3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "97, ".chr(97).", ".ctype_lower(97)."\n"; // 8.1以降ならば↓の非推奨警告がでます。 // Deprecated: ctype_lower(): Argument of type int will be interpreted as string in the future in /in/4C8hc on line 7 // 97, a, true // 8.0以前ならば下の様に何事もなく動きます。 // 97, a, true

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)
8.3.140.0000.00817.20
8.3.130.0070.00718.63
8.3.120.0040.00418.90
8.3.110.0040.00720.94
8.3.100.0050.00316.74
8.3.90.0060.00318.72
8.3.80.0030.00718.43
8.3.70.0150.00616.84
8.3.60.0110.00318.34
8.3.50.0100.01020.11
8.3.40.0040.01120.29
8.3.30.0110.00418.67
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0000.00726.16
8.2.250.0040.00416.34
8.2.240.0090.00022.26
8.2.230.0060.00322.58
8.2.220.0110.00424.06
8.2.210.0070.00726.77
8.2.200.0060.00316.38
8.2.190.0150.00016.58
8.2.180.0070.00725.92
8.2.170.0110.00718.91
8.2.160.0090.00622.96
8.2.150.0080.00025.66
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00019.54
8.2.110.0030.00620.39
8.2.100.0070.00419.21
8.2.90.0000.00817.75
8.2.80.0050.00317.97
8.2.70.0000.00817.91
8.2.60.0040.00417.93
8.2.50.0030.00618.07
8.2.40.0000.00818.16
8.2.30.0040.00418.05
8.2.20.0070.00019.16
8.2.10.0000.00717.98
8.2.00.0000.00719.07
8.1.300.0050.00317.63
8.1.290.0060.00330.84
8.1.280.0070.00725.92
8.1.270.0020.00524.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0050.00522.25
8.1.230.0070.00422.15
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0040.00417.35
8.1.190.0060.00317.23
8.1.180.0060.00318.10
8.1.170.0060.00318.65
8.1.160.0050.00318.83
8.1.150.0000.00718.49
8.1.140.0000.00717.38
8.1.130.0030.00518.98
8.1.120.0070.00017.39
8.1.110.0000.00817.27
8.1.100.0040.01517.31
8.1.90.0120.00417.38
8.1.80.0100.00517.25
8.1.70.0160.00417.28
8.1.60.0100.00017.57
8.1.50.0110.00417.41
8.1.40.0140.00017.44
8.1.30.0090.00317.49
8.1.20.0030.01117.51
8.1.10.0060.00617.39
8.1.00.0090.00317.30
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0040.00418.37
8.0.270.0070.00017.99
8.0.260.0060.00018.44
8.0.250.0030.00316.93
8.0.240.0030.00316.90
8.0.230.0140.00016.81
8.0.220.0120.00516.69
8.0.210.0000.01516.77
8.0.200.0080.00816.72
8.0.190.0100.00716.83
8.0.180.0060.01016.85
8.0.170.0080.00616.80
8.0.160.0120.00616.66
8.0.150.0150.00316.77
8.0.140.0120.00616.73
8.0.130.0080.00816.70
8.0.120.0100.00416.78
8.0.110.0130.00316.76
8.0.100.0180.00016.80
8.0.90.0110.00516.77
8.0.80.0080.00816.68
8.0.70.0130.00316.73
8.0.60.0090.00616.70
8.0.50.0100.00516.64
8.0.30.0150.00016.67
8.0.20.0110.00316.83
8.0.10.0110.00416.88
7.4.330.0050.00015.55
7.4.320.0000.00716.49
7.4.300.0050.01016.30
7.4.290.0070.00716.49
7.4.280.0100.00016.34
7.4.270.0050.01016.34
7.4.260.0180.00016.43
7.4.250.0030.00516.45
7.4.240.0070.00016.20
7.4.230.0160.00016.36
7.4.220.0040.00416.45
7.4.210.0040.00916.43
7.4.200.0080.00516.28
7.4.190.0080.00716.31
7.4.180.0050.01016.54
7.4.160.0070.00716.33
7.4.150.0070.00716.28
7.4.140.0100.00016.14
7.4.130.0080.00416.42
7.4.120.0070.00716.23
7.4.110.0070.00716.32
7.4.100.0050.01016.38
7.4.90.0090.00616.22
7.4.80.0110.00416.22
7.4.70.0120.00316.14
7.4.60.0150.00016.30
7.4.50.0130.00216.38
7.4.40.0040.00416.19
7.4.30.0060.00016.29
7.4.20.0000.00616.23
7.4.10.0070.00016.30
7.4.00.0040.00416.43

preferences:
37.53 ms | 403 KiB | 5 Q