3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = isset($result, $result->property, $result->f()); //this is definitely an expression, no questions $a = isset($result, $result->property, $result::c); //may be this one not an expression in PHP? What do I know? $a = isset($result, $result->property, $result->f()->a); //this one is also definitely an expression. But in PHP you never know.

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)
7.1.60.0830.01033.31
7.1.50.1220.01532.83
7.1.40.0920.01032.48
7.1.30.1230.00832.55
7.1.20.0920.01232.60
7.1.10.0680.00514.43
7.1.00.0670.01514.56
7.0.200.1070.00214.64
7.0.190.1080.01014.69
7.0.180.0870.00714.17
7.0.170.1150.00714.46
7.0.160.0930.00514.18
7.0.150.1430.00814.31
7.0.140.0720.00514.32
7.0.130.0820.01214.48
7.0.120.0820.00714.48
7.0.110.0800.01214.44
7.0.100.0780.01214.40
7.0.90.0820.00714.40
7.0.80.0680.01314.52
7.0.70.0550.01014.37
7.0.60.0750.00714.24
7.0.50.0630.00814.47
7.0.40.0580.00714.61
7.0.30.0620.00514.42
7.0.20.0830.00814.51
7.0.10.0800.00814.60
7.0.00.0630.00814.54
5.6.300.0070.05820.79
5.6.290.0030.06020.84
5.6.280.0120.05820.95
5.6.270.0120.05720.99
5.6.260.0130.05220.83
5.6.250.0150.06320.94
5.6.240.0080.05820.85
5.6.230.0170.05720.90
5.6.220.0070.05820.84
5.6.210.0100.05320.88
5.6.200.0120.05520.84
5.6.190.0170.04720.88
5.6.180.0120.05020.86
5.6.170.0050.05820.78
5.6.160.0070.05820.90
5.6.150.0130.05320.89
5.6.140.0120.06520.75
5.6.130.0100.05220.76
5.6.120.0130.06720.92
5.6.110.0100.05720.81
5.6.100.0070.06020.93
5.6.90.0030.06520.85
5.6.80.0100.05020.21
5.6.70.0080.05220.28
5.6.60.0050.05520.24
5.6.50.0080.05520.14
5.6.40.0080.05520.19
5.6.30.0130.05020.31
5.6.20.0080.05720.13
5.6.10.0080.05220.18
5.6.00.0100.05020.22
5.5.380.0070.08017.44
5.5.370.0070.05317.45
5.5.360.0100.05317.47
5.5.350.0100.05017.55
5.5.340.0000.06317.75
5.5.330.0070.05318.00
5.5.320.0130.05017.88
5.5.310.0070.05717.97
5.5.300.0130.05018.00
5.5.290.0030.06717.97
5.5.280.0130.05317.74
5.5.270.0070.06717.79
5.5.260.0030.06717.77
5.5.250.0200.04717.56
5.5.240.0130.04717.46
5.5.230.0130.05017.27
5.5.220.0100.05017.28
5.5.210.0070.05317.35
5.5.200.0070.05317.29
5.5.190.0200.04317.40
5.5.180.0130.04717.29
5.5.160.0100.05017.09
5.5.150.0070.05317.35
5.5.140.0100.05017.23
5.5.130.0130.04717.23
5.5.120.0200.03717.28
5.5.110.0130.04717.05
5.5.100.0070.05717.06
5.5.90.0030.05717.22
5.5.80.0070.05317.22
5.5.70.0070.05317.29
5.5.60.0030.05317.31
5.5.50.0200.04017.15
5.5.40.0030.05717.30
5.5.30.0170.06017.29
5.5.20.0070.07317.21
5.5.10.0070.06717.23
5.5.00.0030.06016.96
5.4.450.0330.03319.41
5.4.440.0170.04719.27
5.4.430.0100.06719.50
5.4.420.0170.05319.32
5.4.410.0200.05319.27
