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 ); $cosas = array_filter($cosas, function($k){ return $k != FALSE; }); foreach($cosas as $nombre => $cosa) { echo "* $nombre\n"; echo "\tisset:\t" . ( isset($cosa) ? "TRUE" : "FALSE" ) . "\n"; echo "\ti_null:\t" . ( is_null($cosa) ? "TRUE" : "FALSE" ) . "\n"; echo "\tempty:\t" . ( empty($cosa) ? "TRUE" : "FALSE" ) . "\n"; echo "\teval:\t" . ( $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)
8.3.60.0100.00718.56
8.3.50.0050.01421.93
8.3.40.0150.00618.71
8.3.30.0070.00719.06
8.3.20.0040.00420.21
8.3.10.0000.00820.56
8.3.00.0070.00317.38
8.2.180.0160.00616.38
8.2.170.0110.00422.96
8.2.160.0070.00720.32
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0060.00822.09
8.2.110.0050.00522.27
8.2.100.0040.00719.21
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0030.00717.90
8.2.50.0030.00618.07
8.2.40.0040.00418.19
8.2.30.0070.00319.45
8.2.20.0040.00417.74
8.2.10.0040.00418.11
8.2.00.0050.00317.62
8.1.280.0110.00725.92
8.1.270.0040.00422.11
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00623.95
8.1.230.0080.00419.15
8.1.220.0040.00417.79
8.1.210.0100.00018.77
8.1.200.0030.00617.35
8.1.190.0030.00617.22
8.1.180.0000.00819.18
8.1.170.0050.00318.42
8.1.160.0040.00422.02
8.1.150.0000.00718.88
8.1.140.0040.00417.45
8.1.130.0070.00017.77
8.1.120.0040.00417.54
8.1.110.0000.00817.44
8.1.100.0040.00417.51
8.1.90.0000.00717.32
8.1.80.0080.00017.45
8.1.70.0030.00317.39
8.1.60.0000.00917.57
8.1.50.0050.00317.41
8.1.40.0080.00017.39
8.1.30.0070.00317.58
8.1.20.0040.00417.56
8.1.10.0060.00317.36
8.1.00.0000.00717.39
8.0.300.0080.00018.77
8.0.290.0070.00016.63
8.0.280.0000.00718.45
8.0.270.0000.00817.16
8.0.260.0030.00317.13
8.0.250.0000.00716.99
8.0.240.0060.00316.95
8.0.230.0070.00016.97
8.0.220.0040.00416.86
8.0.210.0000.00716.93
8.0.200.0030.00316.96
8.0.190.0050.00216.96
8.0.180.0000.00716.93
8.0.170.0040.00416.95
8.0.160.0050.00316.77
8.0.150.0040.00416.77
8.0.140.0040.00416.82
8.0.130.0060.00013.34
8.0.120.0000.00816.73
8.0.110.0070.00016.84
8.0.100.0070.00016.84
8.0.90.0050.00216.87
8.0.80.0030.01316.87
8.0.70.0040.00416.91
8.0.60.0000.00716.71
8.0.50.0000.00716.79
8.0.30.0180.00517.04
8.0.20.0110.00817.40
8.0.10.0070.00016.82
8.0.00.0120.00816.75
7.4.330.0000.00515.00
7.4.320.0030.00316.55
7.4.300.0060.00016.36
7.4.290.0000.00616.52
7.4.280.0000.00716.44
7.4.270.0000.00716.45
7.4.260.0040.00416.47
7.4.250.0020.00516.57
7.4.240.0020.00516.52
7.4.230.0000.00716.66
7.4.220.0180.00716.62
7.4.210.0030.01016.53
7.4.200.0030.00316.40
7.4.160.0050.01116.52
7.4.150.0140.00417.40
7.4.140.0080.00917.86
7.4.130.0120.00416.54
7.4.120.0110.00816.42
7.4.110.0110.00616.33
7.4.100.0060.01116.59
7.4.90.0160.00016.77
7.4.80.0030.01319.39
7.4.70.0130.00316.61
7.4.60.0120.00416.41
7.4.50.0030.00516.41
7.4.40.0170.00016.23
7.4.30.0050.01116.72
7.4.00.0000.01814.70
7.3.330.0030.00313.22
7.3.320.0000.00513.18
7.3.310.0000.00816.34
7.3.300.0040.00416.32
7.3.290.0030.01216.32
7.3.280.0040.01016.32
7.3.270.0110.00517.40
7.3.260.0120.00616.38
7.3.250.0060.01416.46
7.3.240.0150.00316.61
7.3.230.0150.00616.51
7.3.210.0080.01116.26
7.3.200.0140.00919.39
7.3.190.0120.00616.28
7.3.180.0100.00716.28
7.3.170.0070.01016.41
7.3.160.0130.00316.60
7.2.330.0070.01016.68
7.2.320.0090.00916.53
7.2.310.0170.02416.79
7.2.300.0030.01216.75
7.2.290.0060.00916.58
7.2.60.0030.01016.82
7.2.00.0090.00919.63
7.1.200.0030.00815.73
7.1.100.0100.00317.77
7.1.70.0040.00417.13
7.1.60.0130.01019.12
7.1.50.0070.01717.01
7.1.00.0030.07722.30
7.0.200.0000.00816.70
