3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); function ifsetor(&$value, $default = null) { return isset($value) ? $value : $default; } echo ifsetor($a['people'][0]['age'], 'wut');

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)
8.3.60.0070.01018.43
8.3.50.0070.01222.05
8.3.40.0040.01119.02
8.3.30.0070.00719.18
8.3.20.0040.00420.21
8.3.10.0030.00522.08
8.3.00.0050.00322.52
8.2.180.0100.01016.48
8.2.170.0100.00622.96
8.2.160.0030.01020.89
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0060.00617.50
8.2.110.0060.00320.56
8.2.100.0070.00717.91
8.2.90.0000.00817.75
8.2.80.0000.00818.78
8.2.70.0050.00317.63
8.2.60.0050.00317.63
8.2.50.0050.00317.93
8.2.40.0040.00419.89
8.2.30.0000.00718.17
8.2.20.0000.00817.77
8.2.10.0000.00717.55
8.2.00.0080.00017.65
8.1.280.0100.00725.92
8.1.270.0050.00222.14
8.1.260.0040.00426.35
8.1.250.0070.01028.09
8.1.240.0070.00321.86
8.1.230.0030.00922.75
8.1.220.0060.00318.58
8.1.210.0040.00418.77
8.1.200.0080.00017.22
8.1.190.0090.00016.97
8.1.180.0030.00618.10
8.1.170.0050.00217.62
8.1.160.0050.00321.88
8.1.150.0050.00318.70
8.1.140.0000.00717.39
8.1.130.0050.00317.79
8.1.120.0030.00317.44
8.1.110.0050.00317.28
8.1.100.0000.00717.35
8.1.90.0000.00817.27
8.1.80.0040.00317.39
8.1.70.0040.00417.28
8.1.60.0080.00317.54
8.1.50.0050.00317.49
8.1.40.0030.00617.53
8.1.30.0000.00817.52
8.1.20.0050.00317.58
8.1.10.0040.00417.48
8.1.00.0030.00617.51
8.0.300.0000.00718.77
8.0.290.0040.00416.88
8.0.280.0060.00018.34
8.0.270.0040.00417.19
8.0.260.0000.00616.88
8.0.250.0030.00316.84
8.0.240.0070.00016.96
8.0.230.0000.00816.89
8.0.220.0040.00416.71
8.0.210.0040.00416.81
8.0.200.0050.00316.93
8.0.190.0050.00316.95
8.0.180.0030.00516.72
8.0.170.0040.00416.83
8.0.160.0000.00716.76
8.0.150.0030.00416.67
8.0.140.0000.00716.74
8.0.130.0060.00013.29
8.0.120.0000.00816.77
8.0.110.0030.00516.74
8.0.100.0040.00416.90
8.0.90.0090.00016.77
8.0.80.0150.00016.76
8.0.70.0000.00716.80
8.0.60.0000.00716.74
8.0.50.0000.00716.84
8.0.30.0140.00517.03
8.0.20.0060.01217.40
8.0.10.0050.00216.90
8.0.00.0080.00916.47
7.4.330.0000.00515.00
7.4.320.0040.00416.46
7.4.300.0030.00316.60
7.4.290.0000.00816.58
7.4.280.0100.00016.41
7.4.270.0030.00316.45
7.4.260.0040.00416.39
7.4.250.0040.00416.46
7.4.240.0030.00316.55
7.4.230.0080.00016.69
7.4.220.0030.02116.60
7.4.210.0100.00616.65
7.4.200.0030.00316.50
7.4.190.0070.00016.67
7.4.160.0120.00316.55
7.4.150.0070.01617.40
7.4.140.0090.01217.86
7.4.130.0120.01016.46
7.4.120.0090.00816.45
7.4.110.0090.00916.70
7.4.100.0090.00916.48
