3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = new stdclass(); $o->a = 'hello, world'; $b = ['a'=>'a']; echo $o->{$b['a']};

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)
8.3.60.0040.01418.43
8.3.50.0090.01021.98
8.3.40.0040.01118.58
8.3.30.0070.00718.56
8.3.20.0000.00720.16
8.3.10.0090.00020.66
8.3.00.0070.00023.45
8.2.180.0100.00316.50
8.2.170.0100.00722.96
8.2.160.0130.00022.26
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.69
8.2.110.0060.00319.31
8.2.100.0060.00618.05
8.2.90.0000.00819.40
8.2.80.0080.00017.97
8.2.70.0050.00517.63
8.2.60.0070.00317.78
8.2.50.0060.00318.09
8.2.40.0060.00322.32
8.2.30.0000.00719.60
8.2.20.0040.00417.75
8.2.10.0040.00418.04
8.2.00.0040.00418.11
8.1.280.0040.01225.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00722.59
8.1.230.0080.00417.70
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0080.00017.35
8.1.180.0040.00418.10
8.1.170.0040.00418.65
8.1.160.0050.00320.70
8.1.150.0050.00218.86
8.1.140.0000.00819.49
8.1.130.0000.00719.19
8.1.120.0000.00817.37
8.1.110.0000.00817.29
8.1.100.0040.00417.47
8.1.90.0040.00417.50
8.1.80.0000.00817.42
8.1.70.0040.00417.38
8.1.60.0000.00817.46
8.1.50.0040.00417.46
8.1.40.0030.00617.55
8.1.30.0000.00917.56
8.1.20.0030.00517.39
8.1.10.0000.00917.54
8.1.00.0000.00717.52
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.55
8.0.270.0030.00317.25
8.0.260.0060.00016.81
8.0.250.0000.00716.92
8.0.240.0030.00516.84
8.0.230.0030.00316.85
8.0.220.0030.00316.89
8.0.210.0000.00816.77
8.0.200.0060.00016.95
8.0.190.0040.00416.88
8.0.180.0030.00616.91
8.0.170.0000.00716.96
8.0.160.0000.00716.85
8.0.150.0040.00416.84
8.0.140.0040.00416.79
8.0.130.0030.00313.28
8.0.120.0030.00516.86
8.0.110.0040.00416.91
8.0.100.0000.00716.84
8.0.90.0000.00816.86
8.0.80.0060.00916.89
8.0.70.0040.00416.99
8.0.60.0040.00416.80
8.0.50.0000.00816.76
8.0.30.0130.00717.11
8.0.20.0120.01117.40
8.0.10.0000.00717.04
8.0.00.0090.01016.76
7.4.330.0020.00216.72
7.4.320.0000.00616.30
7.4.300.0030.00316.35
7.4.290.0060.00016.44
7.4.280.0040.00416.52
7.4.270.0080.00316.52
7.4.260.0000.00816.56
7.4.250.0000.00816.50
7.4.240.0000.00816.54
7.4.230.0000.00716.42
7.4.220.0070.01116.52
7.4.210.0090.00716.44
7.4.200.0070.00016.61
7.4.160.0090.01116.48
7.4.150.0060.01217.40
7.4.140.0100.01217.86
7.4.130.0070.01416.40
7.4.120.0100.01016.58
7.4.110.0030.01316.36
7.4.100.0050.01116.48
7.4.90.0150.00916.31
7.4.80.0060.01319.39
7.4.70.0110.00516.44
7.4.60.0090.01516.60
7.4.50.0070.01016.54
7.4.40.0100.00616.27
7.4.30.0100.00716.34
7.4.00.0020.01515.11
7.3.330.0000.00513.00
7.3.320.0030.00313.20
7.3.310.0000.00716.33
7.3.300.0030.00316.29
7.3.290.0000.00716.16
7.3.280.0100.00616.29
7.3.270.0140.01017.40
7.3.260.0120.00616.35
7.3.250.0080.01016.50
7.3.240.0080.00916.30
7.3.230.0120.01216.55
7.3.210.0070.01016.33
7.3.200.0060.01016.64
7.3.190.0130.00316.28
7.3.180.0080.00816.24
7.3.170.0130.00316.16
7.3.160.0100.00616.46
7.3.120.0070.01114.56
7.3.110.0070.00714.79
7.3.100.0040.01214.79
7.3.90.0110.00414.72
7.3.80.0140.00015.01
7.3.70.0040.00814.64
7.3.60.0030.00714.87
7.3.50.0080.00014.79
7.3.40.0050.00514.57
7.3.30.0030.00714.70
7.3.20.0060.00616.61
7.3.10.0030.00716.45
7.3.00.0030.01016.77
7.2.330.0090.00916.89
7.2.320.0150.00616.52
7.2.310.0120.00616.70
7.2.300.0100.00716.85
7.2.290.0070.01316.72
7.2.250.0160.00315.23
7.2.240.0030.01715.21
7.2.230.0000.01115.27
7.2.220.0100.00014.77
7.2.210.0030.01014.78
7.2.200.0060.00615.07
7.2.190.0080.00815.11
7.2.180.0030.00914.86
7.2.170.0000.01415.25
