3v4l.org

run code in 300+ PHP versions simultaneously
<?php $my_key = "\x00" . 5425148641218; $var[$my_key] = TRUE; foreach($var as $key => $val) { if ($key === $my_key) { echo 'You got it right'; } else { echo 'You got it wrong'; } }

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)
8.3.60.0110.00716.50
8.3.50.0090.00821.93
8.3.40.0080.00818.64
8.3.30.0040.01119.22
8.3.20.0030.00620.04
8.3.10.0040.00420.46
8.3.00.0050.00319.38
8.2.180.0140.00318.29
8.2.170.0100.01022.96
8.2.160.0070.00720.32
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0030.00521.16
8.2.110.0060.00320.93
8.2.100.0110.00418.03
8.2.90.0000.00819.34
8.2.80.0030.00617.97
8.2.70.0050.00317.50
8.2.60.0030.00617.93
8.2.50.0030.00518.10
8.2.40.0050.00518.34
8.2.30.0050.00319.30
8.2.20.0040.00417.68
8.2.10.0000.00718.08
8.2.00.0000.00717.65
8.1.280.0150.00625.92
8.1.270.0050.00523.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00022.64
8.1.230.0120.00017.95
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0000.00917.35
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0000.00818.63
8.1.160.0050.00222.05
8.1.150.0050.00218.80
8.1.140.0030.00617.35
8.1.130.0060.00017.82
8.1.120.0000.00717.36
8.1.110.0060.00317.35
8.1.100.0040.00417.50
8.1.90.0030.00717.38
8.1.80.0040.00417.49
8.1.70.0070.00017.33
8.1.60.0030.00617.48
8.1.50.0040.00417.41
8.1.40.0000.00717.55
8.1.30.0040.00417.52
8.1.20.0060.00317.56
8.1.10.0000.00717.60
8.1.00.0040.00417.50
8.0.300.0000.00819.88
8.0.290.0050.00316.63
8.0.280.0030.00318.39
8.0.270.0030.00617.13
8.0.260.0040.00417.12
8.0.250.0070.00016.84
8.0.240.0030.00317.01
8.0.230.0070.00016.93
8.0.220.0030.00316.89
8.0.210.0040.00416.75
8.0.200.0030.00317.01
8.0.190.0030.00616.93
8.0.180.0030.00316.80
8.0.170.0070.00016.94
8.0.160.0000.00816.95
8.0.150.0030.00316.88
8.0.140.0040.00416.89
8.0.130.0060.00013.30
8.0.120.0040.00416.89
8.0.110.0050.00316.84
8.0.100.0000.00716.77
8.0.90.0030.00517.01
8.0.80.0070.00716.76
8.0.70.0070.00016.79
8.0.60.0000.00916.79
8.0.50.0040.00416.78
8.0.30.0130.01317.07
8.0.20.0140.00517.40
8.0.10.0040.00417.07
8.0.00.0090.00816.81
7.4.330.0020.00215.00
7.4.320.0060.00016.64
7.4.300.0030.00316.63
7.4.290.0000.00716.54
7.4.280.0030.00616.47
7.4.270.0000.00716.50
7.4.260.0000.00816.55
7.4.250.0000.00716.46
7.4.240.0060.00116.51
7.4.230.0000.00716.38
7.4.220.0000.02116.67
7.4.210.0000.01316.45
7.4.200.0000.00816.66
7.4.160.0090.01216.41
7.4.150.0130.01017.40
7.4.140.0140.00717.86
7.4.130.0070.01016.53
7.4.120.0100.00716.62
7.4.110.0100.00616.46
