3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function b(){} } var_dump(is_callable(['A', 'a']));

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)
8.3.60.0120.00916.50
8.3.50.0130.00316.38
8.3.40.0080.00818.53
8.3.30.0140.00018.60
8.3.20.0050.00318.94
8.3.10.0080.00018.95
8.3.00.0050.00317.68
8.2.180.0090.00625.92
8.2.170.0080.00622.96
8.2.160.0080.00621.07
8.2.150.0040.00424.18
8.2.140.0110.00724.66
8.2.130.0050.00319.51
8.2.120.0000.00726.35
8.2.110.0110.00021.05
8.2.100.0080.00317.57
8.2.90.0040.00417.63
8.2.80.0040.00418.48
8.2.70.0040.00417.38
8.2.60.0040.00417.50
8.2.50.0030.00717.55
8.2.40.0040.00419.17
8.2.30.0000.00719.23
8.2.20.0070.00017.97
8.2.10.0000.00717.93
8.2.00.0000.00719.28
8.1.280.0090.00625.92
8.1.270.0080.00023.99
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0050.00518.95
8.1.230.0060.00618.92
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0000.00816.88
8.1.190.0040.00417.11
8.1.180.0030.00518.10
8.1.170.0000.00818.44
8.1.160.0040.00418.73
8.1.150.0000.00718.69
8.1.140.0000.00717.47
8.1.130.0000.00818.84
8.1.120.0040.00417.21
8.1.110.0000.00717.37
8.1.100.0040.00417.25
8.1.90.0040.00417.34
8.1.80.0050.00317.21
8.1.70.0000.00717.31
8.1.60.0060.00317.43
8.1.50.0040.00417.34
8.1.40.0030.00617.43
8.1.30.0030.00517.41
8.1.20.0040.00417.40
8.1.10.0060.00317.39
8.1.00.0030.00517.31
8.0.300.0080.00018.77
8.0.290.0070.00016.58
8.0.280.0050.00318.24
8.0.270.0040.00417.03
8.0.260.0070.00316.99
8.0.250.0000.00716.82
8.0.240.0040.00416.82
8.0.230.0070.00016.82
8.0.220.0070.00016.68
8.0.210.0080.00016.71
8.0.200.0000.01016.79
8.0.190.0030.00516.67
8.0.180.0000.00716.67
8.0.170.0000.01016.68
8.0.160.0030.00416.66
8.0.150.0050.00616.70
8.0.140.0000.00716.67
8.0.130.0030.00313.20
8.0.120.0030.00516.68
8.0.110.0030.00316.78
8.0.100.0040.00416.77
8.0.90.0040.00416.70
8.0.80.0070.00916.69
8.0.70.0080.00016.84
8.0.60.0000.00716.66
8.0.50.0000.00816.74
8.0.30.0120.00716.97
8.0.20.0080.01017.40
8.0.10.0030.00516.83
8.0.00.0070.01016.65
7.4.330.0000.00515.55
7.4.320.0070.00016.27
7.4.300.0000.00616.38
7.4.290.0030.00716.46
7.4.280.0080.00016.42
7.4.270.0040.00416.35
7.4.260.0000.00716.20
7.4.250.0030.00316.18
7.4.240.0040.00416.22
7.4.230.0000.00716.39
7.4.220.0070.00016.55
7.4.210.0080.00616.37
7.4.200.0000.00716.55
7.4.160.0100.00616.32
7.4.140.0150.00717.86
7.4.130.0060.01016.30
7.4.120.0100.00916.32
7.4.110.0090.00916.38
7.4.100.0060.00916.31
7.4.90.0130.00316.36
7.4.80.0070.01019.39
7.4.70.0100.00716.38
7.4.60.0030.01616.32
7.4.50.0040.01516.24
7.4.40.0110.01116.26
7.4.00.0030.01014.95
7.3.330.0000.00512.95
7.3.320.0060.00013.03
7.3.310.0030.00315.98
7.3.300.0000.00716.02
7.3.290.0030.00316.08
7.3.280.0080.00716.18
7.3.260.0100.00716.21
7.3.240.0060.01116.28
7.3.230.0090.00916.27
7.3.210.0090.00616.28
7.3.200.0060.01016.21
7.3.190.0030.01316.24
7.3.180.0130.00416.32
7.3.170.0050.01516.19
7.3.160.0060.00916.43
7.2.330.0120.00616.35
7.2.320.0100.00716.28
7.2.310.0100.01416.57
7.2.300.0130.00816.51
7.2.290.0160.00016.32
7.2.60.2130.00914.73
7.2.50.0130.00914.90
7.2.40.1530.01015.25
7.2.30.2300.01015.10
7.2.20.0200.00915.25
7.2.10.0630.01215.38
7.2.00.0370.00715.10
7.1.200.0030.00715.50
7.1.170.1310.01113.92
7.1.160.2910.00816.69
7.1.150.2700.00816.84
7.1.140.0170.01416.77
7.1.130.0120.00816.46
7.1.120.2980.01316.64
7.1.110.2770.00915.81
7.1.100.2540.01016.02
7.1.90.4010.01315.75
7.1.80.4730.01116.10
7.1.70.3850.00715.07
7.1.60.4630.01733.10
7.1.50.6140.01632.66
7.1.40.5170.01532.45
7.1.30.5100.01032.52
7.1.20.2950.01232.42
7.1.10.4470.00914.68
7.1.00.4310.00814.61

preferences:
33.9 ms | 400 KiB | 5 Q