3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = new stdClass; $obj->{'123'} = "foo"; $arr = (array) $obj; print_r($arr); $f = var_export($arr); // PHP4 only: "foo" echo $f["123"];

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)
8.3.60.0070.00718.68
8.3.50.0120.00921.27
8.3.40.0120.00618.79
8.3.30.0110.00418.95
8.3.20.0050.00220.16
8.3.10.0040.00423.55
8.3.00.0080.00019.38
8.2.180.0060.00916.50
8.2.170.0150.00022.96
8.2.160.0140.00019.20
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0050.00222.05
8.2.110.0030.00620.48
8.2.100.0040.00718.03
8.2.90.0080.00019.14
8.2.80.0000.00917.97
8.2.70.0040.00417.50
8.2.60.0050.00217.93
8.2.50.0050.00318.07
8.2.40.0080.00019.97
8.2.30.0060.00318.19
8.2.20.0070.00017.67
8.2.10.0000.00818.13
8.2.00.0020.00517.67
8.1.280.0110.00425.92
8.1.270.0040.00423.92
8.1.260.0050.00226.35
8.1.250.0000.00728.09
8.1.240.0060.00323.84
8.1.230.0070.00318.97
8.1.220.0030.00517.74
8.1.210.0000.00718.77
8.1.200.0060.00317.23
8.1.190.0060.00317.35
8.1.180.0030.00618.10
8.1.170.0080.00018.49
8.1.160.0070.00021.87
8.1.150.0000.00718.87
8.1.140.0000.00717.30
8.1.130.0000.00717.81
8.1.120.0000.00717.30
8.1.110.0000.00717.39
8.1.100.0030.00317.43
8.1.90.0070.00017.29
8.1.80.0000.00717.34
8.1.70.0000.00717.43
8.1.60.0040.00417.54
8.1.50.0090.00017.53
8.1.40.0000.00717.48
8.1.30.0060.00317.54
8.1.20.0000.00717.49
8.1.10.0000.00717.48
8.1.00.0040.00417.40
8.0.300.0070.00018.77
8.0.290.0000.00716.88
8.0.280.0040.00418.37
8.0.270.0030.00317.25
8.0.260.0000.00817.26
8.0.250.0000.00716.91
8.0.240.0060.00016.96
8.0.230.0030.00616.98
8.0.220.0060.00016.90
8.0.210.0000.00716.79
8.0.200.0070.00016.82
8.0.190.0060.00317.00
8.0.180.0000.00716.91
8.0.170.0050.00316.92
8.0.160.0030.00516.80
8.0.150.0000.00716.80
8.0.140.0070.00016.86
8.0.130.0050.00313.38
8.0.120.0050.00316.76
8.0.110.0000.00716.92
8.0.100.0080.00016.93
8.0.90.0020.00516.95
8.0.80.0030.01216.80
8.0.70.0080.00016.76
8.0.60.0050.00216.93
8.0.50.0000.00716.94
8.0.30.0120.01317.15
8.0.20.0100.01117.40
8.0.10.0050.00317.03
8.0.00.0090.00917.07
7.4.330.0030.00315.02
7.4.320.0040.00416.58
7.4.300.0070.00016.48
7.4.290.0000.00716.61
7.4.280.0040.00316.62
7.4.270.0070.00016.60
7.4.260.0040.00416.51
7.4.250.0000.00716.47
7.4.240.0050.00216.62
7.4.230.0070.00016.44
7.4.220.0170.00316.63
7.4.210.0000.01416.47
7.4.200.0040.00416.53
7.4.160.0060.01616.39
7.4.150.0030.01617.40
7.4.140.0160.01017.86
7.4.130.0070.01016.53
7.4.120.0100.00716.48
7.4.110.0130.01016.61
7.4.100.0080.00816.59
7.4.90.0100.00716.45