7.4.100.0160.00716.46
7.4.90.0060.01616.62
7.4.80.0060.01619.39
7.4.70.0100.00716.42
7.4.60.0060.01316.40
7.4.50.0050.00316.71
7.4.40.0090.00616.39
7.4.30.0070.01316.61
7.4.10.0030.01416.61
7.4.00.0070.01015.80
7.3.330.0020.00313.25
7.3.320.0030.00313.08
7.3.310.0030.00316.29
7.3.300.0000.00616.36
7.3.290.0070.00716.27
7.3.280.0120.00516.31
7.3.270.0120.00617.40
7.3.260.0140.00416.36
7.3.250.0050.01216.41
7.3.240.0130.00416.42
7.3.230.0130.00316.50
7.3.210.0100.00716.56
7.3.200.0100.00719.39
7.3.190.0070.01016.43
7.3.180.0040.01216.44
7.3.170.0100.00716.41
7.3.160.0060.00916.55
7.3.130.0100.01016.36
7.3.120.0080.00615.53
7.3.110.0090.00515.56
7.3.100.0060.00815.46
7.3.90.0060.00915.55
7.3.80.0060.00815.49
7.3.70.0090.00515.61
7.3.60.0060.00915.49
7.3.50.0100.00515.55
7.3.40.0060.00915.36
7.3.30.0050.01115.66
7.3.20.0050.01017.28
7.3.10.0040.01017.24
7.3.00.0050.00717.40
7.2.330.0000.01716.35
7.2.320.0130.00916.46
7.2.310.0160.00316.72
7.2.300.0070.01016.85
7.2.290.0070.01016.79
7.2.260.0150.00316.41
7.2.250.0140.00716.58
7.2.240.0060.01015.79
7.2.230.0080.00815.67
7.2.220.0060.00815.87
7.2.210.0040.00915.91
7.2.200.0070.00715.79
7.2.190.0080.00415.75
7.2.180.0060.01115.74
7.2.170.0080.00615.79
7.2.160.0030.01215.74
7.2.150.0080.00917.58
7.2.140.0040.00917.65
7.2.130.0020.01317.74
7.2.120.0090.00817.73
7.2.110.0060.00617.42
7.2.100.0050.00917.64
7.2.90.0030.01317.64
7.2.80.0040.01117.70
7.2.70.0100.00717.70
7.2.60.0080.00817.76
7.2.50.0100.00617.68
7.2.40.0040.01017.62
7.2.30.0060.00917.74
7.2.20.0030.01517.46
7.2.10.0060.01117.58
7.2.00.0060.00818.25
7.1.330.0100.00716.55
7.1.320.0030.01116.61
7.1.310.0050.00916.69
7.1.300.0030.00816.54
7.1.290.0040.00916.56
7.1.280.0070.00816.64
7.1.270.0070.00716.59
7.1.260.0050.00816.39
7.1.250.0070.00816.49
7.1.240.0030.01017.32
7.1.230.0000.01217.38
7.1.220.0070.00717.32
7.1.210.0080.01217.07
7.1.200.0050.01117.21
7.1.190.0040.01417.35
7.1.180.0040.00817.15
7.1.170.0040.00717.32
7.1.160.0000.01817.37
7.1.150.0000.01017.40
7.1.140.0070.01017.30
7.1.130.0060.01217.36
7.1.120.0040.00717.32
7.1.110.0060.00917.30
7.1.100.0030.01017.60
7.1.90.0040.01217.43
7.1.80.0100.01017.06
7.1.70.0050.00517.23
7.1.60.0100.00818.33
7.1.50.0110.00916.95
7.1.40.0030.00717.44
7.1.30.0030.00917.41
7.1.20.0000.01217.32
7.1.10.0070.01017.27
7.1.00.0080.03819.80
7.0.330.0030.00617.07
7.0.320.0050.01016.91
7.0.310.0030.01016.84
7.0.300.0040.01517.18
7.0.290.0030.00716.95
7.0.280.0000.00917.13
7.0.270.0070.00716.93
7.0.260.0060.00616.92
7.0.250.0040.00917.01
