3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyCache { private $cache = []; public function has($key) { echo "\nget: " . json_encode($key); return array_key_exists( $key, $this->cache ); } public function set($key, $val) { echo "\nset: " . json_encode($key); $this->cache[$key] = $val; } } $mc = new MyCache(); $mc->has(['x']); $mc->has([]); $mc->has(false); $mc->has(true); $mc->has(''); $mc->has(0); echo "\n"; $mc->set(['x'], 1); $mc->set([], 1); $mc->set(false, 1); $mc->set(true, 1); $mc->set('', 1); $mc->set(0, 1);

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)
8.5.30.0100.00619.48
8.5.20.0120.00519.41
8.5.10.0120.01016.76
8.5.00.0110.01320.22
8.4.180.0220.00520.66
8.4.170.0110.01123.88
8.4.160.0130.00823.72
8.4.150.0030.00014.05
8.4.140.0110.01017.78
8.4.130.0110.00918.21
8.4.120.0100.00920.40
8.4.110.0130.00622.20
8.4.100.0140.00617.72
8.4.90.0120.01218.14
8.4.80.0080.00020.55
8.4.70.0090.00718.07
8.4.60.0100.01117.86
8.4.50.0100.00920.43
8.4.40.0040.00419.50
8.4.30.0000.00820.41
8.4.20.0100.01020.80
8.4.10.0050.00519.75
8.3.300.0140.00920.88
8.3.290.0120.01020.88
8.3.280.0120.00718.50
8.3.270.0100.01116.86
8.3.260.0130.00516.89
8.3.250.0090.00819.18
8.3.240.0090.00916.68
8.3.230.0070.01216.76
8.3.220.0130.00517.34
8.3.210.0090.01116.86
8.3.200.0110.00916.64
8.3.190.0080.01117.04
8.3.180.0110.00816.61
8.3.170.0090.00317.13
8.3.160.0070.01019.09
8.3.150.0090.00918.78
8.3.140.0080.01118.61
8.3.130.0040.00416.54
8.3.120.0060.00319.01
8.3.110.0130.00720.94
8.3.100.0080.00024.06
8.3.90.0040.00726.77
8.3.80.0090.00016.63
8.3.70.0110.00416.63
8.3.60.0120.00316.63
8.3.50.0100.01018.02
8.3.40.0150.00318.75
8.3.30.0150.00018.52
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0000.00826.16
8.2.300.0110.00918.75
8.2.290.0110.00720.61
8.2.280.0060.00318.70
8.2.270.0090.01217.43
8.2.260.0040.00418.54
8.2.250.0040.00418.30
8.2.240.0030.00619.10
8.2.230.0080.00022.58
8.2.220.0080.00037.54
8.2.210.0110.00426.77
8.2.200.0000.00916.75
8.2.190.0140.00017.00
8.2.180.0070.00725.92
8.2.170.0040.01119.02
8.2.160.0070.00722.96
8.2.150.0050.00225.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.01119.95
8.2.110.0060.00319.36
8.2.100.0090.00317.91
8.2.90.0040.00417.88
8.2.80.0080.00018.90
8.2.70.0090.00317.50
8.2.60.0000.00918.05
8.2.50.0060.00318.07
8.2.40.0090.00218.22
8.2.30.0040.00418.06
8.2.20.0050.00218.15
8.2.10.0050.00321.08
8.2.00.0040.00419.31
8.1.340.0100.00921.70
8.1.330.0150.00416.67
8.1.320.0110.00823.93
8.1.310.0110.00016.82
8.1.300.0150.00318.62
8.1.290.0110.00418.88
8.1.280.0070.00725.92
8.1.270.0000.00723.99
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0060.00621.93
8.1.230.0080.00322.61
8.1.220.0050.00317.76
8.1.210.0030.00518.77
8.1.200.0060.00317.47
8.1.190.0050.00317.22
8.1.180.0060.00318.10
8.1.170.0000.00818.58
8.1.160.0000.00718.89
8.1.150.0040.00418.64
8.1.140.0080.00018.79
8.1.130.0040.00420.21
8.1.120.0020.00517.44
8.1.110.0030.00617.36
8.1.100.0030.00517.42
8.1.90.0000.00717.30
8.1.80.0040.00417.31
8.1.70.0050.00317.43
