3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new stdClass(); $a->b = 100; $a->c = $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)
8.3.40.0120.00318.85
8.3.30.0030.01720.38
8.3.20.0080.00420.12
8.3.10.0090.00921.84
8.3.00.0080.00022.44
8.2.170.0140.00722.96
8.2.160.0190.00022.04
8.2.150.0030.00524.18
8.2.140.0030.01624.66
8.2.130.0000.00926.16
8.2.120.0000.00820.69
8.2.110.0060.00319.27
8.2.100.0080.00317.78
8.2.90.0050.00319.09
8.2.80.0090.00017.97
8.2.70.0050.00317.50
8.2.60.0070.00417.80
8.2.50.0040.00418.07
8.2.40.0060.00318.16
8.2.30.0060.00319.37
8.2.20.0000.00717.61
8.2.10.0080.00017.50
8.2.00.0000.00817.72
8.1.270.0040.00423.99
8.1.260.0140.00026.35
8.1.250.0000.00828.09
8.1.240.0080.00022.22
8.1.230.0040.00817.42
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0050.00317.41
8.1.180.0040.00418.10
8.1.170.0080.00018.58
8.1.160.0100.00018.79
8.1.150.0080.00018.62
8.1.140.0080.00017.30
8.1.130.0030.00317.88
8.1.120.0000.00817.27
8.1.110.0000.00817.30
8.1.100.0040.00417.39
8.1.90.0000.00717.44
8.1.80.0000.00717.37
8.1.70.0030.00317.33
8.1.60.0050.00317.50
8.1.50.0050.00217.35
8.1.40.0040.00417.49
8.1.30.0000.00717.52
8.1.20.0030.00617.50
8.1.10.0040.00417.54
8.1.00.0040.00417.44
8.0.300.0000.00718.77
8.0.290.0030.00716.63
8.0.280.0040.00418.39
8.0.270.0030.00317.21
8.0.260.0030.00316.68
8.0.250.0060.00016.88
8.0.240.0000.00716.87
8.0.230.0030.00616.78
8.0.220.0070.00016.86
8.0.210.0040.00416.72
8.0.200.0030.00316.90
8.0.190.0070.00016.91
8.0.180.0000.00716.92
8.0.170.0030.00516.80
8.0.160.0030.00516.80
8.0.150.0060.00316.77
8.0.140.0070.00016.73
8.0.130.0000.00513.28
8.0.120.0030.00616.79
8.0.110.0000.00716.71
8.0.100.0000.00816.73
8.0.90.0030.00516.83
8.0.80.0000.01416.84
8.0.70.0040.00416.95
8.0.60.0000.00716.69
8.0.50.0000.00716.71
8.0.30.0090.00917.14
8.0.20.0100.00917.40
8.0.10.0050.00316.82
8.0.00.0110.00816.84
7.4.330.0050.00015.00
7.4.320.0000.00716.45
7.4.300.0030.00316.44
7.4.290.0000.00616.54
7.4.280.0030.00316.54
7.4.270.0030.00316.46
7.4.260.0000.00513.25
7.4.250.0000.00716.51
7.4.240.0000.00716.47
7.4.230.0030.00316.28
7.4.220.0140.00316.61
7.4.210.0060.01016.50
7.4.200.0030.00516.53
7.4.190.0070.00016.41
7.4.160.0040.01216.30
7.4.150.0090.01217.40
7.4.140.0070.01317.86
7.4.130.0120.00616.38
7.4.120.0080.01016.48
7.4.110.0090.00916.35
7.4.100.0130.00716.44
7.4.90.0090.00916.42
7.4.80.0050.01319.39
7.4.70.0140.00716.57
7.4.60.0010.00716.32
7.4.50.0040.00416.32
7.4.40.0040.00822.77