7.4.90.0130.00416.51
7.4.80.0070.01319.39
7.4.70.0090.00916.47
7.4.60.0040.01216.33
7.4.50.0060.00316.11
7.4.40.0070.00722.77
7.4.30.0150.00616.56
7.4.10.0030.01514.82
7.4.00.0020.01415.15
7.3.330.0000.00613.29
7.3.320.0020.00213.29
7.3.310.0040.00416.32
7.3.300.0000.00716.21
7.3.290.0140.00016.30
7.3.280.0060.00916.28
7.3.270.0130.00717.40
7.3.260.0180.00416.60
7.3.250.0130.00616.37
7.3.240.0100.00716.57
7.3.230.0110.00616.46
7.3.210.0120.00616.30
7.3.200.0070.01016.36
7.3.190.0100.00716.33
7.3.180.0000.01616.54
7.3.170.0060.00916.49
7.3.160.0100.01016.48
7.3.130.0000.01615.07
7.3.120.0030.01014.83
7.3.110.0060.01215.04
7.3.100.0040.01014.71
7.3.90.0090.00614.91
7.3.80.0070.00714.76
7.3.70.0030.00714.93
7.3.60.0060.00914.89
7.3.50.0040.01014.40
7.3.40.0060.00614.80
7.3.30.0100.00614.83
7.3.20.0060.00616.44
7.3.10.0030.00616.78
7.3.00.0090.00616.36
7.2.330.0110.00816.54
7.2.320.0130.01016.64
7.2.310.0060.01516.57
7.2.300.0030.01316.61
7.2.290.0100.00716.63
7.2.260.0090.00914.83
7.2.250.0100.00715.12
7.2.240.0070.00714.98
7.2.230.0040.01415.14
7.2.220.0070.00714.89
7.2.210.0060.00314.81
7.2.200.0080.00815.00
7.2.190.0030.00615.13
7.2.180.0030.00615.07
7.2.170.0040.00714.86
7.2.160.0060.00915.05
7.2.150.0060.00916.77
7.2.140.0080.00816.56
7.2.130.0030.01016.59
7.2.120.0030.01216.92
7.2.110.0110.00416.63
7.2.100.0000.00916.63
7.2.90.0030.01416.86
7.2.80.0060.00616.71
7.2.70.0030.01316.92
7.2.60.0040.01516.83
7.2.50.0090.00616.78
7.2.40.0030.00716.93
7.2.30.0130.00316.73
7.2.20.0090.00616.66
7.2.10.0110.00416.57
7.2.00.0020.01318.28
7.1.330.0100.00315.49
7.1.320.0110.00415.84
7.1.310.0100.00315.79
7.1.300.0070.00715.48
7.1.290.0060.00915.70
7.1.280.0000.01415.78
7.1.270.0000.01215.67
7.1.260.0040.00415.93
7.1.250.0100.00315.75
7.1.240.0040.00815.93
7.1.230.0060.00615.43
7.1.220.0060.00315.80
7.1.210.0110.00415.89
7.1.200.0090.00315.64
7.1.190.0030.01015.70
7.1.180.0030.01015.74
7.1.170.0030.01015.79
7.1.160.0040.01115.65
7.1.150.0030.01015.91
7.1.140.0050.00315.70
7.1.130.0030.01215.66
7.1.120.0000.00915.59
7.1.110.0050.00415.80
7.1.100.0020.00916.96
7.1.90.0060.00315.95
7.1.80.0080.00815.98
7.1.70.0090.00316.32
7.1.60.0050.01117.88
7.1.50.0060.01115.98
7.1.40.0110.00415.53
7.1.30.0040.01215.85
7.1.20.0060.00315.77
7.1.10.0080.00315.70
7.1.00.0060.04119.00
7.0.330.0110.00415.26
7.0.320.0070.00715.12
7.0.310.0070.00315.14
7.0.300.0060.00615.24
7.0.290.0050.00515.44
7.0.280.0070.00715.30
7.0.270.0070.00715.54
7.0.260.0030.00715.33
7.0.250.0040.00815.38
7.0.240.0000.01315.21