7.4.80.0110.01119.39
7.4.70.0060.01216.50
7.4.60.0100.00716.56
7.4.50.0090.00016.48
7.4.40.0120.00916.58
7.4.30.0060.00916.45
7.4.10.0040.01515.20
7.4.00.0100.00815.05
7.3.330.0060.00013.09
7.3.320.0000.00613.27
7.3.310.0070.00016.18
7.3.300.0000.00716.32
7.3.290.0080.00616.25
7.3.280.0120.00416.27
7.3.270.0140.00317.40
7.3.260.0090.01316.27
7.3.250.0090.00816.37
7.3.240.0140.00816.23
7.3.230.0070.01016.39
7.3.210.0060.01216.43
7.3.200.0120.00416.67
7.3.190.0140.00316.31
7.3.180.0080.00816.41
7.3.170.0090.00616.31
7.3.160.0090.00616.36
7.3.130.0100.01014.81
7.3.120.0060.01315.05
7.3.110.0070.00714.96
7.3.100.0070.01014.77
7.3.90.0100.00614.58
7.3.80.0060.00314.81
7.3.70.0060.00614.90
7.3.60.0080.00614.55
7.3.50.0000.01414.54
7.3.40.0000.01014.47
7.3.30.0030.01214.70
7.3.20.0080.00316.77
7.3.10.0030.01016.59
7.3.00.0120.00316.78
7.2.330.0120.01216.77
7.2.320.0100.00716.86
7.2.310.0110.00716.39
7.2.300.0110.00616.53
7.2.290.0140.00716.54
7.2.260.0070.00515.32
7.2.250.0090.01015.09
7.2.240.0060.00815.06
7.2.230.0100.00314.96
7.2.220.0030.00615.23
7.2.210.0000.00814.76
7.2.200.0070.00315.11
7.2.190.0030.00715.01
7.2.180.0030.01014.89
7.2.170.0100.00315.20
7.2.160.0030.01415.02
7.2.150.0080.00416.88
7.2.140.0080.00416.85
7.2.130.0120.00317.11
7.2.120.0000.01117.01
7.2.110.0070.00417.00
7.2.100.0060.00617.05
7.2.90.0100.00016.71
7.2.80.0040.00817.07
7.2.70.0050.00516.85
7.2.60.0030.00816.87
7.2.50.0070.00717.09
7.2.40.0000.01016.89
7.2.30.0030.00916.86
7.2.20.0030.00716.77
7.2.10.0030.01616.92
7.2.00.0050.01018.24
7.1.330.0040.00415.86
7.1.320.0100.00715.76
7.1.310.0030.01015.96
7.1.300.0030.01015.59
7.1.290.0070.01015.73
7.1.280.0070.01015.87
7.1.270.0060.00915.86
7.1.260.0000.00815.94
7.1.250.0100.00315.92
7.1.240.0040.00715.60
7.1.230.0130.00315.87
7.1.220.0090.00615.81
7.1.210.0030.00615.77
7.1.200.0050.00715.71
7.1.190.0090.00615.77
7.1.180.0030.00715.68
7.1.170.0060.01015.72
7.1.160.0060.00615.91
7.1.150.0130.00015.91
7.1.140.0030.00915.68
7.1.130.0000.01515.69
7.1.120.0070.01115.61
7.1.110.0000.01015.66
7.1.100.0080.00815.85
7.1.90.0070.01015.49
7.1.80.0060.01015.64
7.1.70.0050.00516.52
7.1.60.0090.00516.46
7.1.50.0040.01316.29
7.1.40.0000.00815.87
7.1.30.0100.00715.86
7.1.20.0030.01015.93
7.1.10.0070.00715.59
7.1.00.0020.04419.08
7.0.330.0030.01015.19
7.0.320.0030.01015.56
7.0.310.0000.01515.38
7.0.300.0070.00715.42
7.0.290.0060.00315.33
7.0.280.0040.00415.20
7.0.270.0040.01115.40
7.0.260.0110.00415.35
7.0.250.0040.00715.56
7.0.240.0070.00715.52
7.0.230.0070.00715.50