7.0.240.0100.00716.98
7.0.230.0060.01316.99
7.0.220.0000.01116.96
7.0.210.0060.00917.07
7.0.200.0020.00816.96
7.0.190.0060.00617.05
7.0.180.0080.00316.76
7.0.170.0100.00617.02
7.0.160.0070.00716.97
7.0.150.0110.00416.80
7.0.140.0070.03719.51
7.0.130.0070.01016.80
7.0.120.0030.01317.05
7.0.110.0070.00716.95
7.0.100.0070.00716.83
7.0.90.0040.01117.04
7.0.80.0090.00316.99
7.0.70.0000.01116.99
7.0.60.0000.04918.44
7.0.50.0120.03517.43
7.0.40.0070.04617.50
7.0.30.0120.03317.58
7.0.20.0170.04017.58
7.0.10.0050.02517.53
7.0.00.0090.02417.57
5.6.400.0130.00316.14
5.6.390.0090.00615.69
5.6.380.0040.01116.09
5.6.370.0120.00315.97
5.6.360.0030.00715.60
5.6.350.0100.00615.78
5.6.340.0060.00616.18
5.6.330.0100.00315.67
5.6.320.0070.00716.21
5.6.310.0040.01216.28
5.6.300.0000.01116.19
5.6.290.0080.00615.94
5.6.280.0020.04318.46
5.6.270.0070.00715.72
5.6.260.0000.01215.68
5.6.250.0030.00715.64
5.6.240.0070.00715.90
5.6.230.0090.00615.73
5.6.220.0040.01115.95
5.6.210.0090.03118.39
5.6.200.0080.03017.15
5.6.190.0080.04318.42
5.6.180.0170.02718.22
5.6.170.0120.02518.10
5.6.160.0090.04518.24
5.6.150.0060.04517.10
5.6.140.0050.02617.06
5.6.130.0030.02617.13
5.6.120.0070.02618.34
5.6.110.0060.04418.57
5.6.100.0070.02418.43
5.6.90.0050.03318.48
5.6.80.0050.04418.09
5.6.70.0060.00915.86
5.6.60.0000.01115.63
5.6.50.0000.01815.88
5.6.40.0070.01015.75
5.6.30.0070.00715.99
5.6.20.0060.00615.98
5.6.10.0030.00616.05
5.6.00.0060.00615.74
5.5.380.0070.00715.86
5.5.370.0070.00715.88
5.5.360.0000.01015.86
5.5.350.2170.02218.10
5.5.340.0070.04317.00
5.5.330.0030.03918.03
5.5.320.0150.02018.10
5.5.310.0210.03218.05
5.5.300.0100.01916.85
5.5.290.0030.04017.00
5.5.280.0100.04518.30
5.5.270.0150.03818.32
5.5.260.0080.04018.21
5.5.250.0120.03618.22
5.5.240.0100.04217.93
5.5.230.0030.00915.74
5.5.220.0060.00615.64
5.5.210.0090.00615.92
5.5.200.0000.01115.77
5.5.190.0080.00415.88
5.5.180.0100.00015.56
5.5.170.0070.01015.97
5.5.160.0100.00615.57
5.5.150.0090.00915.52
5.5.140.0070.01015.87
5.5.130.0070.00715.86
5.5.120.0070.00716.01
5.5.110.0000.00915.68
5.5.100.0030.00615.67
5.5.90.0060.00916.01
5.5.80.0090.00915.97
5.5.70.0040.01115.90
5.5.60.0060.00615.94
5.5.50.0030.01215.67
5.5.40.0030.00915.75
5.5.30.0100.00715.85
5.5.20.0090.00615.84
5.5.10.0000.01115.78
5.5.00.0100.00015.89
5.4.450.0170.02416.50
5.4.440.0210.02616.56
5.4.430.0280.02016.39
5.4.420.0400.02516.40
5.4.410.0200.03116.39
5.4.400.0220.02316.40
5.4.390.0250.02416.30
5.4.380.0180.02816.01
5.4.370.0240.03716.05
5.4.360.0140.03216.00
5.4.350.0250.03316.00
