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_nonexixtent'])) var_dump('Noneexistent is set.'); if (!empty($test['eval_nonexixtent'])) var_dump('Noneexistent is not empty.'); if (isset($test['eval_none'])) var_dump('None is set.'); if (!empty($test['eval_none'])) var_dump('None is not empty.'); if (isset($test['eval_zero'])) var_dump('Zero is set.'); if (!empty($test['eval_zero'])) var_dump('Zero is not empty.'); if (isset($test['eval_null'])) var_dump('NULL is set.'); if (!empty($test['eval_null'])) var_dump('NULL is not empty.'); if (isset($test['eval_false'])) var_dump('False is set.'); if (!empty($test['eval_false'])) var_dump('False is not empty.'); if (isset($test['eval_true'])) var_dump('True is set.'); if (!empty($test['eval_true'])) var_dump('True is not empty.');

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)
8.3.60.0070.00716.50
8.3.50.0190.00522.06
8.3.40.0110.00418.88
8.3.30.0140.00319.09
8.3.20.0000.00720.29
8.3.10.0080.00021.90
8.3.00.0030.00619.38
8.2.180.0130.00716.75
8.2.170.0090.00622.96
8.2.160.0100.00320.37
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0000.00726.16
8.2.120.0080.00019.36
8.2.110.0100.00022.07
8.2.100.0060.00619.48
8.2.90.0000.00819.21
8.2.80.0030.00617.97
8.2.70.0030.00617.63
8.2.60.0030.00617.77
8.2.50.0030.00518.07
8.2.40.0000.00820.07
8.2.30.0040.00418.13
8.2.20.0040.00417.87
8.2.10.0040.00418.13
8.2.00.0000.00717.71
8.1.280.0150.00625.92
8.1.270.0040.00420.23
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0030.00623.91
8.1.230.0090.00322.88
8.1.220.0050.00317.79
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0050.00317.25
8.1.180.0050.00318.10
8.1.170.0000.00820.44
8.1.160.0040.00422.02
8.1.150.0040.00418.89
8.1.140.0000.00717.51
8.1.130.0000.00717.84
8.1.120.0040.00317.37
8.1.110.0080.00017.39
8.1.100.0070.00017.48
8.1.90.0040.00417.47
8.1.80.0040.00417.40
8.1.70.0000.00717.47
8.1.60.0040.00417.58
8.1.50.0050.00317.54
8.1.40.0000.00817.56
8.1.30.0030.00617.63
8.1.20.0020.00517.56
8.1.10.0040.00417.40
8.1.00.0040.00417.35
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.46
8.0.270.0030.00316.84
8.0.260.0030.00317.19
8.0.250.0000.00616.85
8.0.240.0040.00416.96
8.0.230.0040.00416.83
8.0.220.0000.00716.89
8.0.210.0050.00316.88
8.0.200.0000.00616.88
8.0.190.0000.00716.97
8.0.180.0060.00316.86
8.0.170.0000.00816.92
8.0.160.0060.00316.91
8.0.150.0040.00416.74
8.0.140.0000.00716.74
8.0.130.0000.00513.37
8.0.120.0000.00816.89
8.0.110.0000.00716.82
8.0.100.0040.00416.70
8.0.90.0050.00316.74
8.0.80.0060.01416.86
8.0.70.0080.00016.74
8.0.60.0040.00417.02
8.0.50.0050.00316.96
8.0.30.0050.01717.19
8.0.20.0080.01217.40
8.0.10.0040.00417.14
8.0.00.0090.01016.72
7.4.330.0020.00215.03
7.4.320.0030.00316.59
7.4.300.0000.00716.56
7.4.290.0070.00316.61
7.4.280.0050.00316.41
7.4.270.0030.00316.64
7.4.260.0000.00716.50
7.4.250.0070.00016.41
7.4.240.0020.00516.54
7.4.230.0040.00416.41
7.4.220.0110.00716.52
7.4.210.0030.01116.56
7.4.200.0030.00316.45
7.4.160.0030.01216.46
7.4.150.0110.00717.40
7.4.140.0120.01017.86
7.4.130.0100.01216.58
7.4.120.0080.00916.67
7.4.110.0030.01516.39
7.4.100.0090.00916.50
7.4.90.0130.00416.41