7.4.30.0100.01016.45
7.4.10.0120.00614.77
7.4.00.0070.00914.77
7.3.330.0000.00613.11
7.3.320.0030.00313.10
7.3.310.0000.00716.36
7.3.300.0020.00516.24
7.3.290.0070.01316.38
7.3.280.0040.01016.35
7.3.270.0160.00817.40
7.3.260.0090.01216.38
7.3.250.0140.00516.40
7.3.240.0090.00916.58
7.3.230.0000.01616.39
7.3.210.0170.00716.31
7.3.200.0050.01119.39
7.3.190.0170.00316.12
7.3.180.0090.00616.18
7.3.170.0060.01016.27
7.3.160.0170.00416.50
7.3.130.0100.01014.78
7.3.120.0060.00614.87
7.3.110.0100.00314.86
7.3.100.0070.01014.53
7.3.90.0100.00614.77
7.3.80.0120.00014.76
7.3.70.0060.00914.40
7.3.60.0030.00714.88
7.3.50.0090.00614.79
7.3.40.0000.01114.76
7.3.30.0040.01114.88
7.3.20.0000.01116.58
7.3.10.0090.00316.47
7.3.00.0050.00916.52
7.2.330.0170.00316.67
7.2.320.0140.01016.35
7.2.310.0100.00616.39
7.2.300.0120.00816.33
7.2.290.0140.00716.79
7.2.260.0070.01414.86
7.2.250.0070.01115.21
7.2.240.0110.00414.84
7.2.230.0130.00315.20
7.2.220.0000.01914.97
7.2.210.0100.00715.22
7.2.200.0070.00415.01
7.2.190.0090.00914.90
7.2.180.0030.01214.84
7.2.170.0030.01314.83
7.2.160.0030.01314.73
7.2.150.0030.01416.88
7.2.140.0040.01116.56
7.2.130.0070.00716.69
7.2.120.0080.00816.56
7.2.110.0050.01116.73
7.2.100.0050.01116.61
7.2.90.0070.00716.75
7.2.80.0080.00616.68
7.2.70.0030.01116.74
7.2.60.0020.01016.88
7.2.50.0080.00216.73
7.2.40.0100.00716.71
7.2.30.0080.00816.76
7.2.20.0050.00916.79
7.2.10.0030.01216.56
7.2.00.0080.00717.76
7.1.330.0100.00315.84
7.1.320.0100.00715.78
7.1.310.0070.00715.75
7.1.300.0070.01015.72
7.1.290.0090.00615.84
7.1.280.0110.00415.68
7.1.270.0000.01315.83
7.1.260.0030.00615.42
7.1.250.0080.00515.55
7.1.240.0030.01015.76
7.1.230.0060.00315.64
7.1.220.0070.00315.64
7.1.210.0110.00315.82
7.1.200.0060.00615.81
7.1.190.0030.00615.77
7.1.180.0030.00515.66
7.1.170.0060.00815.86
7.1.160.0030.00615.77
7.1.150.0040.01415.82
7.1.140.0040.00415.80
7.1.130.0060.00615.84
7.1.120.0030.00915.81
7.1.110.0000.01315.91
7.1.100.0040.00917.09
7.1.90.0000.01315.45
7.1.80.0000.01315.73
7.1.70.0070.00716.43
7.1.60.0070.01117.46
7.1.50.0050.01316.23
7.1.40.0060.00615.80
7.1.30.0030.00615.48
7.1.20.0030.00615.56
7.1.10.0070.00715.59
7.1.00.0050.03318.97
7.0.330.0080.00015.30
7.0.320.0100.00315.16
7.0.310.0070.00715.21
7.0.300.0100.00315.31
7.0.290.0040.00415.39
7.0.280.0100.00715.38
7.0.270.0110.00015.28
7.0.260.0000.01415.17
7.0.250.0070.00715.31
7.0.240.0060.01015.22
7.0.230.0040.00815.23
7.0.220.0030.00915.00
7.0.210.0030.00915.22
7.0.200.0040.00515.86
