3v4l.org

run code in 300+ PHP versions simultaneously
<?php function format($n){ return substr($n, 0, 5)."-".substr($n,5,7)."-".substr($n,12,1); } print format("12343");

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)
8.3.60.0140.00718.18
8.3.50.0070.00718.11
8.3.40.0180.00318.71
8.3.30.0070.00718.59
8.3.20.0040.00424.18
8.3.10.0000.00824.66
8.3.00.0040.00426.16
8.2.180.0100.00725.92
8.2.170.0160.00318.64
8.2.160.0110.00822.96
8.2.150.0080.00025.66
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0080.00026.16
8.2.110.0050.00520.35
8.2.100.0080.00317.59
8.2.90.0030.00519.15
8.2.80.0030.00617.97
8.2.70.0030.00617.38
8.2.60.0040.00817.79
8.2.50.0080.00018.05
8.2.40.0030.00718.09
8.2.30.0080.00018.06
8.2.20.0040.00417.98
8.2.10.0000.00719.18
8.2.00.0040.00419.13
8.1.280.0140.00325.92
8.1.270.0030.00623.99
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0080.00023.97
8.1.230.0070.00617.77
8.1.220.0000.00817.80
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0000.00917.13
8.1.180.0080.00018.10
8.1.170.0030.00518.43
8.1.160.0030.00618.91
8.1.150.0080.00018.88
8.1.140.0000.00720.61
8.1.130.0030.00320.13
8.1.120.0050.00217.42
8.1.110.0070.00017.41
8.1.100.0030.00517.28
8.1.90.0030.00317.29
8.1.80.0050.00317.39
8.1.70.0000.00917.27
8.1.60.0030.00617.55
8.1.50.0040.00417.48
8.1.40.0000.00717.35
8.1.30.0000.00717.54
8.1.20.0040.00417.50
8.1.10.0040.00417.43
8.1.00.0050.00217.36
8.0.300.0060.00318.77
8.0.290.0090.00016.63
8.0.280.0070.00018.60
8.0.270.0080.00017.82
8.0.260.0030.00318.67
8.0.250.0070.00016.83
8.0.240.0000.00716.76
8.0.230.0030.00516.92
8.0.220.0070.00016.70
8.0.210.0070.00016.82
8.0.200.0040.00416.90
8.0.190.0040.00416.91
8.0.180.0040.00416.83
8.0.170.0090.00016.78
8.0.160.0000.00916.84
8.0.150.0000.00716.72
8.0.140.0000.00716.68
8.0.130.0000.00613.20
8.0.120.0030.00616.75
8.0.110.0040.00416.77
8.0.100.0030.00316.67
8.0.90.0040.00416.88
8.0.80.0080.00816.80
8.0.70.0030.00416.81
8.0.60.0040.00416.72
8.0.50.0040.00416.72
8.0.30.0200.00616.76
8.0.20.0170.01116.80
8.0.10.0190.00716.83
8.0.00.0200.01016.74
7.4.330.0000.00415.55
7.4.320.0030.00316.56
7.4.300.0070.00016.42
7.4.290.0040.00416.44
7.4.280.0040.00416.52
7.4.270.0060.00316.43
7.4.260.0000.00513.20
7.4.250.0040.00416.45
7.4.240.0040.00416.45
7.4.230.0040.00416.52
7.4.220.0000.00716.61
7.4.210.0070.00716.43
7.4.200.0030.00316.56
7.4.160.0210.00516.31
7.4.150.0210.00616.25
7.4.140.0170.00916.34
7.4.130.0220.00816.27
7.4.120.0180.01516.25
7.4.110.0210.01116.21
7.4.100.0120.01316.34
7.4.90.0280.00016.30
7.4.80.0180.00716.38
7.4.70.0200.00816.31
7.4.60.0170.01016.11
7.4.50.0210.00816.28
7.4.40.0190.01016.25
7.4.30.0230.00316.26
7.4.20.0200.00716.41
7.4.10.0190.00616.16
7.4.00.0220.00316.29
7.3.330.0070.00016.28
7.3.320.0060.00013.02
7.3.310.0030.00316.25
7.3.300.0030.00316.14
7.3.290.0060.00916.23
7.3.280.0190.00616.16
7.3.270.0200.00716.15
7.3.260.0200.00816.10
7.3.250.0230.00916.11
7.3.240.0210.00916.08
7.3.230.0230.00316.07
7.3.220.0260.00516.13
7.3.210.0170.01416.16
7.3.200.0200.01016.07
7.3.190.0220.00616.09
7.3.180.0250.01116.08
7.3.170.0230.00316.13
7.3.160.0240.00616.07
7.3.150.0240.00616.13
7.3.140.0210.00616.10
7.3.130.0220.00916.13
7.3.120.0290.00616.11
7.3.110.0250.00415.97
7.3.100.0080.01716.02
7.3.90.0220.01516.28
7.3.80.0240.00316.11
7.3.70.0180.01016.25
7.3.60.0230.00916.33
7.3.50.0220.00416.30
7.3.40.0190.00816.34
7.3.30.0180.00916.25
7.3.20.0210.00516.31
7.3.10.0130.01316.26
7.3.00.0290.00016.26

preferences:
64.66 ms | 401 KiB | 5 Q