7.4.80.0070.01019.39
7.4.70.0090.00616.39
7.4.60.0150.00316.69
7.4.50.0030.00316.45
7.4.40.0090.00916.49
7.4.30.0110.01016.72
7.4.00.0090.00614.85
7.3.330.0050.00013.09
7.3.320.0090.00313.18
7.3.310.0020.00516.13
7.3.300.0030.00316.10
7.3.290.0030.00316.19
7.3.280.0070.00916.30
7.3.270.0100.00717.40
7.3.260.0090.00916.25
7.3.250.0100.00916.44
7.3.240.0030.01416.45
7.3.230.0060.01116.39
7.3.210.0110.01016.24
7.3.200.0160.00719.39
7.3.190.0080.00816.27
7.3.180.0040.01616.42
7.3.170.0150.00616.43
7.3.160.0110.00816.31
7.3.120.0070.00714.75
7.3.110.0030.00914.96
7.3.100.0040.01114.67
7.3.90.0060.00614.70
7.3.80.0070.00714.82
7.3.70.0030.00714.92
7.3.60.0120.00014.50
7.3.50.0070.00414.76
7.3.40.0100.00614.69
7.3.30.0000.01414.79
7.3.20.0120.00316.30
7.3.10.0030.00716.39
7.3.00.0090.00616.63
7.2.330.0170.01616.51
7.2.320.0100.01316.67
7.2.310.0080.00916.41
7.2.300.0080.00816.63
7.2.290.0090.00816.76
7.2.240.0130.00315.02
7.2.230.0040.00815.00
7.2.220.0100.00714.71
7.2.210.0070.00714.95
7.2.200.0110.00415.07
7.2.190.0040.00414.98
7.2.180.0070.00714.92
7.2.170.0070.01114.62
7.2.160.0070.00714.86
7.2.150.0090.00616.75
7.2.140.0060.01216.88
7.2.130.0030.01216.66
7.2.120.0060.00616.96
7.2.110.0070.00716.64
7.2.100.0140.00316.76
7.2.90.0060.00616.86
7.2.80.0060.01016.80
7.2.70.0070.01116.70
7.2.60.0060.00616.45
7.2.50.0030.01316.92
7.2.40.0070.01116.99
7.2.30.0080.00816.86
7.2.20.0100.00716.82
7.2.10.0090.00016.86
7.2.00.0050.00918.02
7.1.330.0160.00015.91
7.1.320.0040.01115.93
7.1.310.0030.00915.82
7.1.300.0000.01715.64
7.1.290.0030.00715.68
7.1.280.0000.01315.47
7.1.270.0030.01015.75
7.1.260.0090.00015.71
7.1.250.0030.00615.75
7.1.100.0140.00518.00
7.1.70.0030.00617.13
7.1.60.0080.00319.50
7.1.50.0060.01617.00
7.1.00.0000.08022.54
7.0.200.0230.01014.90
7.0.140.0000.06022.21
7.0.110.0100.08720.07
7.0.100.0100.08019.97
7.0.90.0130.07719.93
7.0.80.0100.07320.07
7.0.70.0130.05319.92
7.0.60.0030.04320.03
7.0.50.0030.04020.07
7.0.40.0100.03319.79
7.0.30.0030.04019.65
7.0.20.0030.06719.59
7.0.10.0070.03719.77
7.0.00.0070.06019.81
5.6.280.0100.06720.86
5.6.260.0100.08320.60
5.6.250.0030.06020.62
5.6.240.0170.07320.56
5.6.230.0030.08320.70
5.6.220.0070.04020.68
5.6.210.0030.04320.73
5.6.200.0030.04320.60
5.6.190.0070.04020.69
5.6.180.0100.04720.69
5.6.170.0070.04020.62
5.6.160.0070.07020.62
5.6.150.0030.04320.67
5.6.140.0100.03720.65
5.6.130.0070.05020.63
5.6.120.0000.04320.65
5.6.110.0100.04020.70
5.6.100.0100.03720.61
5.6.90.0030.04720.54
5.6.80.0100.03320.07
5.6.70.0100.03720.02
5.6.60.0100.04720.00
5.6.50.0030.04720.00
5.6.40.0070.03319.98
5.6.30.0030.04020.01
5.6.20.0000.04319.95
5.6.10.0100.05319.83
5.6.00.0100.03320.06
5.5.380.0130.07720.29
5.5.370.0100.06020.26
5.5.360.0070.08720.32
5.5.350.0070.04020.44
5.5.340.0100.04320.98
5.5.330.0030.04020.81
5.5.320.0030.04020.99
5.5.310.0030.04320.81
5.5.300.0070.03720.87
5.5.290.0070.04020.87
5.5.280.0030.04320.95
5.5.270.0070.04020.74
5.5.260.0100.05320.90
5.5.250.0130.03320.77
5.5.240.0100.03320.20
5.5.230.0100.03320.37
5.5.220.0000.04320.19
5.5.210.0100.04720.25
5.5.200.0030.04020.30
5.5.190.0000.04320.31
5.5.180.0000.04320.15
5.5.160.0100.03320.16
