3v4l.org

run code in 300+ PHP versions simultaneously
<?php $cosas = array( 'true' => TRUE, 'false' => FALSE, 'null' => NULL, 'empty' => "", 'positive' => 1, 'negative' => -1, 'zero' => 0 ); foreach($cosas as $nombre => $cosa) { echo "* $nombre\n"; echo "\tisset:\t" . ( isset($cosa) ? "TRUE" : "FALSE" ) . "\n"; echo "\tisnull:\t" . ( is_null($cosa) ? "TRUE" : "FALSE" ) . "\n"; echo "\tempty:\t" . ( empty($cosa) ? "TRUE" : "FALSE" ) . "\n\n"; }

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)
8.3.60.0140.00718.55
8.3.50.0130.00921.94
8.3.40.0110.01118.67
8.3.30.0100.00318.92
8.3.20.0000.00720.30
8.3.10.0040.00420.36
8.3.00.0100.00019.13
8.2.180.0190.00016.32
8.2.170.0060.01222.96
8.2.160.0030.01020.39
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00422.29
8.2.110.0060.00321.11
8.2.100.0030.01018.16
8.2.90.0040.00419.27
8.2.80.0050.00317.97
8.2.70.0040.00417.50
8.2.60.0070.00217.68
8.2.50.0000.00918.07
8.2.40.0030.00618.06
8.2.30.0040.00419.36
8.2.20.0050.00317.77
8.2.10.0050.00318.00
8.2.00.0040.00417.63
8.1.280.0160.00325.92
8.1.270.0000.00823.93
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0090.00021.34
8.1.230.0070.00319.48
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0050.00517.00
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0000.00818.46
8.1.160.0000.00821.95
8.1.150.0040.00418.76
8.1.140.0050.00217.45
8.1.130.0050.00217.89
8.1.120.0070.00017.52
8.1.110.0040.00417.43
8.1.100.0000.00717.40
8.1.90.0000.00717.36
8.1.80.0040.00417.46
8.1.70.0030.00317.42
8.1.60.0040.00417.48
8.1.50.0040.00417.50
8.1.40.0000.00817.50
8.1.30.0060.00317.55
8.1.20.0000.00717.50
8.1.10.0000.00817.49
8.1.00.0020.00517.49
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0000.00717.25
8.0.260.0060.00017.26
8.0.250.0030.00316.97
8.0.240.0080.00016.89
8.0.230.0000.00716.94
8.0.220.0000.00716.77
8.0.210.0070.00016.85
8.0.200.0030.00316.96
8.0.190.0030.00516.84
8.0.180.0000.00716.93
8.0.170.0040.00416.81
8.0.160.0000.00816.74
8.0.150.0000.00716.84
8.0.140.0000.00716.85
8.0.130.0000.00513.31
8.0.120.0000.00816.86
8.0.110.0000.00716.96
8.0.100.0040.00416.94
8.0.90.0040.00416.92
8.0.80.0100.00716.77
8.0.70.0000.00716.86
8.0.60.0000.00716.85
8.0.50.0040.00416.71
8.0.30.0180.01017.13
8.0.20.0110.00717.40
8.0.10.0000.00717.08
8.0.00.0100.01017.04
7.4.330.0000.00515.00
7.4.320.0000.00616.50
7.4.300.0060.00016.48
7.4.290.0000.00716.55
7.4.280.0000.00716.42
7.4.270.0030.00316.61
7.4.260.0020.00516.64
7.4.250.0030.00516.55
7.4.240.0030.00416.43
7.4.230.0070.00016.32
7.4.220.0180.00016.54
7.4.210.0090.00616.49
7.4.200.0030.00416.59
7.4.160.0060.01616.53
7.4.150.0120.00617.40
7.4.140.0140.00517.86
7.4.130.0080.01116.60
7.4.120.0090.00816.53
7.4.110.0070.01716.50
7.4.100.0150.00916.34
7.4.90.0090.00916.42
7.4.80.0120.00419.39
7.4.70.0120.00416.50
7.4.60.0150.00316.52
7.4.50.0040.00416.51
7.4.40.0100.00716.29
7.4.30.0090.00716.30
7.4.00.0000.01814.74
7.3.330.0000.00613.26
7.3.320.0000.00513.17
7.3.310.0070.00016.17
7.3.300.0050.00316.28
7.3.290.0090.00616.30
7.3.280.0080.00716.32
7.3.270.0150.00617.40
7.3.260.0150.00316.30
7.3.250.0140.00416.45
7.3.240.0040.01416.59
7.3.230.0080.00816.55
7.3.210.0130.00316.65
7.3.200.0030.01819.39
7.3.190.0090.01116.61
7.3.180.0030.01316.38
7.3.170.0120.00416.51
7.3.160.0120.00316.59
7.3.10.0080.00816.23
7.3.00.0180.00516.46
7.2.330.0150.00316.53
7.2.320.0070.01016.74
7.2.310.0130.01016.70
7.2.300.0060.01016.63
7.2.290.0100.01316.47
7.2.130.0180.00016.64
7.2.120.0090.00616.91
7.2.110.0070.00716.45
7.2.100.0030.00716.77
7.2.90.0050.00516.87
7.2.80.0070.00716.82
7.2.70.0000.01316.89
7.2.60.0040.00716.66
7.2.50.0090.00316.83
7.2.40.0030.00716.72
7.2.30.0040.00716.89
7.2.20.0000.01617.03
