.17
7.3.320.0060.00013.14
7.3.310.0000.00716.35
7.3.300.0060.00016.21
7.3.290.0000.00616.29
7.3.280.0140.00716.29
7.3.260.0120.00516.40
7.3.240.0060.01216.60
7.3.230.0090.01516.36
7.3.210.0170.00716.45
7.3.200.0140.00716.28
7.3.190.0120.00316.30
7.3.180.0090.00616.17
7.3.170.0100.00716.22
7.3.160.0110.01116.66
7.3.10.0070.00916.36
7.3.00.0090.00116.32
7.2.330.0100.01416.42
7.2.320.0170.00616.61
7.2.310.0030.01416.60
7.2.300.0070.01416.38
7.2.290.0130.01016.65
7.2.130.0070.00716.80
7.2.120.0060.00516.79
7.2.110.0080.00716.82
7.2.100.0090.00716.68
7.2.90.0080.00916.66
7.2.80.0050.00916.88
7.2.70.0090.00616.53
7.2.60.0090.01116.04
7.2.50.0070.01215.96
7.2.40.0090.00816.26
7.2.30.4240.01016.15
7.2.20.0210.00916.36
7.2.10.0090.00816.27
7.2.00.0110.00716.32
7.1.250.0100.00515.69
7.1.200.0000.01215.69
7.1.170.0160.00913.38
7.1.160.0930.01316.66
7.1.151.0250.01216.98
7.1.140.0610.01116.56
7.1.130.0150.01316.71
7.1.120.0190.01016.91
7.1.110.0150.01215.79
7.1.100.1820.01115.95
7.1.90.0180.00716.11
7.1.80.0130.00916.10
7.1.70.0130.01215.23
7.1.60.0330.01833.22
7.1.50.0400.01132.86
7.1.40.0400.01832.66
7.1.30.0320.01632.59
7.1.20.1560.01732.59
7.1.10.0520.01614.54
7.1.01.1730.00814.83

preferences:
32.74 ms | 400 KiB | 5 Q