5.5.150.0100.07020.16
5.5.140.0130.06320.30
5.5.130.0030.07020.25
5.5.120.0030.04020.31
5.5.110.0030.07020.04
5.5.100.0100.07720.00
5.5.90.0130.07020.17
5.5.80.0100.08020.23
5.5.70.0130.07320.09
5.5.60.0070.08020.09
5.5.50.0000.06720.18
5.5.40.0030.08720.01
5.5.30.0100.07719.94
5.5.20.0130.07720.21
5.5.10.0030.08020.12
5.5.00.0070.08020.18
5.4.450.0070.03719.35
5.4.440.0000.04319.43
5.4.430.0030.04019.33
5.4.420.0070.03719.57
5.4.410.0000.04319.45
5.4.400.0100.03019.08
5.4.390.0030.03719.01
5.4.380.0030.03718.95
5.4.370.0000.04018.98
5.4.360.0070.03319.14
5.4.350.0000.05719.10
5.4.340.0100.03319.07
5.4.320.0000.04719.16
5.4.310.0030.04319.18
5.4.300.0070.03319.27
5.4.290.0030.03719.10
5.4.280.0100.03019.06
5.4.270.0000.04019.00
5.4.260.0030.05719.07
5.4.250.0070.04719.17
5.4.240.0170.07019.16
5.4.230.0030.08319.02
5.4.220.0030.08019.26
5.4.210.0000.07719.26
5.4.200.0270.05718.92
5.4.190.0070.07718.99
5.4.180.0030.07719.10
5.4.170.0100.07019.09
5.4.160.0170.06718.92
5.4.150.0170.06319.25
5.4.140.0070.06316.56
5.4.130.0070.07316.52
5.4.120.0070.04016.48
5.4.110.0130.06016.40
5.4.100.0100.06716.51
5.4.90.0070.07016.28
5.4.80.0030.07716.36
5.4.70.0100.06316.27
5.4.60.0030.06716.50
5.4.50.0130.06016.49
5.4.40.0130.03716.41
5.4.30.0170.06016.34
5.4.20.0070.07716.10
5.4.10.0100.07316.20
5.4.00.0070.07015.72
5.3.290.0030.03714.62
5.3.280.0030.08314.45
5.3.270.0100.07014.52
5.3.260.0070.07314.48
5.3.250.0030.07714.62
5.3.240.0070.06714.41
5.3.230.0100.07314.68
5.3.220.0200.06014.67
5.3.210.0100.07314.40
5.3.200.0030.07714.46
5.3.190.0130.06714.67
5.3.180.0030.08314.40
5.3.170.0100.07014.67
5.3.160.0130.03714.45
5.3.150.0000.08014.48
5.3.140.0030.07014.49
5.3.130.0100.07714.38
5.3.120.0100.06714.59
5.3.110.0070.07014.65
5.3.100.0070.07713.97
5.3.90.0070.07313.88
5.3.80.0030.07313.92
5.3.70.0070.07313.95
5.3.60.0100.07714.11
5.3.50.0030.08013.85
5.3.40.0070.05713.82
5.3.30.0070.04013.87
5.3.20.0130.06713.61
5.3.10.0030.06713.49
5.3.00.0030.07713.51
5.2.170.0070.06711.88
5.2.160.0000.06311.88
5.2.150.0130.05311.88
5.2.140.0030.06311.88
5.2.130.0030.04011.88
5.2.120.0030.04711.88
5.2.110.0000.06011.88
5.2.100.0070.05711.88
5.2.90.0030.04711.88
5.2.80.0030.06011.88
5.2.70.0000.06011.88
5.2.60.0030.06011.88
5.2.50.0070.05711.88
5.2.40.0070.03711.88
5.2.30.0030.06311.88
5.2.20.0070.05711.88
5.2.10.0070.06011.88
5.2.00.0030.06011.88
5.1.60.0100.04311.88
5.1.50.0100.03711.88
5.1.40.0100.04711.88
5.1.30.0030.03011.88
5.1.20.0030.05311.88
5.1.10.0000.03311.88
5.1.00.0070.05011.88
5.0.50.0030.03711.88
5.0.40.0070.02011.88
5.0.30.0000.03711.88
5.0.20.0000.04711.88
5.0.10.0030.04311.88
5.0.00.0000.06311.88
4.4.90.0000.03711.88
4.4.80.0030.03311.88
4.4.70.0030.02711.88
4.4.60.0000.03711.88
4.4.50.0000.02711.88
4.4.40.0000.05711.88
4.4.30.0070.02011.88
4.4.20.0030.03011.88
4.4.10.0030.02011.88
4.4.00.0000.05711.88
4.3.110.0000.03711.88
4.3.100.0000.03711.88
4.3.90.0000.03711.88
4.3.80.0070.04711.88
4.3.70.0030.03011.88
4.3.60.0070.03011.88
4.3.50.0030.03311.88
4.3.40.0030.05011.88
4.3.30.0000.03711.88
4.3.20.0000.04011.88
4.3.10.0000.03711.88
4.3.00.0000.03711.88

preferences:
62.94 ms | 401 KiB | 5 Q