3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Base { function __construct() { echo ' Base'; } } class Extended extends Base { function __construct() { echo ' Extended'; } } class Extended2 extends Extended { function __construct() { echo ' Extended2'; } } $var1 = new Base(); $var2 = new Extended(); $var3 = new Extended2(); $var4 = $var1; new $var4; $var5 = clone $var3; new $var5;

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)
8.3.60.0070.00716.63
8.3.50.0040.01817.82
8.3.40.0090.00618.79
8.3.30.0070.01118.57
8.3.20.0000.00720.35
8.3.10.0050.00321.95
8.3.00.0090.00019.13
8.2.180.0110.00716.60
8.2.170.0140.00022.96
8.2.160.0070.00720.48
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0040.00417.50
8.2.110.0000.01122.13
8.2.100.0080.00417.80
8.2.90.0000.00819.08
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0040.00418.03
8.2.50.0000.00818.07
8.2.40.0000.00820.95
8.2.30.0000.00720.54
8.2.20.0040.00417.61
8.2.10.0080.00017.99
8.2.00.0000.00817.92
8.1.280.0130.00725.92
8.1.270.0060.00323.84
8.1.260.0030.00526.35
8.1.250.0000.00728.09
8.1.240.0110.00322.52
8.1.230.0060.00617.78
8.1.220.0060.00317.74
8.1.210.0050.00318.77
8.1.200.0030.00717.13
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0060.00320.25
8.1.160.0070.00021.95
8.1.150.0000.00718.83
8.1.140.0030.00619.45
8.1.130.0000.00717.63
8.1.120.0000.00717.45
8.1.110.0030.00517.34
8.1.100.0030.00517.42
8.1.90.0030.00317.38
8.1.80.0000.00817.34
8.1.70.0030.00317.34
8.1.60.0000.00817.52
8.1.50.0100.00017.40
8.1.40.0000.00817.44
8.1.30.0050.00317.55
8.1.20.0000.00817.66
8.1.10.0000.00817.54
8.1.00.0040.00417.51
8.0.300.0000.00818.77
8.0.290.0060.00316.75
8.0.280.0040.00418.44
8.0.270.0030.00617.20
8.0.260.0060.00017.18
8.0.250.0070.00016.89
8.0.240.0040.00416.78
8.0.230.0040.00416.91
8.0.220.0040.00416.83
8.0.210.0000.00816.84
8.0.200.0030.00316.78
8.0.190.0000.00816.92
8.0.180.0060.00316.82
8.0.170.0040.00416.79
8.0.160.0050.00316.86
8.0.150.0030.00316.75
8.0.140.0070.00016.84
8.0.130.0000.00613.30
8.0.120.0060.00316.83
8.0.110.0070.00016.68
8.0.100.0040.00416.85
8.0.90.0000.00716.77
8.0.80.0090.00616.83
8.0.70.0040.00416.78
8.0.60.0070.00016.78
8.0.50.0040.00416.77
8.0.30.0090.00917.15
8.0.20.0100.01017.40
8.0.10.0050.00216.89
8.0.00.0090.00816.88
7.4.330.0030.00315.08
7.4.320.0030.00316.61
7.4.300.0060.00016.57
7.4.290.0070.00016.48
7.4.280.0000.00716.51
7.4.270.0000.00616.61
7.4.260.0060.00316.47
7.4.250.0000.00716.59
7.4.240.0000.00816.48
7.4.230.0030.00316.63
7.4.220.0180.00316.68
7.4.210.0100.00316.55
7.4.200.0030.00316.31
7.4.160.0110.00416.53
7.4.150.0030.01317.40
7.4.140.0110.00917.86
7.4.130.0100.00916.45
7.4.120.0070.01116.52
7.4.110.0110.00716.50
7.4.100.0070.01016.37
7.4.90.0030.01416.52
7.4.80.0140.01119.39
7.4.70.0070.01416.66
7.4.60.0070.01016.42
7.4.50.0040.00416.44
7.4.40.0060.00916.53
