3v4l.org

run code in 300+ PHP versions simultaneously
<?php class ClassThatExists { // } $class = new ClassThatExists(); if ($class instanceof NonExistentClass) { var_dump('instanceof NonExistentClass'); } if ($class instanceof ClassThatExists) { var_dump('instanceof ClassThatExists'); }

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
8.3.50.0090.00616.28
8.3.40.0000.01518.75
8.3.30.0110.00318.42
8.3.20.0000.00820.77
8.3.10.0000.00823.51
8.3.00.0080.00023.67
8.2.180.0120.00316.38
8.2.170.0110.00722.96
8.2.160.0060.00920.34
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0000.00820.30
8.2.120.0080.00026.35
8.2.110.0060.00319.07
8.2.100.0060.00617.78
8.2.90.0050.00317.50
8.2.80.0040.00419.38
8.2.70.0030.00617.80
8.2.60.0000.00717.91
8.2.50.0030.00618.10
8.2.40.0000.00719.32
8.2.30.0040.00419.17
8.2.20.0040.00417.99
8.2.10.0050.00219.23
8.2.00.0040.00418.03
8.1.280.0110.00325.92
8.1.270.0080.00018.79
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0060.00323.84
8.1.230.0000.01217.77
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0090.00017.23
8.1.190.0000.00817.28
8.1.180.0000.00918.10
8.1.170.0000.00818.53
8.1.160.0070.00018.75
8.1.150.0050.00318.82
8.1.140.0040.00418.75
8.1.130.0000.00819.17
8.1.120.0030.00517.45
8.1.110.0020.00517.39
8.1.100.0040.00417.29
8.1.90.0040.00417.38
8.1.80.0070.00017.43
8.1.70.0040.00417.37
8.1.60.0040.00417.41
8.1.50.0000.00717.30
8.1.40.0060.00317.50
8.1.30.0060.00317.49
8.1.20.0000.00717.52
8.1.10.0070.00017.61
8.1.00.0040.00417.36
8.0.300.0040.00421.37
8.0.290.0040.00416.63
8.0.280.0000.00718.26
8.0.270.0040.00417.18
8.0.260.0080.00016.74
8.0.250.0050.00316.82
8.0.240.0030.00316.77
8.0.230.0070.00016.92
8.0.220.0000.00716.84
8.0.210.0000.00716.70
8.0.200.0000.00616.94
8.0.190.0090.00016.81
8.0.180.0030.00516.84
8.0.170.0000.00816.81
8.0.160.0070.00016.70
8.0.150.0040.00416.77
8.0.140.0030.00316.64
8.0.130.0000.00513.28
8.0.120.0000.00816.74
8.0.110.0000.00716.77
8.0.100.0040.00416.73
8.0.90.0000.00716.80
8.0.80.0080.00816.81
8.0.70.0030.00516.66
8.0.60.0040.00416.77
8.0.50.0050.00216.76
8.0.30.0110.00816.94
8.0.20.0180.00017.40
8.0.10.0000.00716.82
8.0.00.0100.01216.66
7.4.330.0050.00015.55
7.4.320.0060.00016.45
7.4.300.0030.00316.54
7.4.290.0030.00316.43
7.4.280.0110.00016.43
7.4.270.0000.00716.50
7.4.260.0000.00716.50
7.4.250.0070.00016.49
7.4.240.0030.00316.36
7.4.230.0070.00016.60
7.4.220.0080.00016.39
7.4.210.0070.00916.40
7.4.200.0060.00016.27
7.4.160.0090.00616.38
7.4.140.0100.01017.86
7.4.130.0070.01016.46
7.4.120.0090.00916.48
7.4.110.0040.01816.49
7.4.100.0060.01216.42
7.4.90.0130.00316.18
7.4.80.0160.00619.39
7.4.70.0150.01016.46
7.4.60.0070.01016.52
7.4.50.0110.00716.38
7.4.40.0090.00616.37
7.4.10.0080.00614.89
7.4.00.0060.01214.73
7.3.330.0060.00013.11
7.3.320.0070.00013.10
7.3.310.0030.00616.25
7.3.300.0000.00716.10
7.3.290.0000.00716.26
7.3.280.0090.00516.23
7.3.260.0080.00916.34
7.3.240.0100.01116.28
7.3.230.0130.00316.19
7.3.210.0090.01216.45
7.3.200.0130.00716.20
7.3.190.0040.01116.29
7.3.180.0080.00816.35
7.3.170.0160.00916.52
7.3.160.0090.01016.23
7.3.130.0100.01014.63
7.3.120.0040.01514.52
7.3.110.0030.01414.91
7.3.100.0070.00714.84
7.3.90.0050.00914.74
7.3.80.0050.00914.68
7.3.70.0030.01214.81
7.3.60.0050.00814.79
7.3.50.0070.00514.87
7.3.40.0040.00714.70
7.3.30.0100.00414.55
7.3.20.0030.01216.53
7.3.10.0280.00516.00
7.3.00.0480.00616.01
7.2.330.0100.00716.63
7.2.320.0100.00716.71
7.2.310.0100.00716.55
7.2.300.0150.00616.65
7.2.290.0100.01016.58
7.2.260.0110.01114.88
7.2.250.0100.00614.80
7.2.240.0070.01014.88
7.2.230.0050.01114.87
7.2.220.0030.00915.02
7.2.210.0070.00714.64
7.2.200.0080.00514.81
7.2.190.0070.00714.65
7.2.180.0080.00714.92
7.2.170.0030.00914.99
7.2.160.0080.00415.05
7.2.150.0030.01016.82
7.2.140.0030.01316.68
7.2.130.0320.00515.73
7.2.120.0300.01015.62
7.2.110.0220.00615.94
7.2.100.0260.00315.45
7.2.90.0240.00615.83
7.2.80.0210.00815.75
7.2.70.0240.00915.89
7.2.60.0320.00715.81
7.2.50.0320.00615.93
7.2.40.0310.00815.91
7.2.30.0280.01016.09
7.2.20.0240.00315.80
7.2.10.0230.01015.82
7.2.00.0320.00515.90
7.1.330.0070.00615.74
7.1.320.0050.00915.59
7.1.310.0070.00515.87
7.1.300.0060.00615.77
7.1.290.0050.00915.77
7.1.280.0020.01315.74
7.1.270.0050.00815.66
7.1.260.0070.00515.76
7.1.250.0230.01014.63
7.1.240.0040.00815.84
7.1.230.0000.01615.60
7.1.220.0030.01015.80
7.1.210.0140.00315.43
7.1.200.0060.00315.38
7.1.190.0000.00915.79
7.1.180.0000.01115.60
7.1.170.0030.01015.61
7.1.160.0120.00615.69
7.1.150.0030.01015.85
7.1.140.0030.00615.57
7.1.130.0040.00815.65
7.1.120.0060.00915.82
7.1.110.0120.00315.80
7.1.100.0030.01015.89
7.1.90.0100.00315.78
7.1.80.0040.00815.76
7.1.70.0030.00715.78
7.1.60.0090.00315.83
7.1.50.0070.00715.51
7.1.40.0030.00915.71
7.1.30.0030.01015.54
7.1.20.0100.00315.73
7.1.10.0080.00415.65
7.1.00.0030.00715.41

preferences:
50.06 ms | 400 KiB | 5 Q