7.0.230.0040.00815.22
7.0.220.0060.01015.45
7.0.210.0110.00315.49
7.0.200.0060.00316.13
7.0.190.0130.00015.56
7.0.180.0040.01215.16
7.0.170.0030.01215.19
7.0.160.0110.00315.47
7.0.150.0030.00615.27
7.0.140.0050.04018.71
7.0.130.0100.00715.12
7.0.120.0030.00615.48
7.0.110.0070.00415.33
7.0.100.0070.04717.67
7.0.90.0130.03517.73
7.0.80.0050.04517.59
7.0.70.0120.03917.64
7.0.60.0080.02817.68
7.0.50.0070.02917.76
7.0.40.0080.03916.60
7.0.30.0080.04716.66
7.0.20.0070.04316.72
7.0.10.0130.04116.80
7.0.00.0050.04916.67
5.6.400.0030.00714.55
5.6.390.0030.00614.42
5.6.380.0060.00614.05
5.6.370.0060.00614.34
5.6.360.0040.01114.67
5.6.350.0030.01014.27
5.6.340.0000.00914.08
5.6.330.0030.01314.43
5.6.320.0030.01014.19
5.6.310.0060.00914.20
5.6.300.0040.00414.43
5.6.290.0040.01214.64
5.6.280.0050.04117.77
5.6.270.0100.00314.27
5.6.260.0070.00714.38
5.6.250.0080.04717.53
5.6.240.0080.04117.49
5.6.230.0070.04217.55
5.6.220.0030.04717.51
5.6.210.0140.03917.44
5.6.200.0050.03217.74
5.6.190.0070.04617.68
5.6.180.0070.04517.69
5.6.170.0100.03817.78
5.6.160.0080.03517.74
5.6.150.0080.04717.60
5.6.140.0090.04417.67
5.6.130.0020.05117.70
5.6.120.0080.04317.83
5.6.110.0030.05017.63
5.6.100.0030.05117.66
5.6.90.0110.04217.79
5.6.80.0100.03317.43
5.6.70.0070.04417.30
5.6.60.0080.02917.41
5.6.50.0050.05117.35
5.6.40.0050.04717.43
5.6.30.0130.04117.48
5.6.20.0070.02217.28
5.6.10.0060.04517.34
5.6.00.0090.02517.34
5.5.380.0070.04417.45
5.5.370.0080.02317.43
5.5.360.0050.04617.36
5.5.350.0030.04817.54
5.5.340.0080.04517.50
5.5.330.0080.04517.57
5.5.320.0130.03717.59
5.5.310.0080.04617.51
5.5.300.0080.03017.55
5.5.290.0080.04517.72
5.5.280.0020.04917.48
5.5.270.0070.04417.63
5.5.260.0050.04417.50
5.5.250.0050.02517.38
5.5.240.0070.04717.20
5.5.230.0060.04617.29
5.5.220.0070.04116.99
5.5.210.0070.03217.21
5.5.200.0060.03617.20
5.5.190.0100.04517.31
5.5.180.0080.04517.21
5.5.170.0000.00814.32
5.5.160.0080.03817.14
5.5.150.0070.03117.22
5.5.140.0060.03617.38
5.5.130.0050.04717.07
5.5.120.0070.04317.27
5.5.110.0040.04517.27
5.5.100.0060.03717.29
5.5.90.0060.04217.27
5.5.80.0080.04617.29
5.5.70.0150.03317.12
5.5.60.0080.04017.20
5.5.50.0080.03817.34
5.5.40.0050.04317.05
5.5.30.0160.03617.26
5.5.20.0050.03417.17
5.5.10.0030.04517.30
5.5.00.0050.02517.10
5.4.450.0070.03316.14
5.4.440.0030.03016.19
5.4.430.0050.02716.23
5.4.420.0070.03816.13
5.4.410.0110.03616.00
5.4.400.0080.03716.06
5.4.390.0100.03916.00
5.4.380.0070.04316.05
5.4.370.0030.03116.06
5.4.360.0070.04415.97
5.4.350.0030.04016.04
5.4.340.0030.03015.90