7.4.30.0150.00616.30
7.4.10.0060.01314.85
7.4.00.0080.00615.06
7.3.330.0000.00513.29
7.3.320.0050.00013.25
7.3.310.0050.00316.31
7.3.300.0070.00016.21
7.3.290.0110.00716.32
7.3.280.0130.00416.26
7.3.270.0120.00617.40
7.3.260.0090.00816.52
7.3.250.0090.01016.38
7.3.240.0090.01216.41
7.3.230.0110.00716.50
7.3.210.0100.00716.43
7.3.200.0080.00816.22
7.3.190.0160.00316.61
7.3.180.0040.01216.57
7.3.170.0040.01616.29
7.3.160.0040.01216.68
7.3.130.0060.01014.65
7.3.120.0070.00514.90
7.3.110.0090.00915.05
7.3.100.0130.00614.82
7.3.90.0040.01214.60
7.3.80.0000.01314.70
7.3.70.0100.00614.74
7.3.60.0070.00714.55
7.3.50.0060.00814.80
7.3.40.0070.00414.75
7.3.30.0070.00714.59
7.3.20.0070.00316.54
7.3.10.0110.00716.82
7.3.00.0100.00316.63
7.2.330.0080.00816.38
7.2.320.0070.01016.43
7.2.310.0100.00716.66
7.2.300.0000.01716.69
7.2.290.0070.01116.44
7.2.260.0110.00714.77
7.2.250.0040.01514.92
7.2.240.0070.00715.00
7.2.230.0100.01015.28
7.2.220.0130.00615.25
7.2.210.0070.00314.75
7.2.200.0090.00914.94
7.2.190.0070.00314.86
7.2.180.0100.00715.05
7.2.170.0040.00814.79
7.2.160.0030.01314.89
7.2.150.0120.00317.04
7.2.140.0030.01316.95
7.2.130.0000.01416.59
7.2.120.0030.00916.98
7.2.110.0070.01117.02
7.2.100.0070.00716.63
7.2.90.0090.00916.70
7.2.80.0030.01016.68
7.2.70.0060.00916.93
7.2.60.0110.00616.84
7.2.50.0080.00416.61
7.2.40.0030.00916.95
7.2.30.0070.00716.95
7.2.20.0090.00316.71
7.2.10.0030.01317.01
7.2.00.0050.01118.03
7.1.330.0040.01215.56
7.1.320.0090.00915.68
7.1.310.0150.00315.72
7.1.300.0110.00715.71
7.1.290.0000.01315.95
7.1.280.0030.01315.82
7.1.270.0030.00715.96
7.1.260.0030.00715.80
7.1.250.0090.00015.72
7.1.240.0090.00615.76
7.1.230.0120.00615.70
7.1.220.0030.01015.66
7.1.210.0000.01515.97
7.1.200.0070.00715.58
7.1.190.0100.00715.66
7.1.180.0000.01115.73
7.1.170.0030.00815.77
7.1.160.0120.00016.01
7.1.150.0060.00315.62
7.1.140.0060.00915.96
7.1.130.0090.00315.52
7.1.120.0030.01015.85
7.1.110.0030.00915.80
7.1.100.0030.00917.00
7.1.90.0030.01015.95
7.1.80.0000.01015.96
7.1.70.0050.00716.31
7.1.60.0090.00717.42
7.1.50.0050.01616.16
7.1.40.0070.00715.94
7.1.30.0060.00315.61
7.1.20.0030.00715.73
7.1.10.0050.00515.68
7.1.00.0050.04119.07
7.0.330.0040.00415.44
7.0.320.0070.00315.20
7.0.310.0070.00715.44
7.0.300.0040.00715.20
7.0.290.0060.00615.15
7.0.280.0000.01115.38
7.0.270.0100.00015.62
7.0.260.0070.00715.20
7.0.250.0120.00015.61
7.0.240.0060.00315.36
7.0.230.0040.00715.39
7.0.220.0070.00715.44
7.0.210.0030.01315.28
7.0.200.0030.01015.22
7.0.190.0070.00715.42
7.0.180.0020.00715.43
7.0.170.0080.00815.22
7.0.160.0080.00615.45
7.0.150.0060.00915.40
7.0.140.0060.00915.49
7.0.130.0110.00415.53
7.0.120.0070.00715.50
7.0.110.0130.00015.49
7.0.100.0100.01015.44
7.0.90.0070.00715.50
7.0.80.0040.00515.46
7.0.70.0120.00315.28
7.0.60.0050.02217.85
7.0.50.0070.04316.68
7.0.40.0080.04016.78
7.0.30.0110.02916.80
