3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var['foo'] = array('fooooo', 'bar'); $a = reset(array_slice($var['foo'], 0, 1)); var_dump($a); $var['foo'][0] = 'bar'; var_dump($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)
8.3.60.0090.00918.32
8.3.50.0100.00821.99
8.3.40.0150.00018.59
8.3.30.0120.00319.08
8.3.20.0000.00720.30
8.3.10.0030.00621.98
8.3.00.0000.00822.58
8.2.180.0110.01116.88
8.2.170.0150.00622.96
8.2.160.0160.00419.20
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.48
8.2.110.0060.00321.03
8.2.100.0080.00318.28
8.2.90.0000.00919.28
8.2.80.0040.00417.97
8.2.70.0030.00517.50
8.2.60.0040.00717.93
8.2.50.0040.00418.22
8.2.40.0000.00720.42
8.2.30.0000.00819.30
8.2.20.0000.00817.65
8.2.10.0040.00417.63
8.2.00.0040.00417.74
8.1.280.0070.01025.92
8.1.270.0080.00022.19
8.1.260.0070.00026.35
8.1.250.0030.00528.09
8.1.240.0090.00024.02
8.1.230.0040.00720.39
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0080.00417.09
8.1.180.0040.00418.10
8.1.170.0000.00818.52
8.1.160.0040.00418.82
8.1.150.0000.00820.08
8.1.140.0030.00617.38
8.1.130.0030.00317.70
8.1.120.0000.00717.42
8.1.110.0040.00417.33
8.1.100.0000.00717.47
8.1.90.0060.00317.40
8.1.80.0040.00417.37
8.1.70.0000.00717.43
8.1.60.0090.00017.55
8.1.50.0040.00417.50
8.1.40.0040.00417.44
8.1.30.0040.00417.57
8.1.20.0000.00717.54
8.1.10.0000.00817.64
8.1.00.0040.00417.49
8.0.300.0040.00418.77
8.0.290.0080.00016.88
8.0.280.0040.00418.37
8.0.270.0070.00017.23
8.0.260.0000.00716.83
8.0.250.0000.00716.93
8.0.240.0040.00416.96
8.0.230.0040.00416.82
8.0.220.0060.00316.95
8.0.210.0000.00716.84
8.0.200.0030.00316.90
8.0.190.0030.00316.94
8.0.180.0080.00016.86
8.0.170.0050.00316.90
8.0.160.0000.00817.01
8.0.150.0040.00416.83
8.0.140.0030.00516.74
8.0.130.0000.00513.30
8.0.120.0030.00516.80
8.0.110.0040.00416.91
8.0.100.0000.00816.90
8.0.90.0030.00516.74
8.0.80.0090.00616.82
8.0.70.0070.00016.76
8.0.60.0040.00416.79
8.0.50.0000.00716.75
8.0.30.0100.00816.95
8.0.20.0070.01217.40
8.0.10.0040.00417.04
8.0.00.0030.01316.95
7.4.330.0030.00315.14
7.4.320.0030.00316.45
7.4.300.0030.00316.52
7.4.290.0050.00316.48
7.4.280.0000.00816.55
7.4.270.0030.00316.57
7.4.260.0030.00316.39
7.4.250.0050.00316.47
7.4.240.0020.00616.51
7.4.230.0070.00016.46
7.4.220.0100.01616.54
7.4.210.0100.00516.47
7.4.200.0020.00516.63
7.4.190.0050.00216.51
7.4.160.0120.00316.65
7.4.150.0120.00417.40
7.4.140.0170.01617.86
7.4.130.0110.00916.60
7.4.120.0100.00716.47
7.4.110.0090.01116.55
7.4.100.0150.00316.55
7.4.90.0060.01916.42
7.4.80.0070.01019.39
7.4.70.0100.00716.37
7.4.60.0060.00916.37
7.4.50.0000.00816.23
7.4.40.0100.00522.77
7.4.30.0180.00016.66
7.4.00.0030.01214.69
7.3.330.0030.00313.05
7.3.320.0020.00213.16
7.3.310.0040.00416.31
7.3.300.0060.00016.22
7.3.290.0030.01016.43
7.3.280.0070.00816.37
7.3.270.0070.01017.40
7.3.260.0080.01116.34
7.3.250.0080.01016.49
7.3.240.0180.00416.45
7.3.230.0090.00816.58
7.3.210.0110.00716.28
7.3.200.0030.01319.39
7.3.190.0070.01016.42
7.3.180.0100.00916.43
7.3.170.0160.00016.27
7.3.160.0110.00516.39
7.3.120.0070.01014.68
7.3.00.0030.01216.53
7.2.330.0100.00716.54
