3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object)array('123a' => '456'); print_r($obj); if ( isset($obj->{'123a'})) { echo $obj->{'123a'},"\n"; }

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)
8.3.40.0110.00718.79
8.3.30.0100.00319.05
8.3.20.0040.00420.26
8.3.10.0000.00723.41
8.3.00.0050.00319.38
8.2.170.0070.00722.96
8.2.160.0180.00420.58
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0040.00422.17
8.2.110.0060.00322.26
8.2.100.0040.00817.97
8.2.90.0030.00519.05
8.2.80.0040.00417.97
8.2.70.0100.00617.13
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0000.00819.95
8.2.30.0030.00517.93
8.2.20.0000.00817.75
8.2.10.0050.00217.88
8.2.00.0040.00417.55
8.1.270.0090.00022.16
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0060.00324.01
8.1.230.0110.00818.77
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0030.00617.22
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0050.00318.52
8.1.160.0040.00421.98
8.1.150.0060.00518.82
8.1.140.0000.00717.39
8.1.130.0030.00317.81
8.1.120.0000.00717.36
8.1.110.0000.00717.45
8.1.100.0070.00017.45
8.1.90.0040.00417.33
8.1.80.0000.00717.40
8.1.70.0000.00717.30
8.1.60.0040.00417.49
8.1.50.0000.00917.47
8.1.40.0000.00817.33
8.1.30.0040.00417.58
8.1.20.0040.00417.61
8.1.10.0040.00417.53
8.1.00.0000.00917.46
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0050.00218.45
8.0.270.0030.00317.13
8.0.260.0060.00017.16
8.0.250.0030.00317.02
8.0.240.0080.00016.93
8.0.230.0070.00016.92
8.0.220.0060.00316.88
8.0.210.0050.00316.86
8.0.200.0000.00616.96
8.0.190.0080.00316.86
8.0.180.0040.00416.80
8.0.170.0080.00016.90
8.0.160.0000.00716.80
8.0.150.0000.00816.85
8.0.140.0000.00716.90
8.0.130.0060.00013.32
8.0.120.0000.00716.77
8.0.110.0040.00416.94
8.0.100.0070.00016.77
8.0.90.0080.00016.78
8.0.80.0090.00616.88
8.0.70.0000.00716.78
8.0.60.0040.00416.77
8.0.50.0060.00316.92
8.0.30.0110.01017.20
8.0.20.0130.00617.40
8.0.10.0050.00316.85
8.0.00.0090.01016.81
7.4.330.0000.00615.00
7.4.320.0000.00716.35
7.4.300.0030.00316.52
7.4.290.0000.00716.36
7.4.280.0040.00416.33
7.4.270.0040.00416.49
7.4.260.0040.00416.52
7.4.250.0000.00816.31
7.4.240.0020.00516.44
7.4.230.0000.00716.54
7.4.220.0070.01116.58
7.4.210.0100.01016.57
7.4.200.0070.00016.32
7.4.160.0030.01416.44
7.4.150.0090.00917.40
7.4.140.0140.01017.86
7.4.130.0070.01316.37
7.4.120.0120.00916.39
7.4.110.0160.00316.45
7.4.100.0090.01216.28
7.4.90.0090.00916.51
7.4.80.0070.01519.39
7.4.70.0160.00016.57
7.4.60.0080.00816.61
7.4.50.0060.00316.26
7.4.40.0130.00316.39
7.4.30.0090.00916.57
7.4.00.0090.00914.66
7.3.330.0000.00612.93
7.3.320.0060.00012.94
7.3.310.0030.00316.26
7.3.300.0000.00716.09
7.3.290.0060.00916.20
7.3.280.0130.00216.21
7.3.270.0120.00617.40
7.3.260.0100.00716.29
7.3.250.0060.01116.29
7.3.240.0220.00316.02
7.3.230.0100.00716.39
7.3.210.0110.00816.40
7.3.200.0130.00319.39
7.3.190.0180.00016.32
7.3.180.0100.00716.22
7.3.170.0060.00916.27
7.3.160.0080.00816.13
7.3.120.0070.01014.60
7.3.110.0060.01214.50
7.3.100.0050.00514.73
7.3.90.0060.00914.63
7.3.80.0030.00614.86
7.3.70.0130.00014.80
7.3.60.0030.00714.81
7.3.50.0080.00414.58
7.3.40.0060.00614.41
7.3.30.0030.01014.70
7.3.20.0060.00616.62
7.3.10.0070.00716.22
7.3.00.0070.00816.41
7.2.330.0090.00816.46
7.2.320.0180.00616.79
7.2.310.0080.00816.64
