3v4l.org

run code in 300+ PHP versions simultaneously
<?php function handler() { } set_error_handler('handler'); function func($var) { $array = array(); $value = $array[$var]; $realVar = $var; if (substr($var, -1) == 'a') { } if (isset($value)) { $anotherValue = $var . 'a'; if ($value['a']) { } } } $one = new stdClass(); $two = new stdClass(); $items = new ArrayObject(array($one, $two)); unset($items[0]); unset($items[0]->test); func('test');

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)
8.3.60.0070.01418.55
8.3.50.0090.00921.14
8.3.40.0110.00418.89
8.3.30.0070.00718.84
8.3.20.0040.00418.74
8.3.10.0050.00320.92
8.3.00.0040.00421.85
8.2.180.0090.00516.75
8.2.170.0090.00622.96
8.2.160.0030.01220.52
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0000.00921.04
8.2.110.0000.00920.56
8.2.100.0040.00817.74
8.2.90.0040.00419.05
8.2.80.0060.00317.97
8.2.70.0090.00917.13
8.2.60.0050.00318.04
8.2.50.0050.00518.07
8.2.40.0040.00418.34
8.2.30.0070.00021.09
8.2.20.0060.00317.80
8.2.10.0040.00417.89
8.2.00.0000.00717.73
8.1.280.0100.00325.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00622.54
8.1.230.0040.00821.04
8.1.220.0050.00218.77
8.1.210.0040.00418.77
8.1.200.0060.00317.25
8.1.190.0040.00817.43
8.1.180.0000.00818.10
8.1.170.0030.00618.37
8.1.160.0060.00318.91
8.1.150.0080.00018.66
8.1.140.0000.00717.34
8.1.130.0030.00317.83
8.1.120.0040.00417.46
8.1.110.0000.00717.39
8.1.100.0030.00417.45
8.1.90.0070.00017.35
8.1.80.0000.00817.43
8.1.70.0070.00017.48
8.1.60.0000.00817.50
8.1.50.0040.00417.45
8.1.40.0000.00817.53
8.1.30.0040.00417.71
8.1.20.0050.00317.64
8.1.10.0030.00517.61
8.1.00.0030.00617.50
8.0.300.0040.00420.04
8.0.290.0000.00817.15
8.0.280.0040.00418.46
8.0.270.0070.00017.33
8.0.260.0030.00316.80
8.0.250.0000.00816.95
8.0.240.0050.00316.90
8.0.230.0030.00316.92
8.0.220.0040.00316.96
8.0.210.0000.00716.98
8.0.200.0070.00017.02
8.0.190.0070.00017.07
8.0.180.0050.00317.02
8.0.170.0080.00017.01
8.0.160.0040.00416.86
8.0.150.0040.00416.92
8.0.140.0000.00716.79
8.0.130.0030.00313.39
8.0.120.0000.00716.91
8.0.110.0080.00016.75
8.0.100.0040.00416.83
8.0.90.0040.00416.94
8.0.80.0120.00316.95
8.0.70.0000.00816.94
8.0.60.0040.00416.75
8.0.50.0020.00517.00
8.0.30.0130.00617.28
8.0.20.0060.01217.40
8.0.10.0030.00316.98
8.0.00.0070.01216.67
7.4.330.0030.00314.75
7.4.320.0000.00716.62
7.4.300.0060.00016.57
7.4.290.0070.00016.46
7.4.280.0070.00016.41
7.4.270.0030.00316.41
7.4.260.0000.00513.18
7.4.250.0030.00316.46
7.4.240.0060.00316.66
7.4.230.0030.00316.39
7.4.220.0100.01016.46
7.4.210.0070.00816.58
7.4.200.0070.00016.64
7.4.190.0070.00016.67
7.4.160.0130.00616.48
7.4.150.0090.00917.40
7.4.140.0090.00917.86