7.2.320.0150.00316.46
7.2.310.0100.01016.71
7.2.300.0080.00816.32
7.2.290.0130.00316.66
7.2.130.0030.00716.83
7.2.120.0060.00916.89
7.2.110.0000.01216.79
7.2.100.0030.00916.92
7.2.90.0030.00917.14
7.2.80.0060.00616.84
7.2.70.0080.00317.12
7.2.60.0070.01016.60
7.2.50.0030.00617.07
7.2.40.0100.00316.73
7.2.30.0030.00916.86
7.2.20.0000.01316.94
7.2.10.0030.00616.98
7.2.00.0050.00618.13
7.1.250.0060.01115.82
7.1.240.0090.00915.87
7.1.230.0000.01015.88
7.1.220.0030.01015.81
7.1.210.0030.00715.79
7.1.200.0070.00515.74
7.1.190.0100.00015.97
7.1.180.0100.00315.92
7.1.170.0040.00815.71
7.1.160.0090.00315.75
7.1.150.0000.00915.70
7.1.140.0090.00015.56
7.1.130.0030.00915.65
7.1.120.0100.00015.84
7.1.110.0030.01015.86
7.1.100.0020.01316.88
7.1.90.0030.00615.92
7.1.80.0070.00415.73
7.1.70.0050.00616.54
7.1.60.0060.01117.78
7.1.50.0000.01916.54
7.1.40.0050.00615.78
7.1.30.0030.00915.80
7.1.20.0030.00915.64
7.1.10.0040.00415.74
7.1.00.0070.03819.15
7.0.330.0060.00315.52
7.0.320.0000.01115.45
7.0.310.0030.00815.61
7.0.300.0070.00315.17
7.0.290.0070.00315.38
7.0.280.0030.00915.30
7.0.270.0040.00715.34
7.0.260.0030.00615.34
7.0.250.0040.00715.41
7.0.240.0060.00915.33
7.0.230.0090.00615.50
7.0.220.0060.00315.44
7.0.210.0040.00415.48
7.0.200.0030.00815.96
7.0.190.0040.00815.05
7.0.180.0050.00515.40
7.0.170.0030.00615.31
7.0.160.0050.00315.38
7.0.150.0070.00315.48
7.0.140.0080.03218.78
7.0.130.0040.00415.40
7.0.120.0070.00414.96
7.0.110.0030.01015.45
7.0.100.0120.00015.44
7.0.90.0040.00815.56
7.0.80.0030.00715.30
7.0.70.0030.00615.50
7.0.60.0050.03017.75
7.0.50.0030.04516.64
7.0.40.0060.03116.75
7.0.30.0250.03016.82
7.0.20.0190.04016.81
7.0.10.0020.03316.81
7.0.00.0080.02516.81
5.6.380.0030.00714.18
5.6.370.0060.00614.14
5.6.360.0050.00914.47
5.6.350.0070.00314.11
5.6.340.0070.00314.43
5.6.330.0000.01514.72
5.6.320.0040.00413.98
5.6.310.0040.00714.54
5.6.300.0000.01214.43
5.6.290.0120.00414.48
5.6.280.0030.04217.53
5.6.270.0050.00514.72
5.6.260.0040.00714.38
5.6.250.0050.00814.64
5.6.240.0030.00714.12
5.6.230.0000.01614.45
5.6.220.0000.01114.45
5.6.210.0020.02517.39
5.6.200.0050.04116.16
5.6.190.0020.02617.45
5.6.180.0170.02717.33
5.6.170.0130.02117.29
5.6.160.0030.02417.54
5.6.150.0030.04816.16
5.6.140.0070.04016.32
5.6.130.0080.04016.12
5.6.120.0030.03517.54
5.6.110.0010.04417.53
5.6.100.0060.04017.79
5.6.90.0040.04817.66
5.6.80.0050.02517.29
5.6.70.0000.01114.25
5.6.60.0060.00314.40
5.6.50.0060.00914.45
5.6.40.0040.00714.21
5.6.30.0000.01014.35
5.6.20.0030.00713.98
5.6.10.0030.00614.28
5.6.00.0060.00314.02
5.5.380.0080.00011.40
5.5.370.0000.00611.17
5.5.360.0000.01110.90
5.5.350.0040.04415.90
5.5.340.0050.04414.54
5.5.330.0010.03315.58
5.5.320.0190.02815.75
5.5.310.0180.03515.58
5.5.300.0050.02514.46
5.5.290.0030.02714.46
5.5.280.0120.02915.97
5.5.270.0080.03616.01
5.5.260.0050.04515.84
5.5.250.0080.04015.75
5.5.240.0230.03515.66
5.5.230.0060.00611.15
5.5.220.0000.00610.94
5.5.210.0050.00311.06
5.5.200.0030.00511.11
5.5.190.0000.00611.00
5.5.180.0040.00411.14
5.5.170.0030.00711.04
5.5.160.0030.00610.90
5.5.150.0060.00611.21
5.5.140.0000.00711.17