7.2.300.0030.01616.54
7.2.290.0090.00916.68
7.2.250.0070.01414.99
7.2.240.0040.01514.78
7.2.230.0070.00714.72
7.2.220.0030.01015.00
7.2.210.0070.00314.99
7.2.200.0030.01015.06
7.2.190.0000.00914.79
7.2.180.0000.01414.75
7.2.170.0100.00715.13
7.2.130.0080.00817.07
7.2.120.0030.00616.66
7.2.110.0040.01116.84
7.2.100.0000.01516.88
7.2.90.0040.00416.98
7.2.80.0040.01116.89
7.2.70.0130.00317.07
7.2.60.0070.01016.93
7.2.50.0080.00816.94
7.2.40.0040.01116.75
7.2.30.0100.00016.80
7.2.20.0040.00716.75
7.2.10.0070.00716.79
7.2.00.0130.00316.62
7.1.330.0110.00415.67
7.1.320.0040.01115.64
7.1.310.0040.00415.42
7.1.300.0030.01015.76
7.1.290.0000.01215.93
7.1.280.0000.00915.96
7.1.270.0090.00615.74
7.1.260.0130.00015.76
7.1.250.0110.00315.94
7.1.240.0090.00315.78
7.1.230.0090.00415.74
7.1.220.0000.01215.89
7.1.210.0110.00015.82
7.1.200.0100.00015.61
7.1.190.0030.01015.80
7.1.180.0070.00715.92
7.1.170.0030.00815.82
7.1.160.0000.01615.86
7.1.150.0070.00715.38
7.1.140.0030.01415.89
7.1.130.0040.01115.73
7.1.120.0030.00615.74
7.1.110.0030.00615.64
7.1.100.0000.01015.65
7.1.90.0030.01015.89
7.1.80.0030.01015.84
7.1.70.0060.01016.38
7.1.60.0080.00817.39
7.1.50.0080.01116.25
7.1.40.0040.00715.53
7.1.30.0120.00315.79
7.1.20.0100.00715.75
7.1.10.0040.00815.88
7.1.00.0050.03818.94
7.0.330.0000.01515.29
7.0.320.0070.00715.43
7.0.310.0130.00315.32
7.0.300.0110.00415.36
7.0.290.0110.00415.26
7.0.280.0090.00315.39
7.0.270.0030.00615.05
7.0.260.0100.00315.53
7.0.250.0030.01015.41
7.0.240.0040.00815.26
7.0.230.0080.00815.40
7.0.220.0080.00315.34
7.0.210.0110.00015.40
7.0.200.0050.00616.16
7.0.190.0000.01115.41
7.0.180.0080.00015.33
7.0.170.0100.00315.46
7.0.160.0050.00315.12
7.0.150.0100.00315.25
7.0.140.0020.04418.62
7.0.130.0040.01115.50
7.0.120.0070.00715.34
7.0.110.0030.00915.54
7.0.100.0030.00915.13
7.0.90.0060.00615.26
7.0.80.0070.00715.14
7.0.70.0030.00615.36
7.0.60.0050.03117.54
7.0.50.0000.04316.60
7.0.40.0070.04916.84
7.0.30.0260.02316.82
7.0.20.0120.02716.87
7.0.10.0100.04516.78
7.0.00.0080.03116.77
5.6.380.0060.00314.43
5.6.370.0040.00814.38
5.6.360.0030.00614.40
5.6.350.0030.00614.73
5.6.340.0090.00314.49
5.6.330.0040.00814.49
5.6.320.0100.00314.30
5.6.310.0170.00014.39
5.6.300.0040.01114.20
5.6.290.0130.00014.17
5.6.280.0050.03817.58
5.6.270.0030.00914.32
5.6.260.0050.00314.42
5.6.250.0070.00714.66
5.6.240.0000.01314.63
5.6.230.0000.00914.46
5.6.220.0030.01014.23
5.6.210.0040.04217.40
5.6.200.0070.04516.11
5.6.190.0030.02717.31
5.6.180.0150.02917.29
5.6.170.0590.02017.32
5.6.160.0110.03517.46
5.6.150.0070.03516.32
5.6.140.0050.04316.11
5.6.130.0060.04416.17
5.6.120.0050.03817.56
5.6.110.0030.04017.54
5.6.100.0050.04717.60
5.6.90.0030.02317.70
5.6.80.0050.04317.41
5.6.70.0040.00714.43
5.6.60.0000.00814.22
5.6.50.0070.00314.44
5.6.40.0070.00314.29
5.6.30.0120.00014.59
5.6.20.0030.00614.01
5.6.10.0060.00614.29
5.6.00.0060.01014.34
5.5.380.0030.00311.18
5.5.370.0000.01111.18
5.5.360.0070.00411.18
5.5.350.0080.02615.75
5.5.340.0030.02414.58
5.5.330.0100.04215.71
5.5.320.0230.02815.70
5.5.310.0200.03915.71
5.5.300.0070.02414.54
5.5.290.0100.04214.58
5.5.280.0050.04316.05
5.5.270.0050.02415.98
5.5.260.0090.03815.97
5.5.250.0090.04615.97
5.5.240.0190.03315.59
5.5.230.0050.00311.18
5.5.220.0060.00311.18
5.5.210.0000.00811.18
