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 "\tis_null:\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)
8.3.60.0080.00618.31
8.3.50.0100.01121.96
8.3.40.0150.00418.50
8.3.30.0130.00718.92
8.3.20.0000.00720.39
8.3.10.0040.00420.20
8.3.00.0040.00717.34
8.2.180.0110.00716.50
8.2.170.0000.01522.96
8.2.160.0080.00620.48
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0000.00726.16
8.2.120.0040.00422.18
8.2.110.0060.00320.44
8.2.100.0040.00817.91
8.2.90.0050.00219.23
8.2.80.0090.00017.97
8.2.70.0060.00317.50
8.2.60.0000.01017.92
8.2.50.0000.00818.07
8.2.40.0000.00918.19
8.2.30.0030.00319.35
8.2.20.0070.00017.61
8.2.10.0060.00318.00
8.2.00.0040.00417.75
8.1.280.0110.01125.92
8.1.270.0060.00323.96
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0050.00522.25
8.1.230.0060.00619.17
8.1.220.0030.00617.75
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0030.00617.38
8.1.180.0080.00018.10
8.1.170.0080.00018.64
8.1.160.0000.00721.96
8.1.150.0000.00718.88
8.1.140.0040.00417.52
8.1.130.0050.00217.80
8.1.120.0070.00017.46
8.1.110.0050.00317.36
8.1.100.0040.00417.35
8.1.90.0000.00717.53
8.1.80.0030.00317.45
8.1.70.0070.00017.34
8.1.60.0000.00817.61
8.1.50.0030.00517.41
8.1.40.0000.00817.43
8.1.30.0040.00417.70
8.1.20.0040.00417.70
8.1.10.0040.00417.51
8.1.00.0050.00217.42
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0030.00318.49
8.0.270.0030.00317.26
8.0.260.0030.00317.26
8.0.250.0030.00317.00
8.0.240.0060.00316.93
8.0.230.0030.00616.99
8.0.220.0030.00616.88
8.0.210.0000.00816.78
8.0.200.0030.00316.94
8.0.190.0040.00416.90
8.0.180.0070.00016.89
8.0.170.0050.00316.81
8.0.160.0000.00716.94
8.0.150.0040.00416.75
8.0.140.0040.00416.85
8.0.130.0060.00013.32
8.0.120.0030.00616.86
8.0.110.0030.00516.96
8.0.100.0070.00016.95
8.0.90.0040.00316.77
8.0.80.0090.00616.90
8.0.70.0000.00716.85
8.0.60.0040.00416.75
8.0.50.0020.00516.78
8.0.30.0120.00817.13
8.0.20.0090.00917.40
8.0.10.0000.00717.05
8.0.00.0090.01116.79
7.4.330.0000.00615.00
7.4.320.0060.00016.65
7.4.300.0000.00616.64
7.4.290.0000.00716.61
7.4.280.0000.00816.62
7.4.270.0030.00316.57
7.4.260.0070.00016.50
7.4.250.0000.00716.45
7.4.240.0020.00516.53
7.4.230.0030.00316.48
7.4.220.0070.01116.48
7.4.210.0120.00416.50
7.4.200.0070.00016.70
7.4.160.0130.00316.60
7.4.150.0150.00317.40
7.4.140.0100.01017.86
7.4.130.0120.00516.52
7.4.120.0090.00816.46
7.4.110.0120.00616.43
7.4.100.0130.00416.61
7.4.90.0130.00716.62
7.4.80.0080.00819.39
7.4.70.0060.01216.69
7.4.60.0100.00716.43
7.4.50.0000.00516.48
7.4.40.0120.00616.35
7.4.30.0080.00816.34
7.4.00.0090.00914.62
7.3.330.0000.00613.27
7.3.320.0050.00013.18
7.3.310.0000.00716.37
7.3.300.0030.00316.36
7.3.290.0060.01316.32
7.3.280.0080.00816.33
7.3.270.0080.01517.40
7.3.260.0090.00916.38
7.3.250.0080.01216.39
7.3.240.0130.00416.22
7.3.230.0120.00516.52
7.3.210.0070.01416.32
7.3.200.0110.00519.39
7.3.190.0120.00616.42
7.3.180.0140.00316.61
7.3.170.0080.00816.53
7.3.160.0080.00816.60
7.3.00.0030.01016.48
7.2.330.0110.00716.61
7.2.320.0070.01016.41
7.2.310.0130.00716.59
7.2.300.0100.01316.77