7.2.130.0040.01216.68
7.2.120.0050.00516.72
7.2.110.0030.01016.75
7.2.100.0080.00716.55
7.2.90.0050.00816.73
7.2.80.0020.01116.62
7.2.70.0080.00517.10
7.2.60.0060.00716.91
7.2.50.0050.01016.57
7.2.40.0030.01016.78
7.2.30.0070.00717.07
7.2.20.0130.00216.96
7.2.10.0090.00716.88
7.2.00.0050.00817.70
7.1.330.0030.01215.62
7.1.320.0070.01015.71
7.1.310.0060.00615.87
7.1.300.0090.00015.52
7.1.290.0070.00415.56
7.1.280.0090.00315.76
7.1.270.0070.00715.75
7.1.260.0070.00715.48
7.1.250.0100.00315.59
7.1.240.0030.00915.78
7.1.230.0010.01115.81
7.1.220.0050.00915.50
7.1.210.0050.00815.69
7.1.200.0010.01115.69
7.1.190.0090.00215.57
7.1.180.0060.00815.49
7.1.170.0050.00715.53
7.1.160.0060.00815.60
7.1.150.0060.00815.90
7.1.140.0050.00815.60
7.1.130.0020.00615.61
7.1.120.0030.01015.50
7.1.110.0060.00915.65
7.1.100.0040.00616.36
7.1.90.0070.00515.59
7.1.80.0080.00515.82
7.1.70.0040.00616.03
7.1.60.0050.00816.97
7.1.50.0070.00915.91
7.1.40.0060.00815.56
7.1.30.0050.00615.79
7.1.20.0070.00615.71
7.1.10.0050.01015.62
7.1.00.0060.03018.01
7.0.330.0100.00315.57
7.0.320.0030.01015.22
7.0.310.0070.00715.43
7.0.300.0070.00415.20
7.0.290.0040.00815.39
7.0.280.0060.00515.20
7.0.270.0090.00515.59
7.0.260.0060.00615.32
7.0.250.0020.00915.44
7.0.240.0050.00515.46
7.0.230.0040.00815.43
7.0.220.0060.00615.24
7.0.210.0060.00615.37
7.0.200.0040.00815.24
7.0.190.0070.00515.49
7.0.180.0060.00715.29
7.0.170.0020.01115.22
7.0.160.0020.01115.27
7.0.150.0050.00715.33
7.0.140.0030.00915.27
7.0.130.0040.00915.13
7.0.120.0020.01215.31
7.0.110.0080.00715.43
7.0.100.0030.01015.46
7.0.90.0020.01015.35
7.0.80.0050.00715.37
7.0.70.0000.01315.30
7.0.60.0090.03117.50
7.0.50.0030.01816.24
7.0.40.0030.03015.61
7.0.30.0160.02515.65
7.0.20.0170.01915.75
7.0.10.0070.03015.63
7.0.00.0070.03015.68
5.6.380.0030.01214.53
5.6.370.0090.00514.48
5.6.360.0070.00714.52
5.6.350.0070.00314.28
5.6.340.0020.00914.53
5.6.330.0080.00514.39
5.6.320.0080.00514.26
5.6.310.0070.00514.32
5.6.300.0070.00314.57
5.6.290.0070.00314.30
5.6.280.0040.01516.49
5.6.270.0040.00614.35
5.6.260.0040.00714.36
5.6.250.0080.00514.51
5.6.240.0070.00614.23
5.6.230.0050.00714.32
5.6.220.0060.00614.28
5.6.210.0040.02216.42
5.6.200.0030.02015.67
5.6.190.0070.01816.42
5.6.180.0150.02816.40
5.6.170.0180.02216.53
5.6.160.0090.02816.45
5.6.150.0090.02815.61
5.6.140.0070.01815.66
5.6.130.0050.01815.62
5.6.120.0060.03016.54
5.6.110.0040.03516.52
5.6.100.0070.02816.60
5.6.90.0010.03616.56
5.6.80.0050.02616.35
5.6.70.0100.00314.21
5.6.60.0030.00814.32
5.6.50.0060.00814.34
5.6.40.0030.00714.30
5.6.30.0060.00514.08
5.6.20.0060.00714.17
5.6.10.0020.00914.21
5.6.00.0030.00814.16
5.5.380.0030.00711.16
5.5.370.0060.00611.09
5.5.360.0050.00611.03
5.5.350.0080.01614.28
5.5.340.0040.02413.44
5.5.330.0060.02114.25
5.5.320.0220.01414.17
5.5.310.0120.01314.14
5.5.300.0040.03013.39
5.5.290.0070.02613.43
5.5.280.0040.02814.30
5.5.270.0060.02114.37
5.5.260.0090.03014.38
5.5.250.0080.02914.27
5.5.240.0030.01314.09
5.5.230.0030.00611.20
5.5.220.0030.00411.23
5.5.210.0040.00511.21
5.5.200.0060.00511.04
5.5.190.0060.00311.07
5.5.180.0000.00711.15
5.5.170.0040.00712.85
5.5.160.0060.00311.16
5.5.150.0060.00111.19
5.5.140.0060.00411.22
5.5.130.0060.00310.97
5.5.120.0060.00510.95
5.5.110.0090.00011.00
5.5.100.0060.00311.21
5.5.90.0070.00110.98
5.5.80.0020.00611.23
5.5.70.0060.00311.18
5.5.60.0090.00311.11
5.5.50.0080.00311.13
5.5.40.0050.00511.13
5.5.30.0020.00911.15
5.5.20.0030.00611.23
5.5.10.0080.00311.15
5.5.00.0080.00211.04

preferences:
34.12 ms | 401 KiB | 5 Q