8.1.60.0090.00017.52
8.1.50.0040.00417.43
8.1.40.0040.00417.53
8.1.30.0050.00317.69
8.1.20.0060.00317.69
8.1.10.0000.00717.64
8.1.00.0040.00417.39
8.0.300.0000.00918.77
8.0.290.0060.00316.63
8.0.280.0040.00418.51
8.0.270.0030.00318.09
8.0.260.0030.00318.60
8.0.250.0000.01017.07
8.0.240.0060.00317.03
8.0.230.0040.00417.02
8.0.220.0030.00316.99
8.0.210.0070.00016.93
8.0.200.0000.00717.05
8.0.190.0000.00816.92
8.0.180.0020.00516.95
8.0.170.0030.00617.05
8.0.160.0000.00716.84
8.0.150.0030.00516.93
8.0.140.0030.00316.82
8.0.130.0000.00613.41
8.0.120.0040.00416.95
8.0.110.0040.00416.91
8.0.100.0070.00016.81
8.0.90.0060.00216.96
8.0.80.0060.00216.78
8.0.70.0040.00416.73
8.0.60.0010.00716.87
8.0.50.0000.00716.73
8.0.30.0040.00316.81
8.0.20.0040.00416.90
8.0.10.0060.00216.91
8.0.00.0020.00516.89
7.4.330.0050.00015.55
7.4.320.0000.00616.49
7.4.300.0060.00016.53
7.4.290.0040.00416.47
7.4.280.0000.00816.56
7.4.270.0030.00516.54
7.4.260.0000.00513.34
7.4.250.0000.00816.59
7.4.240.0070.00016.46
7.4.230.0000.00816.50
7.4.220.0040.00316.56
7.4.210.0060.00116.54
7.4.200.0020.00516.53
7.4.190.0020.00516.49
7.4.180.0040.00416.52
7.4.160.0040.00316.54
7.4.150.0050.00216.54
7.4.140.0050.00216.40
7.4.130.0020.00516.45
7.4.120.0050.00216.28
7.4.110.0020.00616.55
7.4.100.0040.00316.43
7.4.90.0000.00716.38
7.4.80.0040.00416.35
7.4.70.0020.00516.42
7.4.60.0020.00516.25
7.4.50.0050.00216.50
7.4.40.0050.00216.40
7.4.30.0040.00316.44
7.4.20.0050.00216.61
7.4.10.0030.00316.45
7.4.00.0050.00216.42
7.3.330.0040.00416.38
7.3.320.0030.00513.30
7.3.310.0060.00316.29
7.3.300.0040.00216.31
7.3.290.0040.00416.38
7.3.280.0020.00516.40
7.3.270.0000.00716.42
7.3.260.0040.00416.35
7.3.250.0050.00216.39
7.3.240.0050.00316.37
7.3.230.0030.00516.44
7.3.220.0000.00816.34
7.3.210.0020.00516.35
7.3.200.0010.00616.33
7.3.190.0060.00116.30
7.3.180.0020.00616.31
7.3.170.0040.00416.29
7.3.160.0020.00516.34
7.3.150.0040.00316.36
7.3.140.0020.00516.29
7.3.130.0020.00516.36
7.3.120.0030.00616.29
7.3.110.0000.00816.32
7.3.100.0010.00616.31
7.3.90.0080.00016.58
7.3.80.0060.00116.34
7.3.70.0050.00216.33
7.3.60.0020.00516.44
7.3.50.0050.00216.48
7.3.40.0040.00416.45
7.3.30.0020.00516.50
7.3.20.0030.00716.43
7.3.10.0070.00116.37
7.3.00.0060.00116.45
7.2.340.0040.00416.33
7.2.330.0050.00316.43
7.2.320.0080.00016.33
7.2.310.0080.00016.32
7.2.300.0070.00016.38
7.2.290.0040.00416.36
7.2.280.0000.00716.31
7.2.270.0030.00516.37
7.2.260.0070.00016.34
7.2.250.0030.00316.38
7.2.240.0000.00716.21
7.2.230.0000.00716.32
7.2.220.0060.00216.45
7.2.210.0040.00416.35
7.2.200.0050.00316.54
7.2.190.0040.00416.56
7.2.180.0000.00716.38
7.2.170.0070.00016.46
7.2.160.0060.00316.59
7.2.150.0050.00316.51
7.2.140.0080.00016.53
7.2.130.0080.00016.73
7.2.120.0070.00316.73
7.2.110.0040.00416.74
7.2.100.0050.00316.80
7.2.90.0060.00316.63
7.2.80.0080.00016.63
7.2.70.0040.00416.63
7.2.60.0050.00316.67
7.2.50.0000.00816.49
7.2.40.0040.00416.69
7.2.30.0090.00516.57
7.2.20.0000.00816.84
7.2.10.0050.00316.62
7.2.00.0070.00016.75
7.1.330.0000.00715.52