7.2.290.0030.01916.72
7.2.130.0120.00316.38
7.2.120.0080.00816.59
7.2.110.0090.00616.70
7.2.100.0000.01116.49
7.2.90.0070.00716.93
7.2.80.0050.00916.70
7.2.70.0080.00416.83
7.2.60.0080.00816.80
7.2.50.0100.00716.88
7.2.40.0030.00916.98
7.2.30.0090.00616.98
7.2.20.0060.00616.81
7.2.10.0030.00916.95
7.2.00.0110.00316.50
7.1.250.0040.00715.55
7.1.240.0130.00315.65
7.1.230.0040.00815.29
7.1.220.0090.00615.82
7.1.210.0030.00615.81
7.1.200.0050.00715.70
7.1.190.0070.00715.58
7.1.180.0110.00315.73
7.1.170.0090.00415.75
7.1.160.0080.00415.64
7.1.150.0070.00715.50
7.1.140.0000.00915.82
7.1.130.0000.01115.68
7.1.120.0030.00715.71
7.1.110.0070.00715.82
7.1.100.0070.00415.77
7.1.90.0030.00915.67
7.1.80.0160.00015.61
7.1.70.0070.00616.47
7.1.60.0060.00716.49
7.1.50.0090.00916.29
7.1.40.0070.00715.65
7.1.30.0070.00715.61
7.1.20.0070.00715.79
7.1.10.0060.00915.92
7.1.00.0070.03919.05
7.0.330.0060.00615.23
7.0.320.0080.00615.41
7.0.310.0030.01315.30
7.0.300.0040.00715.59
7.0.290.0040.00815.52
7.0.280.0070.00715.29
7.0.270.0000.01215.32
7.0.260.0080.00415.08
7.0.250.0030.00715.34
7.0.240.0070.00415.38
7.0.230.0040.00815.45
7.0.220.0070.00715.41
7.0.210.0070.00315.31
7.0.200.0040.00615.87
7.0.190.0060.00315.29
7.0.180.0030.00715.13
7.0.170.0110.00415.10
7.0.160.0000.01115.44
7.0.150.0030.00915.53
7.0.140.0080.03718.70
7.0.130.0110.00015.28
7.0.120.0040.01115.14
7.0.110.0100.04017.54
7.0.100.0050.04717.53
7.0.90.0050.04217.73
7.0.80.0070.04517.68
7.0.70.0120.04317.55
7.0.60.0080.02517.70
7.0.50.0080.05017.98
7.0.40.0050.04516.74
7.0.30.0030.05116.83
7.0.20.0100.04016.68
7.0.10.0070.04516.68
7.0.00.0110.04416.64
5.6.380.0030.01014.46
5.6.370.0060.00314.57
5.6.360.0090.00614.45
5.6.350.0100.00313.96
5.6.340.0000.01514.58
5.6.330.0040.01214.34
5.6.320.0090.00614.31
5.6.310.0000.01314.11
5.6.300.0090.00314.14
5.6.290.0090.00314.64
5.6.280.0030.00914.14
5.6.270.0120.00314.23
5.6.260.0000.01014.36
5.6.250.0120.03717.29
5.6.240.0030.04717.50
5.6.230.0100.04317.43
5.6.220.0110.04017.50
5.6.210.0130.04017.46
5.6.200.0080.03917.57
5.6.190.0020.04717.87
5.6.180.0090.04417.63
5.6.170.0080.03517.63
5.6.160.0100.04217.64
5.6.150.0010.05017.55
5.6.140.0080.04517.66
5.6.130.0080.04317.76
5.6.120.0050.03417.75
5.6.110.0090.04117.90
5.6.100.0070.04717.73
5.6.90.0100.04517.59
5.6.80.0050.04017.32
5.6.70.0100.03217.29
5.6.60.0080.02317.23
5.6.50.0100.03517.46
5.6.40.0020.04317.46
5.6.30.0030.04617.41
5.6.20.0020.03317.20
5.6.10.0060.04017.37
5.6.00.0050.03917.15
5.5.380.0020.04915.77
5.5.370.0120.03515.87
5.5.360.0080.04215.80
5.5.350.0080.02315.79
5.5.340.0070.02416.01
5.5.330.0060.04116.05
5.5.320.0000.04516.07
5.5.310.0050.04415.96
5.5.300.0080.04115.97
5.5.290.0100.04016.06
5.5.280.0050.04015.99
5.5.270.0050.02815.95
5.5.260.0050.04616.08
5.5.250.0060.04315.84
5.5.240.0020.04915.67
5.5.230.0030.03915.78
5.5.220.0040.04715.77
5.5.210.0100.03815.75
5.5.200.0050.04015.71
5.5.190.0070.02015.77
5.5.180.0080.02615.78
5.5.170.0080.00011.18
5.5.160.0080.03515.74
5.5.150.0060.02615.61
5.5.140.0020.04515.63
5.5.130.0090.03315.71
