3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array(); $test['eval_none'] = ''; $test['eval_zero'] = 0; $test['eval_null'] = null; $test['eval_false'] = false; $test['eval_true'] = true; if (isset($test['eval_none'])) var_dump('None is set.'); if (!empty($test['eval_none'])) echo 'None is not empty.\n'; if (isset($test['eval_zero'])) echo 'Zero is set.<br>'; if (!empty($test['eval_zero'])) echo 'Zero is not empty.<br>'; if (isset($test['eval_null'])) echo 'NULL is set.<br>'; if (!empty($test['eval_null'])) echo 'NULL is not empty.<br>'; if (isset($test['eval_false'])) echo 'False is set.<br>'; if (!empty($test['eval_false'])) echo 'False is not empty.<br>'; if (isset($test['eval_true'])) echo 'True is set.<br>'; if (!empty($test['eval_true'])) echo 'True is not empty.<br>';

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)
8.3.60.0070.00716.36
8.3.50.0080.01322.12
8.3.40.0040.01118.98
8.3.30.0110.00719.23
8.3.20.0000.00820.16
8.3.10.0080.00021.89
8.3.00.0040.00419.50
8.2.180.0040.01816.75
8.2.170.0110.00422.96
8.2.160.0150.00320.36
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00019.38
8.2.110.0090.00022.04
8.2.100.0080.00417.97
8.2.90.0080.00017.97
8.2.80.0090.00019.27
8.2.70.0030.00518.18
8.2.60.0090.00017.93
8.2.50.0040.00418.10
8.2.40.0030.00620.64
8.2.30.0040.00418.00
8.2.20.0040.00417.68
8.2.10.0080.00018.19
8.2.00.0030.00517.74
8.1.280.0090.00625.92
8.1.270.0080.00020.23
8.1.260.0090.00026.35
8.1.250.0000.00828.09
8.1.240.0040.00422.03
8.1.230.0080.00420.89
8.1.220.0030.00617.79
8.1.210.0060.00318.77
8.1.200.0000.00817.22
8.1.190.0040.00417.53
8.1.180.0040.00418.10
8.1.170.0040.00418.58
8.1.160.0050.00322.20
8.1.150.0020.00518.88
8.1.140.0040.00417.41
8.1.130.0030.00317.88
8.1.120.0080.00017.52
8.1.110.0040.00417.31
8.1.100.0070.00017.45
8.1.90.0040.00417.46
8.1.80.0000.00717.35
8.1.70.0030.00317.45
8.1.60.0030.00717.63
8.1.50.0000.00817.56
8.1.40.0050.00317.46
8.1.30.0000.00817.59
8.1.20.0000.00717.65
8.1.10.0000.00717.45
8.1.00.0050.00317.53
8.0.300.0000.00720.04
8.0.290.0040.00416.75
8.0.280.0000.00718.51
8.0.270.0030.00317.19
8.0.260.0000.00817.17
8.0.250.0030.00316.86
8.0.240.0030.00317.03
8.0.230.0000.00716.85
8.0.220.0030.00316.89
8.0.210.0040.00416.88
8.0.200.0030.00317.00
8.0.190.0040.00416.92
8.0.180.0040.00416.93
8.0.170.0000.00716.89
8.0.160.0030.00516.90
8.0.150.0000.00716.81
8.0.140.0000.00716.88
8.0.130.0000.00613.28
8.0.120.0000.00816.75
8.0.110.0000.00916.83
8.0.100.0040.00416.91
8.0.90.0000.00816.89