7.1.320.0050.00215.49
7.1.310.0030.00615.61
7.1.300.0030.00615.69
7.1.290.0090.00015.63
7.1.280.0060.00315.51
7.1.270.0000.00915.69
7.1.260.0030.00615.48
7.1.250.0070.00215.57
7.1.240.0060.00315.44
7.1.230.0060.00315.45
7.1.220.0030.00615.50
7.1.210.0050.00315.45
7.1.200.0000.00915.60
7.1.190.0040.00415.62
7.1.180.0120.00415.58
7.1.170.0040.00415.49
7.1.160.0000.00915.54
7.1.150.0080.00515.48
7.1.140.0070.00215.46
7.1.130.0060.00515.54
7.1.120.0050.00515.38
7.1.110.0100.00015.55
7.1.100.0080.00015.52
7.1.90.0000.00815.39
7.1.80.0060.00315.44
7.1.70.0040.00415.38
7.1.60.0030.00615.56
7.1.50.0050.00315.57
7.1.40.0050.00315.54
7.1.30.0080.00015.68
7.1.20.0000.00815.55
7.1.10.0040.00415.51
7.1.00.0020.00715.37
7.0.330.0040.00415.16
7.0.320.0060.00315.32
7.0.310.0080.00015.35
7.0.300.0000.00915.23
7.0.290.0060.00215.09
7.0.280.0000.00715.09
7.0.270.0040.00815.23
7.0.260.0040.00415.17
7.0.250.0000.00815.27
7.0.240.0030.00315.31
7.0.230.0030.00315.30
7.0.220.0030.00315.27
7.0.210.0050.00315.25
7.0.200.0040.00415.14
7.0.190.0000.00715.31
7.0.180.0040.00415.23
7.0.170.0020.00515.39
7.0.160.0030.00515.30
7.0.150.0030.00615.29
7.0.140.0050.00315.21
7.0.130.0070.00015.29
7.0.120.0040.00415.38
7.0.110.0090.00015.17
7.0.100.0050.00315.27
7.0.90.0060.00315.23
7.0.80.0000.00915.19
7.0.70.0000.00815.07
7.0.60.0090.00015.15
7.0.50.0080.00315.13
7.0.40.0070.00015.33
7.0.30.0070.00015.38
7.0.20.0000.00715.23
7.0.10.0050.00315.16
7.0.00.0040.00415.29
5.6.400.0040.00415.84
5.6.390.0050.00316.01
5.6.380.0030.00315.84
5.6.370.0030.00315.77
5.6.360.0030.00315.80
5.6.350.0030.00315.77
5.6.340.0060.00316.09
5.6.330.0080.00016.07
5.6.320.0040.00415.80
5.6.310.0020.00516.00
5.6.300.0050.00315.70
5.6.290.0050.00316.07
5.6.280.0070.00015.75
5.6.270.0000.00715.83
5.6.260.0040.00416.11
5.6.250.0040.00416.08
5.6.240.0000.00915.88
5.6.230.0040.00415.94
5.6.220.0060.00316.05
5.6.210.0000.00715.82
5.6.200.0000.00916.18
5.6.190.0000.00915.91
5.6.180.0030.00615.87
5.6.170.0080.00015.93
5.6.160.0000.00815.93
5.6.150.0070.00015.96
5.6.140.0000.00816.16
5.6.130.0040.00415.90
5.6.120.0000.00816.11
5.6.110.0040.00415.92
5.6.100.0000.00815.99
5.6.90.0070.00015.91
5.6.80.0050.00315.79
5.6.70.0050.00216.16
5.6.60.0000.00815.85
5.6.50.0040.00415.89
5.6.40.0000.00816.05
5.6.30.0050.00316.15
5.6.20.0040.00416.07
5.6.10.0030.00615.91
5.6.00.0040.00415.75
5.5.380.0050.00316.04
5.5.370.0000.00915.91
5.5.360.0080.00015.86
5.5.350.0000.00715.89
5.5.340.0050.00315.86
5.5.330.0070.00015.83
5.5.320.0080.00015.77
5.5.310.0040.00415.68
5.5.300.0000.00815.79
5.5.290.0040.00415.76
5.5.280.0030.00515.79
5.5.270.0070.00215.79
5.5.260.0050.00315.77
5.5.250.0040.00416.07
5.5.240.0050.00215.95
5.5.230.0020.00515.92
5.5.220.0040.00416.04
5.5.210.0080.00016.01
5.5.200.0000.00715.84
5.5.190.0000.00715.80
5.5.180.0070.00015.84
5.5.170.0070.00015.75
5.5.160.0000.00715.80
5.5.150.0000.00715.71
5.5.140.0040.00415.66
5.5.130.0000.00715.71
5.5.120.0050.00215.81
5.5.110.0050.00215.57
5.5.100.0070.00015.99
5.5.90.0040.00415.92