5.4.330.0000.00612.90
5.4.320.0040.04016.05
5.4.310.0070.02015.96
5.4.300.0070.02216.05
5.4.290.0040.04415.90
5.4.280.0060.04516.06
5.4.270.0070.04115.92
5.4.260.0070.03716.01
5.4.250.0120.02716.04
5.4.240.0120.03816.05
5.4.230.0050.04015.96
5.4.220.0080.04516.06
5.4.210.0050.03815.97
5.4.200.0050.04616.05
5.4.190.0070.03915.87
5.4.180.0030.03715.96
5.4.170.0030.02815.96
5.4.160.0100.02315.89
5.4.150.0030.02815.88
5.4.140.0070.03714.68
5.4.130.0050.03914.65
5.4.120.0080.03214.61
5.4.110.0030.02514.60
5.4.100.0060.03914.66
5.4.90.0090.03714.70
5.4.80.0020.03214.62
5.4.70.0050.02814.70
5.4.60.0080.04314.68
5.4.50.0070.03314.65
5.4.40.0030.04014.68
5.4.30.0000.02914.60
5.4.20.0020.04214.66
5.4.10.0090.03614.69
5.4.00.0030.02614.42
5.3.290.0050.03113.78
5.3.280.0060.02813.78
5.3.270.0070.04013.77
5.3.260.0050.03813.76
5.3.250.0030.03813.78
5.3.240.0070.04013.78
5.3.230.0050.02713.74
5.3.220.0020.03713.80
5.3.210.0050.03213.71
5.3.200.0070.03213.73
5.3.190.0100.03313.76
5.3.180.0050.03213.75
5.3.170.0100.03813.79
5.3.160.0040.04013.70
5.3.150.0050.02513.74
5.3.140.0050.03913.75
5.3.130.0080.03813.79
5.3.120.0020.04513.71
5.3.110.0040.03813.73
5.3.100.0040.02413.52
5.3.90.0070.03313.41
5.3.80.0100.03513.42
5.3.70.0090.03013.45
5.3.60.0010.02913.46
5.3.50.0060.03913.44
5.3.40.0040.04113.45
5.3.30.0120.03513.43
5.3.20.0090.02113.31
5.3.10.0100.03613.31
5.3.00.0050.03313.29
5.2.170.0030.06011.25
5.2.160.0030.06711.03
5.2.150.0070.06011.07
5.2.140.0070.05011.28
5.2.130.0130.05311.16
5.2.120.0000.06310.96
5.2.110.0030.03711.16
5.2.100.0070.06311.02
5.2.90.0030.05711.19
5.2.80.0000.05711.02
5.2.70.0130.03011.10
5.2.60.0100.05710.97
5.2.50.0030.03311.05
5.2.40.0100.04011.02
5.2.30.0030.06310.90
5.2.20.0030.06311.04
5.2.10.0100.05710.91
5.2.00.0000.06310.63
5.1.60.0000.05310.06
5.1.50.0030.0509.88
5.1.40.0000.05710.04
5.1.30.0030.03710.46
5.1.20.0070.04010.48
5.1.10.0130.0479.91
5.1.00.0070.0479.90
5.0.50.0030.0308.65
5.0.40.0070.0438.65
5.0.30.0030.0638.65
5.0.20.0030.0378.65
5.0.10.0030.0438.65
5.0.00.0100.0578.65
4.4.90.0030.0338.65
4.4.80.0000.0278.65
4.4.70.0030.0378.65
4.4.60.0070.0278.65
4.4.50.0100.0308.65
4.4.40.0030.0378.65
4.4.30.0000.0378.65
4.4.20.0030.0278.65
4.4.10.0030.0378.65
4.4.00.0100.0238.65
4.3.110.0030.0308.65
4.3.100.0070.0208.65
4.3.90.0000.0338.65
4.3.80.0030.0538.65
4.3.70.0030.0338.65
4.3.60.0030.0278.65
4.3.50.0030.0238.65
4.3.40.0000.0578.65
4.3.30.0000.0208.65
4.3.20.0000.0408.65
4.3.10.0000.0378.65
4.3.00.0000.0378.65

preferences:
56.96 ms | 401 KiB | 5 Q