5.4.340.0180.02716.10
5.4.330.0100.00313.54
5.4.320.0060.02913.00
5.4.310.0060.02113.00
5.4.300.0050.02613.00
5.4.290.0080.02313.00
5.4.280.0080.02412.95
5.4.270.0030.02312.95
5.4.260.0090.02812.95
5.4.250.0050.02512.95
5.4.240.0070.02212.95
5.4.230.0070.02312.94
5.4.220.0090.02212.94
5.4.210.0060.01812.94
5.4.200.0020.02612.94
5.4.190.0110.02112.94
5.4.180.0040.02212.94
5.4.170.0090.02112.95
5.4.160.0060.02412.95
5.4.150.0030.02712.94
5.4.140.0070.02312.79
5.4.130.0020.02912.78
5.4.120.0040.02612.76
5.4.110.0060.02112.76
5.4.100.0020.02412.75
5.4.90.0050.02412.75
5.4.80.0020.02712.75
5.4.70.0080.02712.75
5.4.60.0070.02012.75
5.4.50.0080.02512.75
5.4.40.0050.02012.75
5.4.30.0060.02312.75
5.4.20.0060.02712.75
5.4.10.0050.02112.75
5.4.00.0080.01812.49
5.3.290.0060.04312.80
5.3.280.0070.03712.71
5.3.270.0060.04212.73
5.3.260.0080.03812.72
5.3.250.0120.03212.72
5.3.240.0080.04512.72
5.3.230.0080.03612.71
5.3.220.0100.03412.68
5.3.210.0090.03712.68
5.3.200.0100.05012.68
5.3.190.0110.04112.68
5.3.180.0080.03912.67
5.3.170.0090.04012.67
5.3.160.0080.03712.67
5.3.150.0050.04112.67
5.3.140.0140.04112.66
5.3.130.0070.04312.66
5.3.120.0060.03912.66
5.3.110.0050.05012.65
5.3.100.0100.04612.12
5.3.90.0060.03612.08
5.3.80.0080.04412.08
5.3.70.0060.03912.07
5.3.60.0080.03712.06
5.3.50.0030.03812.00
5.3.40.0040.04712.00
5.3.30.0070.03711.94
5.3.20.0050.03511.72
5.3.10.0060.03611.69
5.3.00.0060.03611.68
5.2.170.0050.0299.18
5.2.160.0030.0309.18
5.2.150.0080.0349.18
5.2.140.0070.0279.17
5.2.130.0060.0279.14
5.2.120.0060.0319.14
5.2.110.0050.0319.14
5.2.100.0050.0319.14
5.2.90.0090.0289.14
5.2.80.0020.0409.13
5.2.70.0060.0399.13
5.2.60.0040.0329.09
5.2.50.0090.0309.05
5.2.40.0040.0309.04
5.2.30.0090.0289.01
5.2.20.0040.0298.99
5.2.10.0100.0448.93
5.2.00.0080.0358.79
5.1.60.0080.0218.07
5.1.50.0080.0288.07
5.1.40.0030.0258.05
5.1.30.0070.0298.41
5.1.20.0080.0268.43
5.1.10.0050.0258.15
5.1.00.0030.0328.15
5.0.50.0050.0236.63
5.0.40.0050.0216.49
5.0.30.0050.0306.30
5.0.20.0030.0216.27
5.0.10.0050.0186.25
5.0.00.0060.0276.23
4.4.90.0030.0154.78
4.4.80.0050.0134.76
4.4.70.0020.0184.75
4.4.60.0020.0174.75
4.4.50.0050.0124.77
4.4.40.0060.0284.71
4.4.30.0030.0154.76
4.4.20.0000.0184.84
4.4.10.0020.0164.85
4.4.00.0020.0254.76
4.3.110.0060.0124.67
4.3.100.0020.0204.66
4.3.90.0040.0194.63
4.3.80.0030.0294.58
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0030.0154.63
4.3.40.0040.0264.54
4.3.30.0020.0253.29
4.3.20.0020.0163.27
4.3.10.0020.0203.23
4.3.00.0130.01313.95

preferences:
44.88 ms | 401 KiB | 5 Q