7.0.20.0120.04716.80
7.0.10.0140.02716.73
7.0.00.0050.02416.62
5.6.400.0030.01014.59
5.6.390.0100.00314.61
5.6.380.0030.01014.25
5.6.370.0110.00414.35
5.6.360.0030.00714.55
5.6.350.0160.00014.48
5.6.340.0130.00314.54
5.6.330.0070.00414.02
5.6.320.0110.00414.09
5.6.310.0030.00714.24
5.6.300.0070.00414.18
5.6.290.0060.00614.13
5.6.280.0050.03517.75
5.6.270.0070.00714.50
5.6.260.0120.00314.65
5.6.250.0100.01014.39
5.6.240.0000.01614.24
5.6.230.0150.00014.64
5.6.220.0100.00314.42
5.6.210.0100.02017.55
5.6.200.0080.03816.06
5.6.190.0050.03417.41
5.6.180.0220.02717.46
5.6.170.0180.02717.40
5.6.160.0070.04517.46
5.6.150.0100.03816.13
5.6.140.0010.03516.15
5.6.130.0030.04416.28
5.6.120.0070.04717.60
5.6.110.0080.03417.76
5.6.100.0070.04317.61
5.6.90.0050.04917.53
5.6.80.0020.03417.37
5.6.70.0130.02617.25
5.6.60.0070.00714.20
5.6.50.0030.01014.22
5.6.40.0000.01114.41
5.6.30.0110.00014.13
5.6.20.0030.01014.46
5.6.10.0130.00314.09
5.6.00.0040.01214.18
5.5.380.0000.01513.85
5.5.370.0030.01013.91
5.5.360.0030.01014.35
5.5.350.0070.04417.25
5.5.340.0100.03815.98
5.5.330.0050.04017.44
5.5.320.0050.02717.34
5.5.310.0080.02817.11
5.5.300.0070.02216.29
5.5.290.0060.03816.23
5.5.280.0050.04017.56
5.5.270.0050.04917.72
5.5.260.0070.04417.53
5.5.250.0130.04217.54
5.5.240.0110.04017.29
5.5.230.0060.00914.28
5.5.220.0100.00313.90
5.5.210.0060.00913.80
5.5.200.0100.00314.09
5.5.190.0000.01514.02
5.5.180.0070.01114.06
5.5.170.0090.00614.13
5.5.160.0090.00013.83
5.5.150.0000.00913.88
5.5.140.0100.00014.07
5.5.130.0110.00714.31
5.5.120.0030.01314.17
5.5.110.0080.00614.06
5.5.100.0040.01114.22
5.5.90.0000.01613.96
5.5.80.0130.00014.30
5.5.70.0000.01113.97
5.5.60.0100.00314.21
5.5.50.0100.00313.84
5.5.40.0070.00314.10
5.5.30.0030.01514.12
5.5.20.0040.01414.15
5.5.10.0070.01013.80
5.5.00.0040.01114.05
5.4.450.0370.03415.32
5.4.440.0400.03015.20
5.4.430.0420.02515.24
5.4.420.0380.03115.29
5.4.410.0430.02515.32
5.4.400.0380.03115.12
5.4.390.0390.02815.07
5.4.380.0450.02515.11
5.4.370.0350.03014.87
5.4.360.0360.02915.15
5.4.350.0350.03114.96
5.4.340.0360.03015.02
5.4.330.0060.00810.89
5.4.320.0400.02715.02
5.4.310.0400.02714.88
5.4.300.0300.04015.06
5.4.290.0350.03215.06
5.4.280.0440.02714.98
5.4.270.0330.02715.13
5.4.260.0330.03415.15
5.4.250.0300.02814.98
5.4.240.0380.02114.93
5.4.230.0430.03314.95
5.4.220.0370.03115.14
5.4.210.0340.02715.06
5.4.200.0320.02814.92
5.4.190.0410.02315.10
5.4.180.0350.03614.83
5.4.170.0300.03015.03
5.4.160.0380.03115.02
5.4.150.0400.02815.00
5.4.140.0360.03113.83
5.4.130.0450.02213.69
5.4.120.0470.01813.76
5.4.110.0290.03013.43
5.4.100.0270.02813.62
5.4.90.0350.03113.67
5.4.80.0370.02013.85
5.4.70.0310.02413.64
5.4.60.0320.02613.79
5.4.50.0350.02213.68
5.4.40.0310.02713.76
5.4.30.0300.02513.78
5.4.20.0260.03113.53
5.4.10.0300.02713.60
5.4.00.0280.02813.35

preferences:
49.62 ms | 400 KiB | 5 Q