7.0.190.0030.01015.27
7.0.180.0070.00715.36
7.0.170.0100.00315.44
7.0.160.0030.00615.29
7.0.150.0000.01615.01
7.0.140.0050.04018.70
7.0.130.0100.00015.29
7.0.120.0060.00315.48
7.0.110.0080.00815.39
7.0.100.0070.00715.24
7.0.90.0000.01015.41
7.0.80.0090.00315.24
7.0.70.2500.02317.62
7.0.60.0020.04617.74
7.0.50.0070.02716.64
7.0.40.0060.04616.81
7.0.30.0150.04516.67
7.0.20.0180.04516.69
7.0.10.0160.04216.86
7.0.00.0070.03816.85
5.6.400.0070.00714.00
5.6.390.0100.00714.47
5.6.380.0040.01114.35
5.6.370.0030.01014.33
5.6.360.0040.00714.70
5.6.350.0000.01314.31
5.6.340.0060.00914.60
5.6.330.0090.00014.47
5.6.320.0030.01414.62
5.6.310.0040.00414.11
5.6.300.0060.00614.50
5.6.290.0060.00914.32
5.6.280.0080.03717.76
5.6.270.0030.01214.73
5.6.260.0040.01114.45
5.6.250.0030.00714.38
5.6.240.0040.01114.23
5.6.230.0000.01414.18
5.6.220.0040.00714.45
5.6.210.0100.03817.42
5.6.200.0100.03816.23
5.6.190.0110.04717.33
5.6.180.0130.02717.41
5.6.170.0090.02517.65
5.6.160.0050.05017.37
5.6.150.0100.04016.33
5.6.140.0030.03116.31
5.6.130.0070.04316.32
5.6.120.0050.02917.68
5.6.110.0070.04217.61
5.6.100.0050.04717.87
5.6.90.0020.04817.57
5.6.80.0080.04117.33
5.6.70.0070.04317.43
5.6.60.0060.00314.29
5.6.50.0040.01114.31
5.6.40.0110.00014.22
5.6.30.0070.00414.19
5.6.20.0120.00314.50
5.6.10.0090.00614.36
5.6.00.0000.01314.44
5.5.380.0030.00914.35
5.5.370.0100.00314.30
5.5.360.0030.01014.17
5.5.350.0050.02717.48
5.5.340.0070.03515.92
5.5.330.0100.04617.17
5.5.320.0030.02617.11
5.5.310.0220.03617.34
5.5.300.0070.04416.06
5.5.290.0050.02316.04
5.5.280.0050.04817.59
5.5.270.0040.04417.57
5.5.260.0040.04217.61
5.5.250.0070.04717.35
5.5.240.0060.03317.24
5.5.230.0090.00614.08
5.5.220.0120.00314.21
5.5.210.0090.00613.94
5.5.200.0090.00313.99
5.5.190.0030.01014.42
5.5.180.0080.00314.30
5.5.170.0040.01113.98
5.5.160.0100.00014.38
5.5.150.0060.00914.38
5.5.140.0030.01014.47
5.5.130.0000.01114.31
5.5.120.0030.01414.24
5.5.110.0060.00914.04
5.5.100.0100.00314.53
5.5.90.0060.00914.41
5.5.80.0090.00414.34
5.5.70.0090.00914.26
5.5.60.0070.01014.26
5.5.50.0030.00714.29
5.5.40.0040.00814.02
5.5.30.0060.00914.32
5.5.20.0060.00614.09
5.5.10.0060.00314.21
5.5.00.0030.00613.99
5.4.450.1750.01615.92
5.4.440.1580.02816.06
5.4.430.1670.02016.06
5.4.420.1720.02516.00
5.4.410.2480.02815.98
5.4.400.1630.02315.79
5.4.390.2070.02015.83
5.4.380.2100.01715.82
5.4.370.1670.02415.90
5.4.360.1720.02215.82
5.4.350.1670.02115.78
5.4.340.1700.02515.75
5.4.330.0000.00712.72
5.4.320.1820.02315.84