5.5.80.0040.00415.80
5.5.70.0020.00516.11
5.5.60.0070.00015.88
5.5.50.0020.00515.99
5.5.40.0050.00215.77
5.5.30.0030.00315.83
5.5.20.0050.00315.92
5.5.10.0030.00315.87
5.5.00.0030.00315.84
5.4.450.0000.00512.73
5.4.440.0050.00012.65
5.4.430.0000.00512.78
5.4.420.0000.00512.76
5.4.410.0030.00312.79
5.4.400.0060.00012.61
5.4.390.0050.00012.71
5.4.380.0000.00512.61
5.4.370.0030.00312.64
5.4.360.0030.00312.61
5.4.350.0060.00012.61
5.4.340.0000.00612.61
5.4.330.0060.00012.94
5.4.320.0050.00012.91
5.4.310.0030.00312.87
5.4.300.0050.00012.80
5.4.290.0000.00512.92
5.4.280.0060.00012.82
5.4.270.0050.00012.68
5.4.260.0030.00312.94
5.4.250.0060.00012.73
5.4.240.0000.00512.86
5.4.230.0030.00312.55
5.4.220.0000.00512.64
5.4.210.0030.00312.75
5.4.200.0020.00212.52
5.4.190.0050.00012.59
5.4.180.0000.00512.75
5.4.170.0000.00612.69
5.4.160.0000.00512.58
5.4.150.0000.00612.64
5.4.140.0000.00512.75
5.4.130.0000.00613.06
5.4.120.0000.00512.82
5.4.110.0000.00512.87
5.4.100.0030.00312.90
5.4.90.0000.00512.68
5.4.80.0020.00212.96
5.4.70.0050.00012.71
5.4.60.0000.00512.96
5.4.50.0000.00512.77
5.4.40.0020.00212.81
5.4.30.0000.00512.89
5.4.20.0030.00312.73
5.4.10.0050.00012.90
5.4.00.0050.00012.64
5.3.290.0000.00512.89
5.3.280.0050.00012.71
5.3.270.0050.00012.59
5.3.260.0000.00512.86
5.3.250.0050.00012.81
5.3.240.0030.00312.71
5.3.230.0000.00512.71
5.3.220.0050.00012.79
5.3.210.0020.00212.79
5.3.200.0020.00212.79
5.3.190.0000.00612.85
5.3.180.0000.00613.00
5.3.170.0020.00212.79
5.3.160.0030.00312.69
5.3.150.0050.00012.91
5.3.140.0000.00612.73
5.3.130.0060.00012.77
5.3.120.0000.00512.88
5.3.110.0000.00513.02
5.3.100.0000.00512.67
5.3.90.0000.00513.10
5.3.80.0030.00312.69
5.3.70.0060.00012.61
5.3.60.0000.00612.68
5.3.50.0020.00212.96
5.3.40.0060.00012.76
5.3.30.0050.00012.66
5.3.20.0050.00012.74
5.3.10.0030.00312.36
5.3.00.0000.00512.65
5.2.170.0030.00311.86
5.2.160.0030.00311.81
5.2.150.0050.00011.85
5.2.140.0030.00311.88
5.2.130.0040.00011.81
5.2.120.0020.00211.99
5.2.110.0000.00411.60
5.2.100.0020.00211.68
5.2.90.0000.00411.79
5.2.80.0020.00211.73
5.2.70.0000.00411.53
5.2.60.0000.00511.52
5.2.50.0050.00011.97
5.2.40.0050.00011.75
5.2.30.0000.00411.66
5.2.20.0040.00011.38
5.2.10.0020.00211.49
5.2.00.0050.00011.48
5.1.60.0030.00310.84
5.1.50.0000.00411.04
5.1.40.0020.00210.84
5.1.30.0000.00411.03
5.1.20.0000.00410.94
5.1.10.0040.00011.08
5.1.00.0020.00210.84
5.0.50.0000.00410.84
5.0.40.0000.00310.84
5.0.30.0000.00410.84
5.0.20.0040.00010.84
5.0.10.0000.00410.84
5.0.00.0030.00010.84
4.4.90.0020.00010.84
4.4.80.0020.00010.84
4.4.70.0000.00210.84
4.4.60.0000.00210.84
4.4.50.0030.00010.84
4.4.40.0000.00310.84
4.4.30.0030.00010.84
4.4.20.0000.00210.84
4.4.10.0030.00010.84
4.4.00.0030.00010.84
4.3.110.0000.00310.84
4.3.100.0030.00010.84
4.3.90.0000.00210.84
4.3.80.0000.00210.84
4.3.70.0000.00210.84
4.3.60.0000.00210.84
4.3.50.0020.00010.84
4.3.40.0000.00210.84
4.3.30.0000.00310.84
4.3.20.0030.00010.84
4.3.10.0000.00310.84
4.3.00.0030.00010.84

preferences:
214.63 ms | 475 KiB | 5 Q