3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass(); $obj->bar = "xyz"; $data = array("foo" => "bar"); $key = "foo"; //$obj->${'data'[$key]}; // Syntax error $obj->{$data[$key]}; // Works $obj->${key}; // E_NOTICE. Does not work $obj->{$key}; // Works

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)
8.3.70.0060.00918.39
8.3.60.0030.01425.92
8.3.50.0090.00625.92
8.3.40.0040.01125.92
8.2.190.0060.00918.25
8.2.180.0030.01025.92
8.2.170.0110.00425.92
8.1.280.0100.00725.92
7.4.10.0260.00416.55
7.4.00.0070.01115.37
7.3.130.0200.01216.28
7.3.120.0130.00715.68
7.3.110.0120.01115.63
7.3.100.0100.00815.39
7.3.90.0070.01315.53
7.3.80.0160.00615.68
7.3.70.0110.00815.59
7.3.60.0100.01315.67
7.3.50.0110.01015.66
7.3.40.0100.01115.42
7.3.30.0050.01115.48
7.3.20.0100.01116.46
7.3.10.0190.00916.51
7.3.00.0100.01116.48
7.2.260.0040.01716.70
7.2.250.0130.01015.66
7.2.240.0110.01315.81
7.2.230.0090.01215.84
7.2.220.0070.01315.98
7.2.210.0100.01015.78
7.2.200.0150.00515.88
7.2.190.0130.00515.76
7.2.180.0130.01015.60
7.2.170.0090.01515.79
7.2.160.0180.01116.62
7.2.150.0380.01716.53
7.2.140.0320.01016.60
7.2.130.0260.01516.64
7.2.120.0290.02016.54
7.2.110.0260.00716.63
7.2.100.0180.01416.63
7.2.90.0120.01516.52
7.2.80.0480.00311.65
7.2.70.0160.00811.65
7.2.60.0140.00914.20
7.2.50.0180.00311.65
7.2.40.0100.00011.65
7.2.30.0250.00311.65
7.2.20.0150.00611.65
7.2.10.0200.00311.66
7.2.00.0110.01117.82
7.1.330.0270.00515.58
7.1.320.0250.00615.46
7.1.310.0360.00715.47
7.1.300.0190.01015.64
7.1.290.0320.00715.61
7.1.280.0260.00515.65
7.1.270.0170.01115.59
7.1.260.0100.01115.51
7.1.250.0120.01215.48
7.1.240.0210.01215.36
7.1.230.0250.00315.45
7.1.220.0200.01015.56
7.1.210.0300.00311.65
7.1.200.0130.00715.58
7.1.190.0210.01015.52
7.1.180.0150.01515.42
7.1.170.0190.00915.41
7.1.160.0410.01115.54
7.1.150.0400.00615.38
7.1.140.0230.00615.55
7.1.130.0570.00715.37
7.1.120.0210.01215.52
7.1.110.0250.01015.58
7.1.100.0190.01016.56
7.1.90.0210.01115.37
7.1.80.0120.01615.55
7.1.70.0090.00814.25
7.1.60.0230.01317.38
7.1.50.0210.00816.11
7.1.40.0340.00715.46
7.1.30.0240.00615.33
7.1.20.1280.00715.46
7.1.10.0200.00011.65
7.1.00.0090.04318.89
7.0.330.0370.00314.99
7.0.320.0350.01015.13
7.0.310.0280.00711.65
7.0.300.2070.00011.65
7.0.290.0250.01614.97
7.0.280.0200.00515.28
7.0.270.0180.00615.14
7.0.260.0190.00715.29
7.0.250.0160.01615.00
7.0.240.0340.00715.09
7.0.230.0360.00615.27
7.0.220.0240.00715.14
7.0.210.0360.00615.19
7.0.200.0100.00615.88
7.0.190.0170.00511.65
7.0.180.0220.01615.05
7.0.170.0280.01115.20
7.0.160.0510.00011.65
7.0.150.0190.00914.96
7.0.140.0130.01815.08
7.0.130.0210.01315.06
7.0.120.0350.00715.02
7.0.110.0500.00915.17
7.0.100.0300.00015.24
7.0.90.0130.01415.06
7.0.80.0220.00814.96
7.0.70.0110.00911.65
7.0.60.0420.03217.52
7.0.50.0220.03214.75
7.0.40.0100.04715.84
7.0.30.0260.04217.51
7.0.20.0280.04317.50
7.0.10.0100.03317.51
7.0.00.0110.02617.51
5.6.400.0180.00816.04
5.6.390.0190.00011.65
5.6.380.0190.00815.77
5.6.370.0110.01115.86
5.6.360.0120.01016.13
5.6.350.0150.00816.14
5.6.340.0200.00915.93
5.6.330.0220.00616.02
5.6.320.0210.00716.04
5.6.310.0190.00011.65
5.6.300.0140.00411.65
5.6.290.0260.00316.18
5.6.280.0110.03818.31
5.6.270.0160.00411.65
5.6.260.0160.00311.65
5.6.250.0190.00011.65
5.6.240.0150.01116.19
5.6.230.0070.02115.89
5.6.220.0180.00415.75
5.6.210.0070.05218.20
5.6.200.0110.04217.04
5.6.190.0080.04518.09
5.6.180.0320.03218.29
5.6.170.0220.04218.08
5.6.160.0090.02918.15
5.6.150.0080.04417.07
5.6.140.0080.02714.93
5.6.130.0160.04214.91
5.6.120.0120.04316.38
5.6.110.0110.03416.31
5.6.100.0170.01818.48
5.6.90.0120.02016.31
5.6.80.0110.03216.01
5.6.70.0130.01315.86
5.6.60.0200.00415.99
5.6.50.0170.01015.68
5.6.40.0190.01315.96
5.6.30.0070.02115.69
5.6.20.0100.01415.77
5.6.10.0190.01015.99
5.6.00.0170.00715.79
5.5.380.0180.00815.89
5.5.370.0140.00715.78
5.5.360.0110.00611.65
5.5.350.0180.04218.14
5.5.340.0100.04416.99
5.5.330.0120.03718.15
5.5.320.0250.04717.97
5.5.310.0170.02417.92
5.5.300.0060.02516.90
5.5.290.0140.04616.85
5.5.280.0120.03118.46
5.5.270.0150.04118.24
5.5.260.0150.02018.15
5.5.250.0150.04218.20
5.5.240.0120.02518.05
5.5.230.0090.01315.93
5.5.220.0150.01115.95
5.5.210.0120.00915.85
5.5.200.0210.00515.75
5.5.190.0140.00511.65
5.5.180.0190.00615.71
5.5.170.0100.01415.87
5.5.160.0160.00915.80
5.5.150.0230.00315.50
5.5.140.0110.01315.78
5.5.130.0150.01115.72
5.5.120.0160.00715.74
5.5.110.0200.00815.64
5.5.100.0070.01815.88
5.5.90.0120.01215.63
5.5.80.0160.00915.71
5.5.70.0130.01315.57
5.5.60.0110.00615.68
5.5.50.0140.01115.84
5.5.40.0120.00815.73
5.5.30.0170.00615.82
5.5.20.0100.01015.80
5.5.10.0240.00315.68
5.5.00.0110.01115.79

preferences:
30.83 ms | 401 KiB | 5 Q