3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array('foo' => 'bar'); var_dump(empty($test['foo'])); var_dump(empty($test['faa']));

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)
8.3.60.0070.00718.43
8.3.50.0110.00922.05
8.3.40.0120.00318.74
8.3.30.0100.00318.97
8.3.20.0040.00420.21
8.3.10.0040.00420.36
8.3.00.0090.00017.59
8.2.180.0120.00318.35
8.2.170.0070.00722.96
8.2.160.0080.00820.52
8.2.150.0100.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00722.18
8.2.110.0040.00420.43
8.2.100.0070.00317.91
8.2.90.0040.00419.13
8.2.80.0000.00817.97
8.2.70.0030.00517.49
8.2.60.0110.00017.80
8.2.50.0030.00618.07
8.2.40.0040.00418.28
8.2.30.0000.00819.12
8.2.20.0040.00417.55
8.2.10.0090.00017.93
8.2.00.0060.00317.47
8.1.280.0150.00325.92
8.1.270.0050.00323.84
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0090.00020.68
8.1.230.0030.00722.63
8.1.220.0050.00217.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0030.00517.00
8.1.180.0000.00718.10
8.1.170.0040.00418.31
8.1.160.0030.00321.82
8.1.150.0000.00718.76
8.1.140.0070.00017.30
8.1.130.0070.00017.84
8.1.120.0000.00817.31
8.1.110.0080.00017.38
8.1.100.0040.00417.36
8.1.90.0000.00717.44
8.1.80.0040.00317.41
8.1.70.0070.00017.37
8.1.60.0080.00017.43
8.1.50.0040.00417.36
8.1.40.0040.00417.36
8.1.30.0000.00817.52
8.1.20.0000.00817.59
8.1.10.0000.00817.47
8.1.00.0040.00417.37
8.0.300.0080.00018.77
8.0.290.0040.00416.63
8.0.280.0070.00018.36
8.0.270.0070.00017.14
8.0.260.0040.00417.19
8.0.250.0000.00716.86
8.0.240.0040.00416.91
8.0.230.0080.00016.84
8.0.220.0040.00416.71
8.0.210.0000.00716.78
8.0.200.0060.00016.92
8.0.190.0030.00316.88
8.0.180.0000.00816.73
8.0.170.0040.00416.89
8.0.160.0040.00416.87
8.0.150.0050.00216.67
8.0.140.0000.00716.75
8.0.130.0030.00313.30
8.0.120.0000.00816.69
8.0.110.0050.00216.86
8.0.100.0050.00216.80
8.0.90.0000.00716.82
8.0.80.0110.00716.80
8.0.70.0000.00716.93
8.0.60.0000.00716.87
8.0.50.0040.00416.71
8.0.30.0110.00817.08
8.0.20.0110.01117.40
8.0.10.0030.00516.98
8.0.00.0090.00816.57
7.4.330.0050.00015.00
7.4.320.0000.00716.45
7.4.300.0000.00616.58
7.4.290.0000.00716.48
7.4.280.0040.00416.41
7.4.270.0060.00016.57
7.4.260.0000.00713.20
7.4.250.0000.00816.54
7.4.240.0000.00716.44
7.4.230.0030.00316.56
7.4.220.0070.01116.39
7.4.210.0070.00716.48
7.4.200.0000.00716.23
7.4.160.0060.01116.36
7.4.150.0120.00917.40
7.4.140.0060.01017.86
7.4.130.0080.00916.37
7.4.120.0100.00616.43
7.4.110.0130.00316.23
7.4.100.0080.00816.30
7.4.90.0070.01016.27