5.5.200.0000.01111.18
5.5.190.0000.00611.18
5.5.180.0000.00511.18
5.5.170.0030.00611.18
5.5.160.0030.01011.18
5.5.150.0100.00011.18
5.5.140.0030.00611.18
5.5.130.0050.00211.18
5.5.120.0040.00811.18
5.5.110.0000.00811.18
5.5.100.0000.01111.18
5.5.90.0030.00311.21
5.5.80.0040.00411.18
5.5.70.0030.00311.18
5.5.60.0000.00811.18
5.5.50.0000.01111.18
5.5.40.0050.00511.18
5.5.30.0000.00811.18
5.5.20.0040.00711.18
5.5.10.0030.00611.18
5.5.00.0090.00311.18
5.4.450.1880.02115.29
5.4.440.1700.02615.37
5.4.430.1910.02515.31
5.4.420.1930.02115.15
5.4.410.1870.02315.23
5.4.400.1830.02015.05
5.4.390.1970.02015.15
5.4.380.1820.02415.13
5.4.370.1730.02415.17
5.4.360.1870.02115.14
5.4.350.1750.01715.13
5.4.340.1850.02215.17
5.4.330.0000.00911.18
5.4.320.2180.02415.15
5.4.310.0070.03615.12
5.4.300.2000.02315.15
5.4.290.2150.02415.16
5.4.280.2080.02415.12
5.4.270.2190.01815.04
5.4.260.2180.02015.21
5.4.250.2170.02015.11
5.4.240.2040.02015.21
5.4.230.2150.01915.14
5.4.220.1970.02715.05
5.4.210.0610.02015.11
5.4.200.0060.01615.13
5.4.190.1730.01815.20
5.4.180.1720.01915.15
5.4.170.1700.02314.97
5.4.160.1580.02114.98
5.4.150.1700.01715.12
5.4.140.1680.01813.82
5.4.130.1750.02213.65
5.4.120.1650.02413.74
5.4.110.2010.02313.82
5.4.100.1700.01713.79
5.4.90.2020.02113.83
5.4.80.1870.01813.76
5.4.70.1950.02013.77
5.4.60.2120.01313.69
5.4.50.2180.02013.61
5.4.40.2030.01913.67
5.4.30.2120.02413.78
5.4.20.1920.01813.69
5.4.10.1770.02013.79
5.4.00.1800.02213.45
5.3.290.0020.02312.85
5.3.280.1780.02012.81
5.3.270.1970.02512.86
5.3.260.1700.02112.86
5.3.250.1750.02212.86
5.3.240.1900.01712.86
5.3.230.1580.02212.80
5.3.220.1670.02312.86
5.3.210.1780.02312.80
5.3.200.1730.01612.88
5.3.190.1620.02512.79
5.3.180.2120.01712.78
5.3.170.2030.02112.79
5.3.160.2200.02012.79
5.3.150.2300.02612.79
5.3.140.2170.02112.78
5.3.130.2150.02212.90
5.3.120.2170.02312.79
5.3.110.2220.02612.90
5.3.100.1830.01512.53
5.3.90.2300.02112.64
5.3.80.1730.01912.55
5.3.70.1880.02612.58
5.3.60.1870.01712.58
5.3.50.1800.01812.49
5.3.40.2010.01812.45
5.3.30.2000.02012.49
5.3.20.2420.02412.36
5.3.10.2200.02012.39
5.3.00.1870.01512.39
5.2.170.1500.01511.11
5.2.160.1680.01811.13
5.2.150.1480.01811.08
5.2.140.1840.01711.20
5.2.130.1920.01011.14
5.2.120.1690.01511.22
5.2.110.1450.01811.06
5.2.100.1530.01811.06
5.2.90.1610.01511.07
5.2.80.1650.01711.10
5.2.70.1520.01611.05
5.2.60.1470.01811.03
5.2.50.1680.01811.03
5.2.40.1380.01511.05
5.2.30.1350.01711.09
5.2.20.1530.01211.07
5.2.10.1450.01811.04
5.2.00.1330.01710.92
5.1.60.1280.01310.59
5.1.50.1340.01210.53
5.1.40.1170.01610.56
5.1.30.1330.01510.71
5.1.20.1300.01710.80
5.1.10.1430.01510.61
5.1.00.1390.01510.58
5.0.50.0800.01110.35
5.0.40.0790.00810.35
5.0.30.0600.01710.35
5.0.20.0800.01110.35
5.0.10.0770.01010.35
5.0.00.0770.02110.35
4.4.90.0760.01010.35
4.4.80.0820.01010.35
4.4.70.0770.00910.35
4.4.60.0700.00810.35
4.4.50.0700.01010.35
4.4.40.0600.01210.35
4.4.30.0600.01210.35
4.4.20.0870.01110.35
4.4.10.0750.01310.35
4.4.00.0930.01210.35
4.3.110.0690.01110.35
4.3.100.0790.00810.35
4.3.90.0650.01110.35
4.3.80.0610.01310.35
4.3.70.0730.01010.35
4.3.60.0700.01410.35
4.3.50.0680.01210.35
4.3.40.0580.01310.35
4.3.30.0360.01010.35
4.3.20.0330.01010.35
4.3.10.0420.01310.35
4.3.00.0500.00810.35

preferences:
48.77 ms | 400 KiB | 5 Q