7.0.220.0090.00315.18
7.0.210.0060.00615.59
7.0.200.0070.00816.00
7.0.190.0060.00315.17
7.0.180.0080.00815.13
7.0.170.0090.00315.36
7.0.160.0070.00715.37
7.0.150.0030.01015.45
7.0.140.0110.03518.78
7.0.130.0100.00715.35
7.0.120.0030.00915.62
7.0.110.0030.01015.33
7.0.100.0090.02517.70
7.0.90.0050.02217.63
7.0.80.0040.02117.69
7.0.70.0050.02817.54
7.0.60.0050.02417.60
7.0.50.0100.02517.93
7.0.40.0050.01916.65
7.0.30.0070.02316.80
7.0.20.0020.03016.72
7.0.10.0100.01716.73
7.0.00.0060.02116.74
5.6.400.0080.00614.67
5.6.390.0070.00314.52
5.6.380.0090.00614.44
5.6.370.0120.00314.23
5.6.360.0090.00314.32
5.6.350.0070.00714.46
5.6.340.0050.00314.26
5.6.330.0030.01314.04
5.6.320.0070.00714.31
5.6.310.0030.00714.22
5.6.300.0060.00614.42
5.6.290.0080.00614.73
5.6.280.0080.03817.87
5.6.270.0000.00914.35
5.6.260.0060.00614.40
5.6.250.0070.01817.55
5.6.240.0100.01717.50
5.6.230.0070.02317.39
5.6.220.0080.02117.61
5.6.210.0080.02517.57
5.6.200.0070.02317.91
5.6.190.0020.02417.69
5.6.180.0020.03217.80
5.6.170.0030.02517.70
5.6.160.0110.01617.68
5.6.150.0030.02417.78
5.6.140.0050.02017.72
5.6.130.0080.02317.68
5.6.120.0080.01617.54
5.6.110.0070.04017.71
5.6.100.0040.04917.68
5.6.90.0070.04517.66
5.6.80.0050.02317.47
5.6.70.0050.02617.32
5.6.60.0090.02417.45
5.6.50.0030.02317.42
5.6.40.0050.02517.34
5.6.30.0060.04317.49
5.6.20.0050.04517.38
5.6.10.0110.03917.29
5.6.00.0100.04217.41
5.5.380.0080.01517.43
5.5.370.0030.02817.32
5.5.360.0100.02017.43
5.5.350.0070.02217.31
5.5.340.0080.02417.71
5.5.330.0060.02417.40
5.5.320.0070.02317.65
5.5.310.0050.02017.56
5.5.300.0080.02517.68
5.5.290.0070.02017.58
5.5.280.0030.03017.67
5.5.270.0030.02717.53
5.5.260.0050.04217.53
5.5.250.0070.04217.46
5.5.240.0030.02217.30
5.5.230.0120.03917.34
5.5.220.0100.04017.24
5.5.210.0070.03917.24
5.5.200.0080.04117.36
5.5.190.0020.04517.30
5.5.180.0040.04217.32
5.5.170.0030.01014.39
5.5.160.0040.02517.17
5.5.150.0050.02717.11
5.5.140.0030.05017.38
5.5.130.0000.03017.31
5.5.120.0040.04417.26
5.5.110.0030.04317.06
5.5.100.0050.03517.15
5.5.90.0080.03817.07
5.5.80.0090.03617.19
5.5.70.0070.03717.24
5.5.60.0060.03817.01
5.5.50.0020.04717.07
5.5.40.0050.04417.07
5.5.30.0100.03717.02
5.5.20.0070.03517.19
5.5.10.0150.03717.20
5.5.00.0050.04317.05
5.4.450.0000.02915.27
5.4.440.0030.02015.18
5.4.430.0030.02415.32
5.4.420.0060.03815.26
5.4.410.0100.03615.24
5.4.400.0060.03814.96
5.4.390.0100.04014.98
5.4.380.0080.03814.95
5.4.370.0100.03715.04
5.4.360.0020.04014.95
5.4.350.0030.03115.02
5.4.340.0080.02015.14
5.4.330.0040.00810.83