5.5.130.0000.00810.95
5.5.120.0050.00310.90
5.5.110.0030.00611.10
5.5.100.0050.00211.09
5.5.90.0040.00411.01
5.5.80.0030.00511.09
5.5.70.0040.00410.90
5.5.60.0000.01011.09
5.5.50.0040.00410.90
5.5.40.0050.00010.90
5.5.30.0000.00911.07
5.5.20.0000.00710.90
5.5.10.0000.00610.90
5.5.00.0000.00610.90
5.4.450.0230.03315.24
5.4.440.0440.02515.32
5.4.430.0500.02815.24
5.4.420.0250.02715.35
5.4.410.0460.03115.13
5.4.400.0080.02714.99
5.4.390.0420.03615.08
5.4.380.0170.03214.76
5.4.370.0400.02814.86
5.4.360.0520.02514.80
5.4.350.0510.02314.76
5.4.340.0080.02814.87
5.4.330.0080.00010.99
5.4.320.0060.01911.68
5.4.310.0020.02211.70
5.4.300.0050.02711.68
5.4.290.0060.02711.67
5.4.280.0020.02211.65
5.4.270.0050.02011.69
5.4.260.0080.02714.87
5.4.250.0150.03314.92
5.4.240.0070.04014.86
5.4.230.0050.02914.97
5.4.220.0080.02514.90
5.4.210.0050.03114.84
5.4.200.0070.03914.87
5.4.190.0150.01914.84
5.4.180.0070.02714.85
5.4.170.0050.03714.89
5.4.160.0090.02514.79
5.4.150.0090.02614.98
5.4.140.0110.02213.61
5.4.130.0140.01713.65
5.4.120.0090.03413.55
5.4.110.0080.02713.68
5.4.100.0060.02513.62
5.4.90.0070.02513.69
5.4.80.0060.02613.70
5.4.70.0120.02213.57
5.4.60.0050.02813.61
5.4.50.0050.02813.75
5.4.40.0080.02813.65
5.4.30.0090.02513.75
5.4.20.0080.03813.58
5.4.10.0120.02313.67
5.4.00.0080.02413.29
5.3.290.0050.02211.85
5.3.280.0070.02512.69
5.3.270.0050.02912.60
5.3.260.0070.02912.75
5.3.250.0050.02812.80
5.3.240.0050.03012.75
5.3.230.0050.03512.76
5.3.220.0120.02412.72
5.3.210.0020.03112.66
5.3.200.0090.02512.67
5.3.190.0150.02812.73
5.3.180.0110.02412.69
5.3.170.0120.02212.73
5.3.160.0090.03012.66
5.3.150.0130.02512.62
5.3.140.0080.02612.73
5.3.130.0060.03112.66
5.3.120.0070.04312.75
5.3.110.0050.03312.72
5.3.100.0070.02812.47
5.3.90.0130.02212.42
5.3.80.0080.03012.41
5.3.70.0100.02412.40
5.3.60.0050.03512.42
5.3.50.0020.03212.39
5.3.40.0060.03012.47
5.3.30.0080.02912.33
5.3.20.0000.03012.32
5.3.10.0060.02612.30
5.3.00.0090.02412.20
5.2.170.0030.02511.10
5.2.160.0090.02111.07
5.2.150.0000.03910.98
5.2.140.0090.02811.07
5.2.130.0040.02010.96
5.2.120.0060.02011.00
5.2.110.0040.02510.92
5.2.100.0080.01711.00
5.2.90.0030.02510.96
5.2.80.0070.02210.91
5.2.70.0030.02310.95
5.2.60.0060.02110.85
5.2.50.0050.02310.92
5.2.40.0070.02811.02
5.2.30.0070.02510.94
5.2.20.0070.02710.93
5.2.10.0070.01710.84
5.2.00.0040.02410.72
5.1.60.0050.01810.46
5.1.50.0020.02010.54
5.1.40.0030.02010.48
5.1.30.0050.02010.53
5.1.20.0010.02210.58
5.1.10.0040.02010.50
5.1.00.0020.02010.45
5.0.50.0030.0159.74
5.0.40.0060.0129.61
5.0.30.0070.0259.53
5.0.20.0020.0179.52
5.0.10.0020.0189.56
5.0.00.0030.0219.57
4.4.90.0040.0108.61
4.4.80.0030.0138.61
4.4.70.0050.0108.61
4.4.60.0040.0108.61
4.4.50.0030.0138.61
4.4.40.0030.0198.61
4.4.30.0000.0148.61
4.4.20.0010.0138.61
4.4.10.0080.0078.61
4.4.00.0030.0168.61
4.3.110.0030.0158.61
4.3.100.0020.0138.61
4.3.90.0040.0158.61
4.3.80.0010.0208.61
4.3.70.0040.0138.61
4.3.60.0020.0128.61
4.3.50.0020.0188.61
4.3.40.0030.0198.61
4.3.30.0070.0118.61
4.3.20.0000.0148.61
4.3.10.0020.0138.61
4.3.00.0060.0129.51

preferences:
57.84 ms | 401 KiB | 5 Q