5.5.120.0050.04215.75
5.5.110.0070.04015.71
5.5.100.0060.03915.67
5.5.90.0050.02915.59
5.5.80.0070.04015.68
5.5.70.0110.03515.60
5.5.60.0080.03515.58
5.5.50.0050.04515.65
5.5.40.0070.04215.65
5.5.30.0080.03215.62
5.5.20.0000.03515.70
5.5.10.0030.04115.59
5.5.00.0080.03615.63
5.4.450.0100.04215.27
5.4.440.0030.03015.39
5.4.430.0030.04615.25
5.4.420.0100.04015.25
5.4.410.0050.03515.32
5.4.400.0090.04215.06
5.4.390.0080.02915.21
5.4.380.0100.02315.13
5.4.370.0050.03015.11
5.4.360.0050.04215.15
5.4.350.0050.03215.06
5.4.340.0020.03015.14
5.4.330.0030.00911.18
5.4.320.0070.03615.14
5.4.310.0050.04215.14
5.4.300.0070.03715.06
5.4.290.0040.04015.05
5.4.280.0000.03515.18
5.4.270.0070.04015.06
5.4.260.0070.03815.21
5.4.250.0070.02515.22
5.4.240.0050.04015.21
5.4.230.0030.03315.17
5.4.220.0050.02515.18
5.4.210.0060.04015.05
5.4.200.0060.04015.13
5.4.190.0030.03515.13
5.4.180.0020.04315.09
5.4.170.0030.03515.10
5.4.160.0090.03715.21
5.4.150.0080.03715.13
5.4.140.0030.03813.82
5.4.130.0060.03913.84
5.4.120.0120.03013.72
5.4.110.0050.03513.78
5.4.100.0050.03713.73
5.4.90.0010.04313.79
5.4.80.0080.03613.72
5.4.70.0030.04113.78
5.4.60.0050.04413.72
5.4.50.0020.04013.67
5.4.40.0030.04113.86
5.4.30.0030.04213.77
5.4.20.0080.02313.81
5.4.10.0040.02913.81
5.4.00.0050.03713.44
5.3.290.0090.02812.89
5.3.280.0070.04112.82
5.3.270.0070.03912.90
5.3.260.0120.03312.90
5.3.250.0030.02412.78
5.3.240.0050.02112.81
5.3.230.0070.04012.89
5.3.220.0050.03812.83
5.3.210.0100.03512.77
5.3.200.0030.04312.80
5.3.190.0050.03312.76
5.3.180.0080.02012.83
5.3.170.0050.03812.81
5.3.160.0100.03712.76
5.3.150.0100.03512.76
5.3.140.0070.03912.90
5.3.130.0060.02612.83
5.3.120.0050.02312.90
5.3.110.0040.04012.82
5.3.100.0030.04412.53
5.3.90.0120.02812.63
5.3.80.0050.03812.57
5.3.70.0070.04012.54
5.3.60.0030.04312.48
5.3.50.0030.02512.52
5.3.40.0030.04012.53
5.3.30.0050.04012.58
5.3.20.0020.04212.35
5.3.10.0080.03212.38
5.3.00.0030.03912.38
5.2.170.0050.03311.13
5.2.160.0050.03111.17
5.2.150.0020.03511.15
5.2.140.0030.03111.10
5.2.130.0070.03311.11
5.2.120.0050.02011.11
5.2.110.0050.03211.22
5.2.100.0040.02511.15
5.2.90.0100.02311.14
5.2.80.0030.03511.10
5.2.70.0070.03311.17
5.2.60.0060.03111.08
5.2.50.0100.01811.18
5.2.40.0030.02811.04
5.2.30.0060.01511.10
5.2.20.0030.01811.10
5.2.10.0050.03311.08
5.2.00.0020.03310.89
5.1.60.0030.02910.59
5.1.50.0040.03010.55
5.1.40.0020.03110.65
5.1.30.0030.03010.72
5.1.20.0080.02310.80
5.1.10.0090.02510.66
5.1.00.0040.02710.70
5.0.50.0030.0239.83
5.0.40.0030.0239.82
5.0.30.0050.0309.67
5.0.20.0030.0239.67
5.0.10.0020.0259.66
5.0.00.0030.0319.79
4.4.90.0100.0139.48
4.4.80.0000.0219.48
4.4.70.0050.0209.48
4.4.60.0030.0129.48
4.4.50.0030.0209.48
4.4.40.0020.0189.48
4.4.30.0010.0209.48
4.4.20.0000.0229.48
4.4.10.0050.0169.48
4.4.00.0020.0289.48
4.3.110.0030.0209.48
4.3.100.0020.0179.48
4.3.90.0050.0189.48
4.3.80.0010.0169.48
4.3.70.0030.0189.48
4.3.60.0020.0179.48
4.3.50.0050.0159.48
4.3.40.0040.0229.48
4.3.30.0020.0199.48
4.3.20.0000.0209.48
4.3.10.0030.0179.48
4.3.00.0060.0159.48

preferences:
46.98 ms | 401 KiB | 5 Q