7.4.80.0060.01318.80
7.4.70.0080.00816.38
7.4.60.0110.00516.45
7.4.50.0000.00816.40
7.4.40.0060.01216.29
7.4.30.0110.00916.46
7.4.00.0080.00714.81
7.3.330.0000.00613.12
7.3.320.0000.00613.04
7.3.310.0070.00016.13
7.3.300.0030.00316.22
7.3.290.0090.00916.23
7.3.280.0030.01216.21
7.3.270.0070.01717.40
7.3.260.0120.00616.13
7.3.250.0090.01016.17
7.3.240.0100.00716.39
7.3.230.0130.00316.39
7.3.210.0130.00716.26
7.3.200.0070.01119.39
7.3.190.0070.01416.18
7.3.180.0090.00916.24
7.3.170.0130.00916.27
7.3.160.0060.00916.18
7.3.120.0080.00814.68
7.3.110.0030.01414.77
7.3.100.0030.01114.80
7.3.90.0030.00914.72
7.3.80.0020.01114.50
7.3.70.0030.00914.65
7.3.60.0080.00514.69
7.3.50.0080.00614.66
7.3.40.0070.00314.48
7.3.30.0060.00914.59
7.3.20.0060.00816.45
7.3.10.0080.00516.50
7.3.00.0050.01016.33
7.2.330.0110.00716.52
7.2.320.0090.00616.51
7.2.310.0120.00916.52
7.2.300.0120.00616.23
7.2.290.0140.00316.62
7.2.250.0060.01015.01
7.2.240.0060.01314.92
7.2.230.0030.01215.00
7.2.220.0050.00714.93
7.2.210.0110.00715.05
7.2.200.0030.01214.94
7.2.190.0030.01014.87
7.2.180.0050.00914.80
7.2.170.0070.00914.89
7.2.60.0080.00816.46
7.2.00.0070.01019.28
7.1.330.0110.00515.76
7.1.320.0020.00915.51
7.1.310.0050.00915.72
7.1.300.0060.00615.64
7.1.290.0020.01115.52
7.1.280.0060.00915.68
7.1.270.0050.00815.59
7.1.260.0060.00515.52
7.1.200.0110.00415.57
7.1.100.0030.01017.99
7.1.70.0000.00817.11
7.1.60.0070.01319.32
7.1.50.0150.00616.80
7.1.00.0000.08022.25
7.0.200.0040.00416.76
7.0.140.0070.07021.98
7.0.60.0100.08020.00
7.0.50.0070.08717.81
7.0.40.0070.04720.04
7.0.30.0600.07020.00
7.0.20.0430.07020.12
7.0.10.0030.09020.30
7.0.00.0200.07320.45
5.6.280.0000.07721.09
5.6.210.0100.03320.64
5.6.200.0170.07318.23
5.6.190.0000.07020.34
5.6.180.0530.07320.64
5.6.170.0430.07320.50
5.6.160.0030.08720.37
5.6.150.0000.08718.17
5.6.140.0030.04018.19
5.6.130.0130.06018.13
5.6.120.0100.05020.79
5.6.110.0200.06720.87
5.6.100.0070.08720.95
5.6.90.0170.07720.94
5.6.80.0070.08320.33
5.5.350.0130.08320.37
5.5.340.0070.07717.98
5.5.330.0100.04720.57
5.5.320.0400.08020.30
5.5.310.0200.08720.29
5.5.300.0070.08018.00
5.5.290.0030.08717.90
5.5.280.0030.04020.89
5.5.270.0130.07020.71
5.5.260.0100.06720.70
5.5.250.0100.07020.61
5.5.240.0130.06020.35
5.4.450.0700.03319.21
5.4.440.0900.06019.63
5.4.430.0900.05019.52
5.4.420.0630.05319.63
5.4.410.1030.05019.32
5.4.400.0800.05319.13
5.4.390.0830.05019.17
5.4.380.0300.05718.55
5.4.370.0330.07318.50
5.4.360.0400.06318.46
5.4.350.0200.06018.77
5.4.340.0370.05018.72