5.4.310.1850.01515.90
5.4.300.1800.02015.84
5.4.290.2070.02015.87
5.4.280.1970.01815.76
5.4.270.2070.02215.85
5.4.260.2080.02115.84
5.4.250.1650.01915.90
5.4.240.1580.02215.90
5.4.230.1660.01915.90
5.4.220.1670.02515.84
5.4.210.1580.02215.76
5.4.200.1660.01815.76
5.4.190.1620.02415.89
5.4.180.2120.01715.84
5.4.170.1680.02215.83
5.4.160.1800.02515.88
5.4.150.1770.02015.83
5.4.140.2500.02114.58
5.4.130.1720.02014.47
5.4.120.1770.02814.58
5.4.110.1830.01814.46
5.4.100.1720.02314.60
5.4.90.1750.02214.54
5.4.80.1930.02314.45
5.4.70.2030.01814.55
5.4.60.1800.02014.37
5.4.50.1680.02014.54
5.4.40.1740.02014.55
5.4.30.1600.02014.53
5.4.20.1880.02114.50
5.4.10.1980.01714.52
5.4.00.1750.02414.17
5.3.290.1530.02513.61
5.3.280.1630.02213.58
5.3.270.1810.02313.63
5.3.260.1720.02313.67
5.3.250.1730.02213.60
5.3.240.1730.02113.59
5.3.230.1820.02513.61
5.3.220.1740.02113.59
5.3.210.1670.02213.61
5.3.200.1690.01913.69
5.3.190.1570.02713.59
5.3.180.1780.02313.57
5.3.170.2080.02013.56
5.3.160.1450.02113.63
5.3.150.1670.02313.56
5.3.140.1800.02313.66
5.3.130.1850.02513.62
5.3.120.2050.02513.55
5.3.110.2070.02013.62
5.3.100.1900.02213.31
5.3.90.1960.02013.35
5.3.80.1880.01913.34
5.3.70.1730.02013.30
5.3.60.1720.02213.29
5.3.50.1580.02113.25
5.3.40.1750.02213.27
5.3.30.1370.01813.20
5.3.20.1950.02213.09
5.3.10.1730.02213.11
5.3.00.2000.01813.17
5.2.170.3200.02711.30
5.2.160.2900.03011.00
5.2.150.3030.03311.00
5.2.140.2600.03011.00
5.2.130.3430.03011.15
5.2.120.3870.03310.95
5.2.110.3030.03010.93
5.2.100.2770.03310.95
5.2.90.3170.03011.11
5.2.80.3130.03011.18
5.2.70.3470.03311.14
5.2.60.3100.02010.89
5.2.50.3170.02711.10
5.2.40.2330.02710.83
5.2.30.2070.03010.90
5.2.20.2570.02011.05
5.2.10.2670.03310.73
5.2.00.2930.02310.57
5.1.60.2900.0239.89
5.1.50.2830.0279.96
5.1.40.2600.0279.88
5.1.30.2530.02310.30
5.1.20.2930.02010.34
5.1.10.2500.0239.96
5.1.00.2770.0239.95
5.0.50.1470.0208.45
5.0.40.1630.0208.48
5.0.30.1330.0238.13
5.0.20.1630.0238.27
5.0.10.1500.0208.09
5.0.00.1270.0338.20
4.4.90.1230.0136.75
4.4.80.1100.0176.75
4.4.70.1200.0206.75
4.4.60.1400.0176.75
4.4.50.1600.0176.75
4.4.40.1000.0206.75
4.4.30.1500.0176.75
4.4.20.1270.0176.75
4.4.10.1600.0206.75
4.4.00.1330.0306.75
4.3.110.1330.0136.75
4.3.100.1630.0136.75
4.3.90.1470.0136.75
4.3.80.1470.0306.75
4.3.70.1600.0176.75
4.3.60.1500.0206.75
4.3.50.0800.0206.75
4.3.40.1600.0276.75
4.3.30.0700.0136.75
4.3.20.0900.0236.75
4.3.10.0900.0236.75
4.3.00.0730.0136.75

preferences:
34.72 ms | 400 KiB | 5 Q