3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo implements ArrayAccess { public function offsetSet($offset, $value) { var_dump(__METHOD__); } public function offsetExists($var) { var_dump(__METHOD__); if ($var == "foobar") { return true; } return false; } public function offsetUnset($var) { var_dump(__METHOD__); } public function offsetGet($var) { var_dump(__METHOD__); return "value"; } } $foo = new foo(); $foo['bar'] = 1; var_dump(array_key_exists('bar', $foo));

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)
8.3.60.0100.00718.55
8.3.50.0280.00521.27
8.3.40.0120.00618.96
8.3.30.0100.01020.38
8.3.20.0060.00318.90
8.3.10.0080.00021.21
8.3.00.0000.00823.45
8.2.180.0110.00418.25
8.2.170.0150.00322.96
8.2.160.0130.00020.43
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0150.00319.89
8.2.110.0070.00420.89
8.2.100.0090.00317.84
8.2.90.0080.00018.03
8.2.80.0040.00420.30
8.2.70.0050.00318.16
8.2.60.0040.00418.28
8.2.50.0000.00818.10
8.2.40.0000.00819.18
8.2.30.0040.00421.10
8.2.20.0040.00417.89
8.2.10.0000.00717.81
8.2.00.0040.00417.84
8.1.280.0100.00725.92
8.1.270.0110.00323.99
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00419.09
8.1.230.0090.00322.63
8.1.220.0040.00417.74
8.1.210.0030.00518.99
8.1.200.0030.00717.48
8.1.190.0050.00317.36
8.1.180.0040.00418.10
8.1.170.0050.00518.51
8.1.160.0040.00418.95
8.1.150.0070.00018.55
8.1.140.0030.00617.44
8.1.130.0030.00517.69
8.1.120.0000.00717.38
8.1.110.0050.00717.39
8.1.100.0100.00117.36
8.1.90.0030.00817.43
8.1.80.0070.00417.40
8.1.70.0060.00517.41
8.1.60.0070.00517.50
8.1.50.0090.00417.40
8.1.40.0090.00617.43
8.1.30.0120.00517.56
8.1.20.0140.00417.59
8.1.10.0170.00417.51
8.1.00.0170.00317.42
8.0.300.0000.00720.16
8.0.290.0090.00016.73
8.0.280.0070.00018.50
8.0.270.0040.00417.98
8.0.260.0040.00416.80
8.0.250.0040.00416.98
8.0.240.0110.00016.86
8.0.230.0090.00216.93
8.0.220.0090.00316.99
8.0.210.0080.00316.86
8.0.200.0090.00217.02
8.0.190.0090.00416.99
8.0.180.0050.00616.91
8.0.170.0080.00516.80
8.0.160.0150.00316.88
8.0.150.0120.00516.90
8.0.140.0120.00416.88
8.0.130.0100.00616.41
8.0.120.0120.00516.88
8.0.110.0110.00616.85
8.0.100.0130.00516.88
8.0.90.0120.00616.91
8.0.80.0130.00516.91
8.0.70.0160.00416.83
8.0.60.0120.00616.90
8.0.50.0100.00716.84
8.0.30.0130.00716.93
8.0.20.0140.00717.04
8.0.10.0150.00516.98
8.0.00.0130.00717.01
7.4.330.0020.00216.76
7.4.320.0060.00216.34
7.4.300.0100.00216.49
7.4.290.0070.00516.52
7.4.280.0120.00416.49
7.4.270.0090.00516.48
7.4.260.0090.00616.07
7.4.250.0090.00716.51
7.4.240.0090.00616.50
7.4.230.0130.00516.53
7.4.220.0140.00416.50
7.4.210.0110.00616.54
7.4.200.0120.00516.50
7.4.190.0120.00416.52
7.4.180.0120.00416.57
7.4.160.0140.00416.52
7.4.150.0130.00616.57
7.4.140.0130.00716.68
7.4.130.0100.00816.45
7.4.120.0110.00816.40
7.4.110.0120.00916.40
7.4.100.0120.00716.44
7.4.90.0100.00916.44
7.4.80.0120.00816.55
7.4.70.0100.00916.40
7.4.60.0100.00916.41
7.4.50.0130.00716.40
7.4.40.0110.00916.38
7.4.30.0120.00816.42
7.4.20.0120.00716.41
7.4.10.0110.00816.43
7.4.00.0100.00816.46
7.3.330.0120.00515.84
7.3.320.0130.00515.88
7.3.310.0120.00616.25
7.3.300.0140.00416.23
7.3.290.0110.00616.29