7.4.130.0130.00616.58
7.4.120.0080.00816.60
7.4.110.0120.00616.44
7.4.100.0040.01416.56
7.4.90.0070.01016.68
7.4.80.0070.01119.39
7.4.70.0060.00916.54
7.4.60.0040.01316.50
7.4.50.0060.00316.42
7.4.40.0130.00322.77
7.4.30.0130.00316.54
7.4.00.0100.00614.91
7.3.330.0020.00313.51
7.3.320.0030.00313.21
7.3.310.0020.00516.43
7.3.300.0000.00716.35
7.3.290.0070.00716.45
7.3.280.0090.00916.47
7.3.270.0060.01117.40
7.3.260.0070.01318.24
7.3.250.0070.01016.64
7.3.240.0110.00616.43
7.3.230.0030.01316.60
7.3.210.0070.01016.57
7.3.200.0090.00919.39
7.3.190.0070.01116.41
7.3.180.0090.00716.64
7.3.170.0150.00316.58
7.3.160.0060.00916.54
7.3.120.0060.00915.02
7.2.330.0150.00316.75
7.2.320.0090.01316.59
7.2.310.0090.00916.56
7.2.300.0100.00716.86
7.2.290.0100.01016.86
7.2.60.0040.01216.55
7.2.50.0000.01417.03
7.2.00.0100.00619.34
7.1.200.0080.00415.85
7.1.100.0110.00018.19
7.1.70.0030.00316.85
7.1.60.0030.02019.40
7.1.50.0150.00617.05
7.1.00.0000.05022.30
7.0.200.0070.00716.91
7.0.140.0070.07021.92
7.0.80.0070.08719.91
7.0.70.0070.06719.91
7.0.60.0130.04319.96
7.0.50.0100.08020.32
7.0.40.0100.07020.05
7.0.30.0100.08020.05
7.0.20.0000.06320.05
7.0.10.0100.08020.02
7.0.00.0070.08320.12
5.6.280.0000.07720.92
5.6.230.0070.05720.63
5.6.220.0070.04720.65
5.6.210.0100.07720.59
5.6.200.0000.05321.06
5.6.190.0070.05320.94
5.6.180.0130.04021.08
5.6.170.0030.07720.94
5.6.160.0130.07021.03
5.6.150.0070.05020.95
5.6.140.0130.06021.10
5.6.130.0030.07020.89
5.6.120.0100.07021.05
5.6.110.0130.08021.17
5.6.100.0070.08021.10
5.6.90.0170.04320.95
5.6.80.0070.06020.54
5.6.70.0070.04320.34
5.6.60.0100.04320.54
5.6.50.0070.07320.43
5.6.40.0000.04720.40
5.6.30.0000.04320.38
5.6.20.0100.03320.46
5.6.10.0130.03020.44
5.6.00.0070.03720.41
5.5.370.0130.07720.37
5.5.360.0070.08320.40
5.5.350.0030.08020.34
5.5.340.0130.07020.76
5.5.330.0070.05020.89
5.5.320.0070.08320.80
5.5.310.0230.03020.83
5.5.300.0170.07020.78
5.5.290.0170.05320.90
5.5.280.0130.05320.73
5.5.270.0100.05320.87
5.5.260.0100.08720.88
5.5.250.0070.05720.70
5.5.240.0070.07720.27
5.5.230.0030.05020.26
5.5.220.0070.05720.26
5.5.210.0070.05020.30
5.5.200.0030.04320.16
5.5.190.0000.06020.08
5.5.180.0070.04320.27
5.5.160.0100.03320.18
5.5.150.0030.05320.22
5.5.140.0070.03719.99
5.5.130.0030.04020.26
5.5.120.0070.04020.08
5.5.110.0130.06320.23
5.5.100.0170.06720.14
5.5.90.0130.03720.17
5.5.80.0070.07020.15
5.5.70.0070.07720.10
5.5.60.0100.03720.11
5.5.50.0070.05720.00
5.5.40.0030.04020.06
5.5.30.0030.04020.09
5.5.20.0070.04020.16
5.5.10.0200.05719.98
5.5.00.0070.04720.03
5.4.450.0170.07719.46
5.4.440.0070.08019.49
5.4.430.0070.04319.18
5.4.420.0030.07719.22
5.4.410.0100.05719.40
5.4.400.0070.05018.96