8.0.80.0100.00716.95
8.0.70.0000.00816.93
8.0.60.0030.00516.73
8.0.50.0000.00816.77
8.0.30.0050.01717.06
8.0.20.0090.01117.40
8.0.10.0000.00716.98
8.0.00.0110.00716.82
7.4.330.0000.00515.09
7.4.320.0000.00616.51
7.4.300.0030.00316.44
7.4.290.0070.00316.50
7.4.280.0040.00416.45
7.4.270.0050.00316.63
7.4.260.0000.00716.60
7.4.250.0040.00416.30
7.4.240.0030.00516.51
7.4.230.0030.00316.30
7.4.220.0210.00416.45
7.4.210.0080.01016.53
7.4.200.0030.00516.36
7.4.160.0080.00816.29
7.4.150.0100.00717.40
7.4.140.0140.01017.86
7.4.130.0120.00716.45
7.4.120.0140.00616.53
7.4.110.0110.00716.38
7.4.100.0380.01916.28
7.4.90.0120.01316.43
7.4.80.0030.01319.39
7.4.70.0110.01116.61
7.4.60.0080.00816.46
7.4.50.0000.00616.70
7.4.40.0070.01016.36
7.4.30.0130.00716.55
7.4.00.0040.01114.90
7.3.330.0050.00013.02
7.3.320.0000.01313.10
7.3.310.0000.00716.20
7.3.300.0060.00016.12
7.3.290.0030.00316.25
7.3.280.0090.00916.27
7.3.270.0070.01017.40
7.3.260.0100.00716.25
7.3.250.0110.00616.36
7.3.240.0100.00716.54
7.3.230.0100.00716.39
7.3.210.0040.01216.54
7.3.200.0120.00619.39
7.3.190.0130.01016.25
7.3.180.0030.01416.22
7.3.170.0120.00916.43
7.3.160.0070.01316.28
7.2.330.0120.00616.59
7.2.320.0140.00916.54
7.2.310.0100.00616.61
7.2.300.0100.00616.82
7.2.290.0060.01616.45
7.2.00.0040.00819.38
7.1.100.0080.00818.09
7.1.70.0000.00817.19
7.1.60.0040.01219.50
7.1.50.0070.01716.88
7.1.00.0070.08722.44
7.0.200.0480.00414.86
7.0.140.0000.05022.00
7.0.60.0030.06320.00
7.0.50.0030.06017.81
7.0.40.0100.03719.98
7.0.30.0330.07320.13
7.0.20.0230.08020.09
7.0.10.0370.08320.12
7.0.00.0100.08020.00
5.6.280.0030.07320.99
5.6.210.0200.06720.69
5.6.200.0070.08318.19
5.6.190.0030.08320.43
5.6.180.0230.04320.75
5.6.170.0200.05320.38
5.6.160.0100.03320.38
5.6.150.0100.08318.12
5.6.140.0070.08018.18
5.6.130.0000.04718.07
5.6.120.0030.04721.11
5.6.110.0030.09321.00
5.6.100.0030.06320.98
5.6.90.0230.06721.00
5.6.80.0030.07720.38
5.6.70.0100.03720.36
5.5.350.0170.03320.32
5.5.340.0170.04018.02
5.5.330.0070.08320.36
5.5.320.0030.04320.23
5.5.310.0300.04720.12
5.5.300.0070.08317.92
5.5.290.0070.03718.01
5.5.280.0100.04720.88
5.5.270.0070.04320.72
5.5.260.0100.08020.97
5.5.250.0000.04320.66
5.5.240.0070.07720.26
5.4.450.0330.06319.10
5.4.440.0970.06319.61
5.4.430.0970.05319.31
5.4.420.0530.06019.59
5.4.410.0170.04718.93
5.4.400.1300.05018.53
5.4.390.1130.06318.70
5.4.380.1200.06318.52
5.4.370.1230.06318.61
5.4.360.1200.06318.52
5.4.350.1400.05318.72
5.4.340.1400.04318.50
5.4.320.1230.06018.63