5.4.400.0100.04718.92
5.4.390.0170.04319.04
5.4.380.0030.05719.08
5.4.370.0070.05019.08
5.4.360.0100.05018.98
5.4.350.0130.04719.19
5.4.340.0100.05319.08
5.4.320.0030.05718.88
5.4.310.0130.04319.17
5.4.300.0100.05319.01
5.4.290.0130.05018.95
5.4.280.0100.05319.16
5.4.270.0070.05018.88
5.4.260.0000.05719.00
5.4.250.0030.05318.98
5.4.240.0170.06318.98
5.4.230.0100.04718.97
5.4.220.0130.04718.84
5.4.210.0100.05018.95
5.4.200.0070.07018.76
5.4.190.0170.06318.95
5.4.180.0030.07018.91
5.4.170.0130.04719.16
5.4.160.0030.05718.99
5.4.150.0130.07019.15
5.4.140.0030.06316.45
5.4.130.0130.04016.54
5.4.120.0170.04716.53
5.4.110.0100.04716.55
5.4.100.0070.05016.52
5.4.90.0100.04716.35
5.4.80.0070.05016.28
5.4.70.0130.04716.54
5.4.60.0100.04716.38
5.4.50.0000.05716.32
5.4.40.0070.04716.39
5.4.30.0030.05316.41
5.4.20.0030.05316.45
5.4.10.0130.04716.44
5.4.00.0030.05015.95
5.3.290.0070.05314.59
5.3.280.0070.06714.76
5.3.270.0070.05714.59
5.3.260.0070.07014.70
5.3.250.0100.06014.69
5.3.240.0130.04314.41
5.3.230.0130.05714.79
5.3.220.0100.05014.70
5.3.210.0170.04314.73
5.3.200.0100.04714.57
5.3.190.0100.05014.50
5.3.180.0200.03714.56
5.3.170.0130.04714.55
5.3.160.0030.05314.75
5.3.150.0030.05314.55
5.3.140.0200.03314.71
5.3.130.0100.05014.68
5.3.120.0170.05314.66
5.3.110.0100.05314.69
5.3.100.0100.06313.85
5.3.90.0000.06014.21
5.3.80.0070.05313.83
5.3.70.0030.05314.19
5.3.60.0130.04714.22
5.3.50.0000.05314.08
5.3.40.0030.05014.02
5.3.30.0030.05014.05
5.3.20.0030.05313.86
5.3.10.0100.04313.84
5.3.00.0030.05313.71
5.2.170.0100.03711.28
5.2.160.0130.03011.34
5.2.150.0100.03711.25
5.2.140.0100.04011.29
5.2.130.0070.04011.30
5.2.120.0100.03711.08
5.2.110.0100.03311.08
5.2.100.0000.04311.31
5.2.90.0070.03711.21
5.2.80.0000.04311.01
5.2.70.0070.04311.32
5.2.60.0070.04311.21
5.2.50.0100.04011.25
5.2.40.0100.04010.81
5.2.30.0000.04311.20
5.2.20.0070.03711.15
5.2.10.0030.04010.90
5.2.00.0070.03710.94
5.1.60.0070.03010.30
5.1.50.0030.03310.02
5.1.40.0070.03010.18
5.1.30.0100.03010.47
5.1.20.0070.03310.36
5.1.10.0070.03310.21
5.1.00.0000.04010.36
5.0.50.0000.0308.44
5.0.40.0030.0308.49
5.0.30.0030.0408.30
5.0.20.0000.0308.48
5.0.10.0030.0278.05
5.0.00.0000.0438.36
4.4.90.0070.0176.62
4.4.80.0000.0236.62
4.4.70.0000.0236.62
4.4.60.0000.0236.62
4.4.50.0030.0206.62
4.4.40.0030.0306.62
4.4.30.0030.0276.62
4.4.20.0000.0276.62
4.4.10.0000.0276.62
4.4.00.0000.0376.62
4.3.110.0100.0136.62
4.3.100.0000.0236.62
4.3.90.0070.0136.62
4.3.80.0000.0406.62
4.3.70.0030.0206.62
4.3.60.0000.0236.62
4.3.50.0000.0236.62
4.3.40.0070.0276.62
4.3.30.0000.0236.62
4.3.20.0030.0176.62
4.3.10.0030.0206.62
4.3.00.0000.0236.62

preferences:
143.72 ms | 1394 KiB | 7 Q