5.4.390.0100.05319.18
5.4.380.0130.05018.85
5.4.370.0100.07319.11
5.4.360.0030.04719.25
5.4.350.0070.03719.04
5.4.340.0070.03719.21
5.4.320.0030.06319.05
5.4.310.0030.07319.03
5.4.300.0030.03718.95
5.4.290.0070.03318.97
5.4.280.0030.06718.93
5.4.270.0070.07319.03
5.4.260.0130.05718.97
5.4.250.0070.05318.83
5.4.240.0030.06718.98
5.4.230.0000.04718.93
5.4.220.0100.06318.98
5.4.210.0100.03318.96
5.4.200.0000.04019.11
5.4.190.0000.04718.98
5.4.180.0130.03318.94
5.4.170.0000.04019.02
5.4.160.0100.05318.95
5.4.150.0030.07318.77
5.4.140.0030.07316.22
5.4.130.0000.04016.40
5.4.120.0030.03716.50
5.4.110.0000.03316.55
5.4.100.0070.02716.56
5.4.90.0030.04016.52
5.4.80.0030.03316.36
5.4.70.0070.03316.43
5.4.60.0000.03716.33
5.4.50.0070.03716.36
5.4.40.0000.04016.54
5.4.30.0030.03016.43
5.4.20.0000.03716.47
5.4.10.0000.04016.29
5.4.00.0030.03015.88
5.3.290.0030.04014.62
5.3.280.0070.03714.73
5.3.270.0100.03714.57
5.3.260.0000.04014.56
5.3.250.0100.02714.54
5.3.240.0070.03714.60
5.3.230.0000.04014.68
5.3.220.0030.04014.64
5.3.210.0100.05314.63
5.3.200.0000.03314.61
5.3.190.0030.04014.64
5.3.180.0070.04714.62
5.3.170.0000.04014.66
5.3.160.0070.03314.52
5.3.150.0030.03714.50
5.3.140.0030.03714.68
5.3.130.0030.03314.61
5.3.120.0030.03714.61
5.3.110.0030.03714.54
5.3.100.0030.03714.00
5.3.90.0070.03314.00
5.3.80.0000.04014.13
5.3.70.0070.03313.91
5.3.60.0030.03714.05
5.3.50.0100.03014.06
5.3.40.0100.03713.88
5.3.30.0000.04013.83
5.3.20.0070.03013.77
5.3.10.0070.07013.77
5.3.00.0100.06013.55
5.2.170.0000.03012.00
5.2.160.0070.02012.00
5.2.150.0030.03712.00
5.2.140.0000.03012.00
5.2.130.0030.05012.00
5.2.120.0000.03712.00
5.2.110.0030.06312.00
5.2.100.0070.05312.00
5.2.90.0070.06012.00
5.2.80.0000.05012.00
5.2.70.0030.05712.00
5.2.60.0070.05012.00
5.2.50.0030.05012.00
5.2.40.0030.06312.00
5.2.30.0070.04012.00
5.2.20.0070.06012.00
5.2.10.0030.05012.00
5.2.00.0070.05712.00
5.1.60.0030.05712.00
5.1.50.0030.04312.00
5.1.40.0130.03712.00
5.1.30.0100.05312.00
5.1.20.0070.05012.00
5.1.10.0000.04312.00
5.1.00.0070.05012.00
5.0.50.0100.04312.00
5.0.40.0030.02312.00
5.0.30.0100.05712.00
5.0.20.0030.02712.00
5.0.10.0130.03712.00
5.0.00.0070.06012.00
4.4.90.0030.03712.00
4.4.80.0030.03312.00
4.4.70.0070.03012.00
4.4.60.0130.02312.00
4.4.50.0000.03712.00
4.4.40.0000.05712.00
4.4.30.0000.02312.00
4.4.20.0000.03712.00
4.4.10.0000.04012.00
4.4.00.0000.03712.00
4.3.110.0030.03712.00
4.3.100.0000.03312.00
4.3.90.0070.03012.00
4.3.80.0000.04312.00
4.3.70.0070.02712.00
4.3.60.0000.03712.00
4.3.50.0000.03712.00
4.3.40.0030.05012.00
4.3.30.0030.03312.00
4.3.20.0030.03312.00
4.3.10.0000.04012.00
4.3.00.0000.03712.00

preferences:
48.81 ms | 401 KiB | 5 Q