5.4.310.1200.05318.52
5.4.300.1430.07318.79
5.4.290.1270.06318.63
5.4.280.1030.06318.60
5.4.270.1370.06318.68
5.4.260.1130.07318.58
5.4.250.1200.07718.67
5.4.240.1300.05018.52
5.4.230.1100.06718.66
5.4.220.1600.05318.48
5.4.210.1370.06018.45
5.4.200.1230.05716.66
5.4.190.1270.05318.55
5.4.180.1230.05018.50
5.4.170.1000.06718.70
5.4.160.1530.06318.54
5.4.150.1330.06318.51
5.4.140.1300.05016.37
5.4.130.1130.05716.13
5.4.120.1030.05716.05
5.4.110.0970.05316.05
5.4.100.1230.05016.25
5.4.90.1130.05316.17
5.4.80.1230.05316.05
5.4.70.1330.05716.33
5.4.60.1170.06016.32
5.4.50.1030.05716.03
5.4.40.0970.05716.12
5.4.30.1030.05016.32
5.4.20.1130.05016.21
5.4.10.1370.05316.19
5.4.00.1400.05015.62
5.3.290.1300.06014.57
5.3.280.1070.06014.59
5.3.270.1230.04714.59
5.3.260.1000.06314.50
5.3.250.1000.05714.57
5.3.240.1230.06014.63
5.3.230.1130.06714.58
5.3.220.1270.05314.46
5.3.210.1200.06714.51
5.3.200.1330.05314.50
5.3.190.1600.05714.48
5.3.180.1230.06314.59
5.3.170.1230.06314.65
5.3.160.1130.06014.65
5.3.150.1470.06714.56
5.3.140.1270.05014.48
5.3.130.0930.06314.53
5.3.120.1030.06714.45
5.3.110.1430.07014.44
5.3.100.1200.06314.11
5.3.90.1270.06713.93
5.3.80.1070.04713.95
5.3.70.1370.05314.02
5.3.60.1200.05013.99
5.3.50.1230.05014.02
5.3.40.1170.06714.05
5.3.30.1400.05013.82
5.3.20.1400.04713.67
5.3.10.1330.04713.68
5.3.00.1200.05313.71
5.2.170.0830.04711.21
5.2.160.1130.05011.18
5.2.150.1200.04311.06
5.2.140.0870.04311.09
5.2.130.0930.06011.13
5.2.120.1230.05011.13
5.2.110.1000.04711.14
5.2.100.0870.05311.14
5.2.90.1330.05011.02
5.2.80.1400.07011.15
5.2.70.1130.04011.10
5.2.60.0970.04011.02
5.2.50.0730.05011.01
5.2.40.0830.04310.91
5.2.30.0770.05010.90
5.2.20.0870.03710.99
5.2.10.1030.04310.91
5.2.00.0700.06310.88
5.1.60.0730.0579.95
5.1.50.0900.0339.95
5.1.40.0770.04010.00
5.1.30.0730.03310.37
5.1.20.0630.04010.46
5.1.10.0800.03310.14
5.1.00.0930.05310.19
5.0.50.0530.0238.58
5.0.40.0430.0278.53
5.0.30.0470.0438.22
5.0.20.0430.0338.19
5.0.10.0530.0378.30
5.0.00.0370.0438.25
4.4.90.0400.0206.29
4.4.80.0370.0236.29
4.4.70.0300.0276.29
4.4.60.0330.0206.29
4.4.50.0300.0236.29
4.4.40.0370.0306.29
4.4.30.0400.0206.29
4.4.20.0400.0236.29
4.4.10.0370.0236.29
4.4.00.0430.0336.29
4.3.110.0430.0206.29
4.3.100.0370.0276.29
4.3.90.0370.0276.29
4.3.80.0500.0276.29
4.3.70.0470.0206.29
4.3.60.0400.0206.29
4.3.50.0500.0106.29
4.3.40.0370.0376.29
4.3.30.0230.0206.29
4.3.20.0200.0236.29
4.3.10.0170.0336.29
4.3.00.0100.0276.80

preferences:
62.17 ms | 401 KiB | 5 Q