5.4.320.0080.03512.45
5.4.310.0070.03812.45
5.4.300.0040.04512.45
5.4.290.0070.03612.45
5.4.280.0050.03612.35
5.4.270.0050.03712.35
5.4.260.0050.03812.35
5.4.250.0050.03712.35
5.4.240.0050.03812.35
5.4.230.0040.04012.34
5.4.220.0080.03312.34
5.4.210.0030.03812.34
5.4.200.0070.04112.34
5.4.190.0040.04012.33
5.4.180.0040.03812.33
5.4.170.0070.04512.35
5.4.160.0100.03212.34
5.4.150.0060.03612.34
5.4.140.0050.03812.02
5.4.130.0060.03512.01
5.4.120.0040.03611.96
5.4.110.0060.03411.96
5.4.100.0070.03411.96
5.4.90.0060.03611.96
5.4.80.0120.02911.96
5.4.70.0050.03511.96
5.4.60.0030.03711.96
5.4.50.0090.03111.96
5.4.40.0060.04411.95
5.4.30.0040.04311.95
5.4.20.0070.03411.94
5.4.10.0100.03011.95
5.4.00.0080.03811.44
5.3.290.0050.03912.80
5.3.280.0070.03612.71
5.3.270.0100.04212.72
5.3.260.0040.04212.72
5.3.250.0120.03412.72
5.3.240.0060.03912.72
5.3.230.0080.03812.71
5.3.220.0080.03912.68
5.3.210.0060.03912.68
5.3.200.0070.03712.68
5.3.190.0040.03912.68
5.3.180.0090.03312.68
5.3.170.0060.04312.67
5.3.160.0050.04412.67
5.3.150.0060.03612.67
5.3.140.0060.03612.66
5.3.130.0070.03712.66
5.3.120.0050.03812.66
5.3.110.0070.03912.66
5.3.100.0030.03912.11
5.3.90.0050.03612.09
5.3.80.0060.03612.07
5.3.70.0060.03512.08
5.3.60.0070.03412.07
5.3.50.0070.03512.00
5.3.40.0060.03712.00
5.3.30.0060.03511.94
5.3.20.0080.03211.72
5.3.10.0050.03511.69
5.3.00.0110.03211.68
5.2.170.0050.0369.18
5.2.160.0070.0269.18
5.2.150.0040.0319.18
5.2.140.0030.0319.17
5.2.130.0080.0319.14
5.2.120.0070.0299.13
5.2.110.0020.0319.14
5.2.100.0030.0349.14
5.2.90.0060.0279.13
5.2.80.0060.0289.13
5.2.70.0050.0329.13
5.2.60.0060.0299.08
5.2.50.0070.0339.05
5.2.40.0100.0259.04
5.2.30.0050.0299.00
5.2.20.0050.0328.99
5.2.10.0040.0318.92
5.2.00.0060.0298.77
5.1.60.0030.0248.06
5.1.50.0050.0238.05
5.1.40.0010.0278.04
5.1.30.0080.0258.39
5.1.20.0060.0308.41
5.1.10.0080.0278.13
5.1.00.0010.0288.14
5.0.50.0030.0216.61
5.0.40.0060.0186.47
5.0.30.0020.0396.29
5.0.20.0020.0206.26
5.0.10.0020.0206.23
5.0.00.0050.0286.23
4.4.90.0020.0164.78
4.4.80.0030.0184.75
4.4.70.0020.0234.75
4.4.60.0010.0174.76
4.4.50.0030.0154.77
4.4.40.0010.0264.71
4.4.30.0040.0144.76
4.4.20.0040.0224.85
4.4.10.0020.0164.85
4.4.00.0030.0244.76
4.3.110.0060.0174.67
4.3.100.0040.0134.66
4.3.90.0080.0224.63
4.3.80.0020.0284.58
4.3.70.0010.0164.63
4.3.60.0060.0114.63
4.3.50.0040.0164.63
4.3.40.0010.0304.53
4.3.30.0010.0183.27
4.3.20.0050.0193.25
4.3.10.0030.0153.21
4.3.00.0130.01016.39

preferences:
52.36 ms | 401 KiB | 5 Q