7.0.140.0100.06722.05
7.0.60.0130.07719.92
7.0.50.0030.07717.90
7.0.40.0070.05720.13
7.0.30.0300.08020.17
7.0.20.0270.08020.12
7.0.10.0170.07320.15
7.0.00.0000.05020.06
5.6.280.0100.06720.86
5.6.210.0070.03720.54
5.6.200.0070.06718.27
5.6.190.0000.05720.33
5.6.180.0530.06720.58
5.6.170.0170.04720.54
5.6.160.0130.08320.52
5.6.150.0100.07018.22
5.6.140.0100.07318.11
5.6.130.0000.04318.18
5.6.120.0070.04721.14
5.6.110.0130.07320.98
5.6.100.0000.04321.00
5.6.90.0070.06021.12
5.6.80.0100.06320.39
5.5.350.0270.06720.44
5.5.340.0070.08017.93
5.5.330.0030.05020.45
5.5.320.0030.08720.38
5.5.310.0270.03320.36
5.5.300.0100.05018.08
5.5.290.0100.06718.03
5.5.280.0130.06320.86
5.5.270.0130.08020.86
5.5.260.0100.06320.80
5.5.250.0170.07320.71
5.5.240.0030.07320.29
5.4.450.0130.06319.61
5.4.440.0100.05319.48
5.4.430.0770.05719.48
5.4.420.0900.07019.51
5.4.410.1030.05719.10
5.4.400.1000.07719.15
5.4.390.1000.06718.91
5.4.380.0400.06318.77
5.4.370.0230.06318.56
5.4.360.0230.06018.79
5.4.350.0270.06718.79
5.4.340.0400.06318.52
5.4.320.0330.05318.74
5.4.310.0370.05318.78
5.4.300.0430.04318.70
5.4.290.0400.04318.80
5.4.280.0330.06018.78
5.4.270.0470.06018.74
5.4.260.0500.05018.73
5.4.250.0300.05318.49
5.4.240.0370.06018.72
5.4.230.0430.05718.79
5.4.220.0470.05718.68
5.4.210.0500.06018.71
5.4.200.0330.06016.78
5.4.190.0300.05718.79
5.4.180.0300.05318.74
5.4.170.0470.04718.71
5.4.160.0400.04718.73
5.4.150.0270.07318.58
5.4.140.0400.06016.30
5.4.130.0430.06316.18
5.4.120.0230.05716.38
5.4.110.0370.06316.33
5.4.100.0300.06016.21
5.4.90.0300.05716.26
5.4.80.0570.05016.15
5.4.70.0600.06016.26
5.4.60.0500.08316.39
5.4.50.0470.05316.23
5.4.40.0370.07016.23
5.4.30.0330.06316.16
5.4.20.0230.05316.22
5.4.10.0200.06016.31
5.4.00.1700.04315.89
5.3.290.0330.05314.79
5.3.280.0400.05014.58
5.3.270.0330.05714.77
5.3.260.0300.07314.63
5.3.250.0570.06314.80
5.3.240.0530.06314.71
5.3.230.0370.05714.76
5.3.220.0130.07314.61
5.3.210.0400.05314.75
5.3.200.1600.06314.73
5.3.190.0430.04714.66
5.3.180.0270.05314.78
5.3.170.0330.04714.69
5.3.160.0300.05014.62
5.3.150.0370.05014.61
5.3.140.0300.05014.58
5.3.130.0400.05014.53
5.3.120.0300.05314.75
5.3.110.0230.06714.57
5.3.100.0400.04714.06
5.3.90.0570.05014.14
5.3.80.0330.05314.13
5.3.70.0330.05014.24
5.3.60.0400.04714.11
5.3.50.0370.04714.15
5.3.40.0330.05314.08
5.3.30.0430.04314.02
5.3.20.0300.05713.73
5.3.10.0330.04713.86
5.3.00.0330.05313.68
5.2.170.0330.03311.11
5.2.160.0230.04011.10
5.2.150.0200.04311.20
5.2.140.0270.04711.29
5.2.130.0130.03311.15
5.2.120.0230.06011.25
5.2.110.0170.06011.05
5.2.100.0330.03311.09
5.2.90.0370.04011.11
5.2.80.0300.03711.08
5.2.70.0270.05311.08
5.2.60.0230.05010.96
5.2.50.0330.04010.93
5.2.40.0200.04711.04
5.2.30.0200.04711.01
5.2.20.0200.04010.91
5.2.10.0300.02710.90
5.2.00.0200.04310.79
5.1.60.0270.03710.03
5.1.50.0230.03710.09
5.1.40.0300.03010.12
5.1.30.0300.03010.30
5.1.20.0170.03710.38
5.1.10.0170.03310.18
5.1.00.0130.04010.13
5.0.50.0130.0278.64
5.0.40.0130.0238.43
5.0.30.0000.0508.34
5.0.20.0130.0278.21
5.0.10.0130.0278.20
5.0.00.0030.0508.34
4.4.90.0130.0205.87
4.4.80.0100.0205.95
4.4.70.0100.0175.89
4.4.60.0100.0205.85
4.4.50.0130.0135.90
4.4.40.0070.0335.94
4.4.30.0070.0235.88
4.4.20.0100.0235.95
4.4.10.0030.0235.92
4.4.00.0130.0335.95
4.3.110.0200.0135.81
4.3.100.0100.0275.75
4.3.90.0130.0275.82
4.3.80.0230.0335.82
4.3.70.0270.0175.79
4.3.60.0070.0235.84
4.3.50.0130.0175.84
4.3.40.0030.0405.76
4.3.30.0030.0234.56
4.3.20.0070.0234.53
4.3.10.0070.0234.48
4.3.00.0070.0176.34

preferences:
58.82 ms | 401 KiB | 5 Q