3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass(); $obj->bar = "xyz"; $data = ["foo" => "bar"]; $key = "foo"; echo $obj->{ $data[$key] }; echo "$obj->{ $data[$key] }";

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)
8.3.60.0070.00718.62
8.3.50.0040.01116.34
8.3.40.0070.00718.63
8.3.30.0000.01418.79
8.3.20.0080.00020.21
8.3.10.0030.00623.46
8.3.00.0060.01223.61
8.2.180.0160.00618.66
8.2.170.0030.01422.96
8.2.160.0100.00320.51
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00419.82
8.2.120.0000.00726.35
8.2.110.0090.00020.57
8.2.100.0080.00317.84
8.2.90.0080.00019.26
8.2.80.0040.00418.05
8.2.70.0060.00317.75
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0000.01120.53
8.2.30.0040.00419.46
8.2.20.0000.00817.72
8.2.10.0040.00418.03
8.2.00.0040.00418.17
8.1.280.0100.00725.92
8.1.270.0070.01123.91
8.1.260.0070.00028.09
8.1.250.0030.00628.09
8.1.240.0060.00323.93
8.1.230.0110.00020.80
8.1.220.0040.00417.76
8.1.210.0090.00018.77
8.1.200.0000.01017.23
8.1.190.0050.00317.35
8.1.180.0030.00618.10
8.1.170.0000.00818.64
8.1.160.0040.00420.66
8.1.150.0040.00418.89
8.1.140.0050.00319.54
8.1.130.0030.00317.70
8.1.120.0000.00717.46
8.1.110.0040.00417.39
8.1.100.0080.00017.50
8.1.90.0000.00717.38
8.1.80.0050.00317.37
8.1.70.0040.00417.39
8.1.60.0030.00617.54
8.1.50.0030.00517.59
8.1.40.0080.00017.58
8.1.30.0000.00817.59
8.1.20.0030.00517.60
8.1.10.0040.00417.59
8.1.00.0060.00317.52
8.0.300.0070.00018.77
8.0.290.0050.00316.75
8.0.280.0040.00418.45
8.0.270.0050.00217.15
8.0.260.0030.00317.13
8.0.250.0030.00316.96
8.0.240.0030.00317.00
8.0.230.0040.00416.93
8.0.220.0070.00016.84
8.0.210.0000.00717.00
8.0.200.0000.00917.08
8.0.190.0030.00517.06
8.0.180.0040.00416.87
8.0.170.0000.00816.95
8.0.160.0040.00416.95
8.0.150.0030.00416.87
8.0.140.0000.01016.89
8.0.130.0000.00713.44
8.0.120.0050.00316.95
8.0.110.0040.00416.99
8.0.100.0080.00017.02
8.0.90.0040.00417.03
8.0.80.0090.00916.86
8.0.70.0000.00716.78
8.0.60.0040.00416.98
8.0.50.0040.00416.75
8.0.30.0080.01017.16
8.0.20.0090.01017.41
8.0.10.0000.00717.08
8.0.00.0090.00816.77
7.4.330.0000.00516.76
7.4.320.0030.00316.44
7.4.300.0000.00816.42
7.4.290.0070.00016.40
7.4.280.0080.00216.40
7.4.270.0050.00216.45
7.4.260.0030.00316.56
7.4.250.0000.00716.52
7.4.240.0030.00416.53
7.4.230.0040.00416.56
7.4.220.0120.00616.61
7.4.210.0060.00916.61
7.4.200.0040.00416.52
7.4.160.0040.01216.52
7.4.150.0100.00717.40
7.4.140.0100.00817.86
7.4.130.0130.00816.64
7.4.120.0130.00916.54
7.4.110.0100.00716.38
7.4.100.0100.00716.51
7.4.90.0100.00716.41
7.4.80.0070.01619.39
7.4.70.0150.00316.57
7.4.60.0090.00916.61
7.4.50.0100.00716.55
7.4.40.0120.00416.52
7.4.30.0080.00816.55
7.4.00.0070.01114.88
7.3.330.0050.00013.33
7.3.320.0060.00013.29
7.3.310.0030.00316.33
7.3.300.0000.00716.30
7.3.290.0060.00916.43
7.3.280.0050.01216.33
7.3.270.0090.00917.40
7.3.260.0070.01016.28
7.3.250.0070.01216.59
7.3.240.0140.00916.30
7.3.230.0130.00316.42
7.3.210.0070.01016.46
7.3.200.0080.00819.39
7.3.190.0120.01216.39
7.3.180.0040.01216.39
7.3.170.0080.00816.54
7.3.160.0120.00916.45
7.3.10.0030.01416.66
7.3.00.0060.00516.79
7.2.330.0160.00716.31
7.2.320.0100.00716.41
7.2.310.0110.00716.34
7.2.300.0090.01416.77
7.2.290.0160.00016.75
7.2.130.0080.00617.00
7.2.120.0040.00817.07
7.2.110.0030.00916.81
