3v4l.org

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

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)
8.1.130.0030.00517.55
8.1.120.0040.00417.23
8.1.110.0030.00517.23
8.1.100.0000.00817.29
8.1.90.0000.00717.23
8.1.80.0020.00517.36
8.1.70.0040.00417.23
8.1.60.0060.00317.37
8.1.50.0000.00917.39
8.1.40.0000.00817.37
8.1.30.0080.00017.51
8.1.20.0040.00417.51
8.1.10.0050.00317.26
8.1.00.0050.00217.30
8.0.260.0040.00417.10
8.0.250.0000.00716.85
8.0.240.0040.00416.82
8.0.230.0030.00316.81
8.0.220.0000.00716.66
8.0.210.0070.00016.77
8.0.200.0030.00316.79
8.0.190.0000.00816.80
8.0.180.0000.00716.71
8.0.170.0050.00216.64
8.0.160.0050.00216.85
8.0.150.0040.00416.68
8.0.140.0030.00316.63
8.0.130.0030.00313.14
8.0.120.0080.00016.71
8.0.110.0000.00716.79
8.0.100.0040.00416.77
8.0.90.0040.00416.62
8.0.80.0070.00716.77
8.0.70.0000.00716.68
8.0.60.0020.00516.69
8.0.50.0000.00716.66
8.0.30.0030.01316.96
8.0.20.0140.00517.40
8.0.10.0000.00716.76
8.0.00.0090.00916.62
7.4.330.0050.00015.08
7.4.320.0000.00616.44
7.4.300.0030.00316.28
7.4.290.0070.00016.38
7.4.280.0000.00716.46
7.4.270.0040.00416.35
7.4.260.0040.00416.29
7.4.250.0080.00016.28
7.4.240.0050.00216.35
7.4.230.0000.00716.20
7.4.220.0150.00316.53
7.4.210.0060.01116.40
7.4.200.0000.00716.54
7.4.160.0070.00716.27
7.4.150.0040.01617.40
7.4.140.0060.01317.86
7.4.130.0100.01016.27
7.4.120.0090.00916.22
7.4.110.0150.00016.27
7.4.100.0140.00316.22
7.4.90.0080.00816.26
7.4.80.0100.01019.39
7.4.70.0060.01116.23
7.4.60.0100.01016.23
7.4.50.0050.00016.16
7.4.40.0130.00616.49
7.4.30.0160.00316.30
7.4.00.0100.00314.54
7.3.330.0030.00313.16
7.3.320.0030.00313.19
7.3.310.0000.00716.18
7.3.300.0060.00016.21
7.3.290.0060.00316.21
7.3.280.0100.00816.13
7.3.270.0120.00617.40
7.3.260.0060.01016.32
7.3.250.0100.00716.31
7.3.240.0080.00816.37
7.3.230.0070.01116.40
7.3.210.0070.01016.13
7.3.200.0180.00619.39
7.3.190.0060.00916.43
7.3.180.0070.01016.43
7.3.170.0080.00816.27
7.3.160.0130.00316.18
7.3.30.0080.00414.52
7.3.10.0080.00816.72
7.3.00.0070.00316.36
7.2.330.0070.01016.35
7.2.320.0080.01016.61
7.2.310.0120.00816.25
7.2.300.0100.00716.54
7.2.290.0130.00316.46
7.2.130.0110.00316.28
7.2.120.0070.00416.77
7.2.110.0080.00416.75
7.2.100.0050.00516.41
7.2.90.0110.00316.62
7.2.80.0060.00616.45
7.2.70.0030.00616.73
7.2.60.0050.00916.63
7.2.50.0030.00816.66
7.2.40.0070.00716.84
7.2.30.0060.00616.55
7.2.20.0060.00316.86
7.2.10.0070.01016.95
7.2.00.0040.01017.62
7.1.250.0050.00515.66
7.1.200.0040.00715.80
7.1.100.0000.01117.84
7.1.70.0000.01316.91
7.1.60.0070.01520.03