5.4.320.0040.02215.01
5.4.310.0100.02014.90
5.4.300.0060.03715.06
5.4.290.0020.04015.02
5.4.280.0040.02715.12
5.4.270.0040.02415.19
5.4.260.0070.01915.16
5.4.250.0020.03515.08
5.4.240.0050.04415.08
5.4.230.0060.02315.13
5.4.220.0070.03514.94
5.4.210.0020.03915.00
5.4.200.0080.02614.95
5.4.190.0030.04214.88
5.4.180.0100.03515.07
5.4.170.0060.03914.98
5.4.160.0050.03414.99
5.4.150.0070.04114.99
5.4.140.0070.01713.66
5.4.130.0070.02113.62
5.4.120.0070.03713.60
5.4.110.0050.03713.76
5.4.100.0100.03313.62
5.4.90.0070.02213.79
5.4.80.0070.04813.84
5.4.70.0050.04113.76
5.4.60.0070.03713.59
5.4.50.0080.03313.67
5.4.40.0030.03913.66
5.4.30.0050.03813.64
5.4.20.0050.03713.69
5.4.10.0080.03713.70
5.4.00.0050.02513.42
5.3.290.0070.07314.65
5.3.280.0130.07014.45
5.3.270.0100.04714.46
5.3.260.0000.08314.55
5.3.250.0100.03714.46
5.3.240.0000.07014.42
5.3.230.0130.06714.59
5.3.220.0030.05714.54
5.3.210.0100.04014.44
5.3.200.0030.08014.57
5.3.190.0030.07714.52
5.3.180.0030.05014.55
5.3.170.0070.05014.55
5.3.160.0070.07714.55
5.3.150.0170.04014.54
5.3.140.0030.06314.56
5.3.130.0030.06714.55
5.3.120.0100.03714.48
5.3.110.0030.06314.52
5.3.100.0030.07014.04
5.3.90.0070.04313.88
5.3.80.0030.07013.92
5.3.70.0100.03714.00
5.3.60.0070.07313.99
5.3.50.0030.07713.89
5.3.40.0000.04713.92
5.3.30.0070.03713.68
5.3.20.0000.07313.68
5.3.10.0030.03713.59
5.3.00.0070.04313.64
5.2.170.0030.06311.21
5.2.160.0000.04310.99
5.2.150.0030.06310.93
5.2.140.0000.03711.13
5.2.130.0130.04711.16
5.2.120.0100.06310.89
5.2.110.0130.05010.93
5.2.100.0000.05011.08
5.2.90.0070.05310.93
5.2.80.0030.04711.14
5.2.70.0030.04011.07
5.2.60.0030.03311.09
5.2.50.0030.03311.01
5.2.40.0030.04710.82
5.2.30.0030.04711.04
5.2.20.0030.06710.90
5.2.10.0070.06010.89
5.2.00.0030.06010.77
5.1.60.0030.04010.00
5.1.50.0130.04310.03
5.1.40.0130.04710.00
5.1.30.0000.05710.24
5.1.20.0070.03710.25
5.1.10.0100.05310.00
5.1.00.0130.05010.00
5.0.50.0030.04010.00
5.0.40.0070.03310.00
5.0.30.0030.06310.00
5.0.20.0070.02010.00
5.0.10.0070.04010.00
5.0.00.0030.07010.00
4.4.90.0000.03010.00
4.4.80.0070.03010.00
4.4.70.0100.03710.00
4.4.60.0070.03310.00
4.4.50.0030.03710.00
4.4.40.0030.03010.00
4.4.30.0070.03310.00
4.4.20.0030.01710.00
4.4.10.0030.03710.00
4.4.00.0070.03710.00
4.3.110.0000.03710.00
4.3.100.0070.03010.00
4.3.90.0100.01710.00
4.3.80.0000.02710.00
4.3.70.0000.03010.00
4.3.60.0030.02710.00
4.3.50.0000.03310.00
4.3.40.0030.04310.00
4.3.30.0030.03310.00
4.3.20.0000.03710.00
4.3.10.0000.03710.00
4.3.00.0030.02710.00

preferences:
44.33 ms | 401 KiB | 5 Q