7.2.100.0050.00516.70
7.2.90.0040.01017.04
7.2.80.0090.00616.95
7.2.70.0030.00816.86
7.2.60.0050.00716.81
7.2.50.0050.01117.08
7.2.40.0050.00816.75
7.2.30.0080.00416.62
7.2.20.0050.00816.95
7.2.10.0060.00816.91
7.2.00.0080.00817.71
7.1.250.0030.00915.75
7.1.240.0090.00015.64
7.1.230.0080.00415.52
7.1.220.0070.00715.46
7.1.210.0000.01315.88
7.1.200.0060.00615.57
7.1.190.0000.01415.32
7.1.180.0060.00915.62
7.1.170.0000.01215.76
7.1.160.0060.00615.67
7.1.150.0100.00315.66
7.1.140.0030.00715.65
7.1.130.0060.00915.64
7.1.120.0030.01015.46
7.1.110.0030.01015.86
7.1.100.0030.00916.82
7.1.90.0000.01515.70
7.1.80.0120.00315.44
7.1.70.0030.01216.55
7.1.60.0070.01017.44
7.1.50.0080.01416.23
7.1.40.0000.01515.79
7.1.30.0060.00315.64
7.1.20.0040.01115.51
7.1.10.0050.00515.88
7.1.00.0080.03619.09
7.0.330.0030.01015.16
7.0.320.0070.00015.32
7.0.310.0040.01115.20
7.0.300.0060.00615.02
7.0.290.0000.01415.27
7.0.280.0040.00815.30
7.0.270.0000.00815.41
7.0.260.0030.01015.11
7.0.250.0070.00315.36
7.0.240.0030.00715.16
7.0.230.0030.01215.39
7.0.220.0040.00815.29
7.0.210.0000.01015.39
7.0.200.0030.00716.05
7.0.190.0030.00715.40
7.0.180.0090.00315.32
7.0.170.0060.00715.27
7.0.160.0000.01215.25
7.0.150.0040.00415.57
7.0.140.0100.00315.46
7.0.130.0060.00615.29
7.0.120.0000.01215.43
7.0.110.0070.00715.54
7.0.100.0000.01215.12
7.0.90.0070.00415.26
7.0.80.0080.00315.26
7.0.70.0040.00415.49
7.0.60.0150.04117.81
7.0.50.0080.04316.68
7.0.40.0030.03316.87
7.0.30.0170.04316.86
7.0.20.0250.04216.71
7.0.10.0070.04516.73
7.0.00.0070.04616.80
5.6.380.0030.01014.62
5.6.370.0060.00614.30
5.6.360.0060.00614.15
5.6.350.0040.01114.12
5.6.340.0030.01214.13
5.6.330.0000.01414.09
5.6.320.0150.00014.09
5.6.310.0090.00314.02
5.6.300.0060.00714.53
5.6.290.0120.00314.26
5.6.280.0050.03117.74
5.6.270.0030.00714.32
5.6.260.0000.01314.63
5.6.250.0000.01114.26
5.6.240.0030.01014.13
5.6.230.0060.00614.43
5.6.220.0040.00414.31
5.6.210.0100.04517.43
5.6.200.0020.03716.27
5.6.190.0130.02817.55
5.6.180.0280.04017.52
5.6.170.0200.02617.23
5.6.160.0070.02517.60
5.6.150.0110.04316.06
5.6.140.0090.04316.35
5.6.130.0050.02416.11
5.6.120.0060.04817.71
5.6.110.0020.04917.65
5.6.100.0030.04817.54
5.6.90.0120.01817.68
5.6.80.0070.03517.20
5.6.70.0100.00314.20
5.6.60.0060.00614.29
5.6.50.0060.00914.21
5.6.40.0070.00714.21
5.6.30.0000.01314.33
5.6.20.0030.01014.11
5.6.10.0000.01214.25
5.6.00.0060.00614.30
5.5.380.0040.00411.11
5.5.370.0040.00411.09
5.5.360.0000.01011.19
5.5.350.0100.01915.59
5.5.340.0030.02214.58
5.5.330.0080.04415.75
5.5.320.0180.03815.82
5.5.310.0100.03715.79
5.5.300.0020.02614.58
5.5.290.0070.04014.56
5.5.280.0020.02715.92
5.5.270.0100.03815.88
5.5.260.0020.04915.72
5.5.250.0020.02615.86
5.5.240.0030.02215.61
5.5.230.0040.00910.82
5.5.220.0000.00611.06
5.5.210.0070.00311.04
5.5.200.0060.00611.20
5.5.190.0030.00710.77
5.5.180.0040.00710.99
5.5.170.0030.00910.88
5.5.160.0100.00010.77
5.5.150.0030.00610.71
5.5.140.0030.00910.82
5.5.130.0000.00611.16
5.5.120.0040.00411.07
5.5.110.0030.00910.86
5.5.100.0060.00611.00
5.5.90.0000.00710.66
5.5.80.0040.00811.03
5.5.70.0030.01110.95
5.5.60.0040.00410.94
5.5.50.0050.00511.14
5.5.40.0040.00810.99
5.5.30.0060.00710.93
5.5.20.0040.00811.21
5.5.10.0090.00410.81
5.5.00.0110.00011.10

preferences:
57.98 ms | 400 KiB | 5 Q