7.1.50.0150.00716.82
7.1.00.0030.07322.48
7.0.200.0290.00714.97
7.0.70.0070.06721.71
7.0.60.0030.08721.76
7.0.50.0030.05322.16
7.0.40.0100.08020.05
7.0.30.0030.08320.11
7.0.20.0070.05720.18
7.0.10.0030.08320.07
7.0.00.0100.04720.10
5.6.280.0100.07021.10
5.6.220.0100.07020.65
5.6.210.0100.07020.62
5.6.200.0070.05021.18
5.6.190.0030.07721.06
5.6.180.0070.05720.96
5.6.170.0100.07721.11
5.6.160.0000.08721.14
5.6.150.0130.07320.96
5.6.140.0070.08021.00
5.6.130.0100.06021.04
5.6.120.0030.05720.95
5.6.110.0070.06321.10
5.6.100.0070.08021.06
5.6.90.0030.06321.12
5.6.80.0100.07720.32
5.6.70.0100.04720.33
5.6.60.0070.07720.39
5.6.50.0070.05020.49
5.6.40.0000.08720.38
5.6.30.0000.08720.31
5.6.20.0070.07720.44
5.6.10.0030.05320.36
5.6.00.0070.08320.34
5.5.360.0030.08320.34
5.5.350.0130.06720.41
5.5.340.0070.07020.80
5.5.330.0030.08020.75
5.5.320.0070.08320.93
5.5.310.0070.06320.91
5.5.300.0000.04320.64
5.5.290.0070.08320.82
5.5.280.0030.08020.86
5.5.270.0130.07320.81
5.5.260.0070.08320.82
5.5.250.0070.07320.70
5.5.240.0070.07320.30
5.5.230.0030.05020.24
5.5.220.0030.07720.21
5.5.210.0030.05720.25
5.5.200.0030.08020.12
5.5.190.0070.06720.18
5.5.180.0070.07720.25
5.5.160.0030.08320.27
5.5.150.0130.07020.14
5.5.140.0030.08720.12
5.5.130.0030.06020.21
5.5.120.0130.07020.14
5.5.110.0030.07320.11
5.5.100.0070.07720.13
5.5.90.0070.07720.06
5.5.80.0000.08020.07
5.5.70.0000.05320.05
5.5.60.0030.04720.14
5.5.50.0070.07020.00
5.5.40.0030.06720.14
5.5.30.0030.06020.11
5.5.20.0030.08020.14
5.5.10.0030.08020.05
5.5.00.0030.07020.13
5.4.450.0030.07019.51
5.4.440.0030.08019.53
5.4.430.0100.07719.54
5.4.420.0000.07719.55
5.4.410.0030.07719.07
5.4.400.0030.07019.25
5.4.390.0030.08319.24
5.4.380.0100.07719.13
5.4.370.0030.07719.24
5.4.360.0070.08019.13
5.4.350.0100.07019.13
5.4.340.0000.06719.14
5.4.320.0170.06718.90
5.4.310.0030.07319.14
5.4.300.0070.07018.86
5.4.290.0070.06719.13
5.4.280.0100.06719.04
5.4.270.0070.07319.09
5.4.260.0030.07019.03
5.4.250.0100.07018.86
5.4.240.0000.06719.04
5.4.230.0030.05719.14
5.4.220.0030.08018.84
5.4.210.0030.07319.04
5.4.200.0000.07718.87
5.4.190.0000.06319.11
5.4.180.0070.04018.86
5.4.170.0070.05018.89
5.4.160.0030.07019.14
5.4.150.0000.08319.01
5.4.140.0000.08016.26
5.4.130.0030.05016.24
5.4.120.0070.05316.25
5.4.110.0030.07716.35
5.4.100.0030.07316.50
5.4.90.0030.05316.34
5.4.80.0070.06716.33
5.4.70.0030.07716.37
5.4.60.0070.06316.31
5.4.50.0030.05316.40
5.4.40.0070.07016.51
5.4.30.0070.05316.25
5.4.20.0070.05316.39
5.4.10.0030.03716.40
5.4.00.0000.06715.90

preferences:
13.43 ms | 406 KiB | 5 Q