7.2.10.0080.00916.77
7.2.00.0080.00518.09
7.1.250.0090.00615.46
7.1.100.1070.00412.02
7.1.70.0000.01017.11
7.1.60.0110.01419.12
7.1.50.0100.01316.89
7.1.00.0000.08022.51
7.0.200.0000.00816.61
7.0.140.0030.07321.95
7.0.60.0030.05019.91
7.0.50.0030.08717.88
7.0.40.0000.08720.24
7.0.30.0270.04020.01
7.0.20.0170.04320.04
7.0.10.0070.08320.04
7.0.00.0100.08720.17
5.6.280.0070.07021.02
5.6.210.0070.04320.73
5.6.200.0100.07318.18
5.6.190.0100.07020.61
5.6.180.0300.07020.33
5.6.170.0130.06320.46
5.6.160.0000.04720.41
5.6.150.0070.04318.09
5.6.140.0030.08318.20
5.6.130.0000.05318.12
5.6.120.0100.08721.14
5.6.110.0070.08320.98
5.6.100.0000.07020.95
5.6.90.0000.05020.96
5.6.80.0130.07720.36
5.5.350.0430.07020.38
5.5.340.0000.08318.03
5.5.330.0030.04020.43
5.5.320.0270.08720.29
5.5.310.0270.06720.30
5.5.300.0070.08017.98
5.5.290.0070.05317.97
5.5.280.0070.07720.68
5.5.270.0170.07320.76
5.5.260.0100.06020.79
5.5.250.0270.03320.71
5.5.240.0030.05720.04
5.4.450.0270.04719.26
5.4.440.0300.04019.25
5.4.430.0330.04319.54
5.4.420.0230.04019.25
5.4.410.0230.04019.30
5.4.400.0100.04318.89
5.4.390.0400.04019.09
5.4.380.0500.05018.50
5.4.370.0600.06318.68
5.4.360.0330.05318.47
5.4.350.0370.05318.57
5.4.340.0470.05718.70
5.4.320.0050.04912.46
5.4.310.0090.04212.45
5.4.300.0110.03612.46
5.4.290.0050.03812.45
5.4.280.0090.04412.34
5.4.270.0040.03812.35
5.4.260.0040.03912.35
5.4.250.0040.03812.35
5.4.240.0090.03112.35
5.4.230.0050.03812.34
5.4.220.0040.03812.34
5.4.210.0040.03812.34
5.4.200.0050.03912.34
5.4.190.0050.03612.34
5.4.180.0060.03512.34
5.4.170.0050.03812.35
5.4.160.0070.03812.35
5.4.150.0070.03512.34
5.4.140.0070.03512.02
5.4.130.0070.03512.02
5.4.120.0060.04211.97
5.4.110.0010.04411.97
5.4.100.0110.03711.96
5.4.90.0180.07811.96
5.4.80.0080.04511.97
5.4.70.0070.04411.96
5.4.60.0070.03611.96
5.4.50.0070.03411.96
5.4.40.0090.03211.95
5.4.30.0130.04111.95
5.4.20.0070.03511.95
5.4.10.0060.03511.95
5.4.00.0040.03811.44
5.3.290.0070.03912.80
5.3.280.0040.04012.71
5.3.270.0040.04012.72
5.3.260.0050.04112.72
5.3.250.0050.03812.72
5.3.240.0050.03812.72
5.3.230.0070.05012.71
5.3.220.0050.04012.68
5.3.210.0060.03812.68
5.3.200.0040.03812.68
5.3.190.0060.04412.68
5.3.180.0090.03612.68
5.3.170.0050.03712.67
5.3.160.0050.03712.68
5.3.150.0080.03512.68
5.3.140.0020.04012.66
5.3.130.0080.03712.65
5.3.120.0060.04312.66
5.3.110.0050.04012.66
5.3.100.0080.03612.11
5.3.90.0060.03612.08
5.3.80.0070.03512.07
5.3.70.0060.03612.07
5.3.60.0070.03612.06
5.3.50.0050.03712.00
5.3.40.0110.03112.00
5.3.30.0050.03911.95
5.3.20.0040.03611.72
5.3.10.0070.03411.69
5.3.00.0070.03511.68
5.2.170.0040.0319.18
5.2.160.0070.0279.18
5.2.150.0040.0319.18
5.2.140.0090.0269.17
5.2.130.0030.0319.14
5.2.120.0060.0279.13
5.2.110.0040.0299.14
5.2.100.0050.0289.14
5.2.90.0040.0299.14
5.2.80.0060.0299.13
5.2.70.0050.0309.14
5.2.60.0050.0309.09
5.2.50.0030.0359.06
5.2.40.0040.0299.03
5.2.30.0010.0349.01
5.2.20.0050.0399.00
5.2.10.0040.0318.92
5.2.00.0060.0278.78
5.1.60.0050.0248.06
5.1.50.0070.0228.06
5.1.40.0030.0268.04
5.1.30.0040.0268.39
5.1.20.0060.0338.41
5.1.10.0040.0308.14
5.1.00.0070.0378.14
5.0.50.0060.0216.61
5.0.40.0050.0186.48
5.0.30.0050.0306.29
5.0.20.0050.0186.26
5.0.10.0060.0176.24
5.0.00.0040.0306.23
4.4.90.0010.0174.78
4.4.80.0030.0164.75
4.4.70.0040.0164.75
4.4.60.0060.0184.75
4.4.50.0010.0194.77
4.4.40.0020.0294.71
4.4.30.0030.0164.76
4.4.20.0030.0174.84
4.4.10.0030.0164.85
4.4.00.0020.0254.76
4.3.110.0030.0154.67
4.3.100.0030.0164.66
4.3.90.0010.0164.63
4.3.80.0020.0254.58
4.3.70.0040.0184.63
4.3.60.0040.0204.62
4.3.50.0040.0154.63
4.3.40.0050.0224.54
4.3.30.0020.0163.29
4.3.20.0020.0163.26
4.3.10.0030.0153.22
4.3.00.0000.02016.72

preferences:
41.49 ms | 401 KiB | 5 Q