7.3.280.0120.00616.24
7.3.270.0140.00516.42
7.3.260.0130.00816.73
7.3.250.0150.00616.37
7.3.240.0130.00716.37
7.3.230.0150.00716.36
7.3.220.0130.00716.35
7.3.210.0120.00816.27
7.3.200.0140.00616.42
7.3.190.0120.00916.36
7.3.180.0110.00816.33
7.3.170.0110.00816.32
7.3.160.0120.00816.35
7.3.150.0120.00816.34
7.3.140.0110.00816.31
7.3.130.0110.00916.30
7.3.120.0110.00916.25
7.3.110.0120.00816.26
7.3.100.0120.00816.26
7.3.90.0120.00816.28
7.3.80.0120.00816.25
7.3.70.0130.00716.26
7.3.60.0120.00816.27
7.3.50.0120.00916.27
7.3.40.0110.00916.25
7.3.30.0120.00716.27
7.3.20.0130.00816.56
7.3.10.0140.00816.52
7.3.00.0130.00816.53
7.2.340.0140.00816.41
7.2.330.0150.00616.45
7.2.320.0130.00816.47
7.2.310.0130.00816.48
7.2.300.0120.00816.42
7.2.290.0120.00916.44
7.2.280.0120.00816.42
7.2.270.0110.00916.46
7.2.260.0110.00916.47
7.2.250.0120.00816.42
7.2.240.0120.00916.45
7.2.230.0140.00716.42
7.2.220.0120.00916.38
7.2.210.0130.00816.39
7.2.200.0130.00816.40
7.2.190.0130.00916.38
7.2.180.0110.00916.38
7.2.170.0120.00916.43
7.2.160.0120.01016.41
7.2.150.0140.00916.73
7.2.140.0140.00916.71
7.2.130.0140.01016.72
7.2.120.0150.00816.74
7.2.110.0140.00916.73
7.2.100.0220.00816.65
7.2.90.0190.00916.66
7.2.80.0170.00816.66
7.2.70.0160.00916.69
7.2.60.0180.00916.68
7.2.50.0170.01016.67
7.2.40.0180.00916.71
7.2.30.0180.00916.74
7.2.20.0200.00816.67
7.2.10.0190.00816.70
7.2.00.0170.00816.66
7.1.330.0180.00915.69
7.1.320.0180.00715.72
7.1.310.0170.00815.73
7.1.300.0190.00815.69
7.1.290.0200.00815.68
7.1.280.0170.00915.69
7.1.270.0200.00815.69
7.1.260.0200.00815.64
7.1.250.0190.00815.62
7.1.240.0190.00815.59
7.1.230.0200.00815.65
7.1.220.0270.00815.60
7.1.210.0230.00815.60
7.1.200.0210.00915.62
7.1.190.0220.00915.60
7.1.180.0220.00915.58
7.1.170.0230.00815.60
7.1.160.0220.00815.59
7.1.150.0200.00715.59
7.1.140.0200.00915.60
7.1.130.0210.00815.60
7.1.120.0210.00715.59
7.1.110.0210.00915.65
7.1.100.0220.00815.63
7.1.90.0200.00815.57
7.1.80.0250.00815.59
7.1.70.0190.00915.63
7.1.60.0200.00816.00
7.1.50.0180.01015.98
7.1.40.0210.00815.99
7.1.30.0210.00815.95
7.1.20.0220.00715.96
7.1.10.0180.00815.57
7.1.00.0180.00915.69
7.0.330.0200.00815.38
7.0.320.0170.00815.39
7.0.310.0210.00815.36
7.0.300.0230.00815.35
7.0.290.0200.00815.34
7.0.280.0250.00715.33
7.0.270.0200.00815.31
7.0.260.0220.00815.32
7.0.250.0200.00815.41
7.0.240.0210.00915.36
7.0.230.0220.00815.37
7.0.220.0220.00815.34
7.0.210.0220.00715.38
7.0.200.0180.00915.37
7.0.190.0180.00815.35
7.0.180.0200.00815.36
7.0.170.0190.00815.37
7.0.160.0180.00715.32
7.0.150.0170.00915.34
7.0.140.0170.01015.46
7.0.130.0190.00815.35
7.0.120.0180.00815.36
7.0.110.0180.00715.33
7.0.100.0170.00915.41
7.0.90.0180.00915.39
7.0.80.0190.00915.38
7.0.70.0170.01015.38
7.0.60.0190.00815.41
7.0.50.0200.00915.40
7.0.40.0170.00915.36
7.0.30.0210.01015.36
7.0.20.0200.00815.31
7.0.10.0200.00915.34
7.0.00.0150.01015.34
5.6.400.0170.01015.88
5.6.390.0160.01015.87
5.6.380.0170.01015.85
5.6.370.0160.01015.88
5.6.360.0170.01015.84
5.6.350.0150.01015.87
5.6.340.0160.01015.87
5.6.330.0150.01015.88
5.6.320.0160.01015.83
5.6.310.0150.01015.86
5.6.300.0150.01015.85
5.6.290.0170.00915.82
5.6.280.0150.01115.99
5.6.270.0160.00915.87
5.6.260.0150.01015.85
5.6.250.0160.01015.94
5.6.240.0160.01115.93
5.6.230.0160.01015.97
5.6.220.0160.01015.93
5.6.210.0160.01115.93
5.6.200.0170.01015.96
5.6.190.0150.01315.95
5.6.180.0160.01115.96
5.6.170.0170.01115.95
5.6.160.0170.00915.96
5.6.150.0160.01215.96
5.6.140.0150.01215.96
5.6.130.0160.01015.95
5.6.120.0160.01115.96
5.6.110.0160.01115.94
5.6.100.0160.01115.94
5.6.90.0170.01015.93
5.6.80.0150.01115.85
5.6.70.0150.01115.88
5.6.60.0160.01015.87
5.6.50.0140.01215.85
5.6.40.0150.01115.84
5.6.30.0150.01115.84
5.6.20.0150.01015.85
5.6.10.0160.01115.84
5.6.00.0150.01115.84
5.5.380.0170.01215.89
5.5.370.0180.01115.89
5.5.360.0180.01015.83
5.5.350.0170.01215.84
5.5.340.0180.01015.86
5.5.330.0170.01115.86
5.5.320.0190.01115.88
5.5.310.0170.01215.83
5.5.300.0190.01015.82
5.5.290.0170.01215.85
5.5.280.0170.01015.87
5.5.270.0190.01015.83
5.5.260.0180.01015.87
5.5.250.0170.01115.81
5.5.240.0170.01015.80
5.5.230.0160.01115.77
5.5.220.0170.01015.79
5.5.210.0170.01015.80
5.5.200.0160.01115.75
5.5.190.0160.01015.74
5.5.180.0170.01115.76
5.5.170.0160.01115.75
5.5.160.0180.00915.78
5.5.150.0170.01015.76
5.5.140.0170.01015.72
5.5.130.0160.01115.77
5.5.120.0180.01015.75
5.5.110.0170.01115.76
5.5.100.0170.01115.75
5.5.90.0160.01115.76
5.5.80.0170.01115.79
5.5.70.0160.01315.78
5.5.60.0160.01115.74
5.5.50.0170.01115.78
5.5.40.0170.01015.75
5.5.30.0160.01115.76
5.5.20.0150.01215.77
5.5.10.0170.01115.75
5.5.00.0160.01115.75
5.4.450.0140.00912.85
5.4.440.0130.00912.89
5.4.430.0130.00812.86
5.4.420.0140.00812.87
5.4.410.0140.00812.88
5.4.400.0140.00712.83
5.4.390.0140.00812.80
5.4.380.0140.00812.80
5.4.370.0140.00712.83
5.4.360.0130.00812.81
5.4.350.0130.00812.78
5.4.340.0120.00912.78
5.4.330.0150.00612.67
5.4.320.0130.00812.84
5.4.310.0140.00912.81
5.4.300.0150.00712.81
5.4.290.0150.00712.76
5.4.280.0150.00812.80
5.4.270.0150.00712.78
5.4.260.0140.00812.80
5.4.250.0140.00812.75
5.4.240.0140.00812.78
5.4.230.0140.00812.78
5.4.220.0150.00812.76
5.4.210.0150.00712.72
5.4.200.0150.00712.73
5.4.190.0140.00912.74
5.4.180.0140.00912.74
5.4.170.0140.00812.79
5.4.160.0130.00812.73
5.4.150.0140.00812.74
5.4.140.0140.00812.76
5.4.130.0130.00912.73
5.4.120.0120.00812.74
5.4.110.0130.00812.77
5.4.100.0130.00812.77
5.4.90.0130.00712.74
5.4.80.0140.00712.79
5.4.70.0140.00712.77
5.4.60.0130.00712.78
5.4.50.0130.00712.74
5.4.40.0120.00812.74
5.4.30.0130.00912.79
5.4.20.0130.00812.79
5.4.10.0130.00912.78
5.4.00.0120.00912.72
5.3.290.0140.00913.16
5.3.280.0140.00913.02
5.3.270.0140.00913.12
5.3.260.0130.01013.12
5.3.250.0140.00813.12
5.3.240.0130.00913.06
5.3.230.0140.00813.06
5.3.220.0130.00913.02
5.3.210.0130.00913.00
5.3.200.0130.01013.00
5.3.190.0130.00913.07
5.3.180.0130.00913.11
5.3.170.0140.00813.13
5.3.160.0120.00913.11
5.3.150.0140.00813.12
5.3.140.0150.00913.13
5.3.130.0130.00913.07
5.3.120.0140.00913.06
5.3.110.0130.00913.09
5.3.100.0130.00913.11
5.3.90.0130.00913.10
5.3.80.0130.01012.98
5.3.70.0130.00912.97
5.3.60.0140.00813.09
5.3.50.0130.00812.97
5.3.40.0130.00912.95
5.3.30.0120.01013.01
5.3.20.0130.00913.07
5.3.10.0140.00812.84
5.3.00.0120.01012.85

preferences:
65.1 ms | 400 KiB | 5 Q