3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = (int) $a = $b = ['bwoebi']; while($i++ < 10) { $b = array_merge($b, $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)
8.3.40.0060.00918.70
8.3.30.0070.00719.13
8.3.20.0000.00720.07
8.3.10.0030.00523.63
8.3.00.0090.00019.26
8.2.170.0140.00722.96
8.2.160.0060.01220.25
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00022.25
8.2.110.0060.00322.11
8.2.100.0120.00017.72
8.2.90.0040.00419.23
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0030.00617.80
8.2.50.0040.00418.07
8.2.40.0040.00418.09
8.2.30.0050.00217.99
8.2.20.0040.00417.49
8.2.10.0040.00418.04
8.2.00.0000.01017.72
8.1.270.0030.00623.84
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0040.00423.82
8.1.230.0110.00019.16
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0030.00517.39
8.1.180.0040.00418.10
8.1.170.0040.00418.65
8.1.160.0040.00421.93
8.1.150.0050.00318.47
8.1.140.0000.00717.35
8.1.130.0030.00317.80
8.1.120.0000.00717.33
8.1.110.0040.00417.29
8.1.100.0040.00417.36
8.1.90.0040.00417.33
8.1.80.0000.00817.36
8.1.70.0050.00317.39
8.1.60.0080.00017.45
8.1.50.0000.00817.39
8.1.40.0040.00417.54
8.1.30.0030.00517.64
8.1.20.0050.00217.63
8.1.10.0000.00717.47
8.1.00.0040.00417.34
8.0.300.0000.00818.77
8.0.290.0000.00717.15
8.0.280.0000.00718.35
8.0.270.0030.00317.26
8.0.260.0030.00317.19
8.0.250.0000.00716.74
8.0.240.0060.00316.76
8.0.230.0070.00016.77
8.0.220.0030.00316.84
8.0.210.0070.00016.75
8.0.200.0040.00416.79
8.0.190.0000.00716.79
8.0.180.0000.00716.74
8.0.170.0030.00516.82
8.0.160.0000.00716.77
8.0.150.0040.00416.84
8.0.140.0040.00416.80
8.0.130.0030.00613.15
8.0.120.0000.00816.77
8.0.110.0050.00216.66
8.0.100.0020.00516.62
8.0.90.0050.00316.76
8.0.80.0130.00316.77
8.0.70.0070.00016.71
8.0.60.0000.00716.71
8.0.50.0050.00316.83
8.0.30.0100.01017.04
8.0.20.0110.00817.40
8.0.10.0040.00417.05
8.0.00.0100.00716.76
7.4.330.0020.00215.07
7.4.320.0000.00616.60
7.4.300.0060.00016.56
7.4.290.0040.00416.61
7.4.280.0030.00616.47
7.4.270.0000.00716.59
7.4.260.0000.00816.38
7.4.250.0070.00016.49
7.4.240.0040.00416.56
7.4.230.0050.00216.61
7.4.220.0040.01516.67
7.4.210.0050.00916.59
7.4.200.0030.00316.67
7.4.190.0030.00616.40
7.4.160.0170.00316.59
7.4.150.0130.00417.40
7.4.140.0110.00617.86
7.4.130.0070.00816.44
7.4.120.0090.00816.44
7.4.110.0030.02016.38
7.4.100.0130.01016.36
7.4.90.0090.00916.50
7.4.80.0030.01519.39
7.4.70.0100.00616.43
7.4.60.0120.00916.51
7.4.50.0000.00616.27
7.4.40.0040.01522.77
7.4.30.0060.01216.42
7.4.00.0060.01114.78
7.3.330.0050.00013.18
7.3.320.0000.00512.91
7.3.310.0070.00016.19
7.3.300.0030.00516.22
7.3.290.0040.00916.15
7.3.280.0120.00416.24
7.3.270.0080.00817.40
7.3.260.0070.01016.19
7.3.250.0090.01216.30
7.3.240.0160.00016.54
7.3.230.0050.01016.53
7.3.210.0060.01016.52
7.3.200.0090.00619.39
7.3.190.0110.01116.48
7.3.180.0060.01016.26
7.3.170.0120.00316.41
7.3.160.0030.01316.38
7.3.120.0110.00314.81
7.3.110.0030.00914.76
7.3.100.0070.01315.07
7.3.90.0040.01114.51
7.3.80.0080.00814.70
7.3.70.0040.01114.76
7.3.60.0120.00414.47
7.3.50.0030.01014.75
7.3.40.0030.01114.75
7.3.30.0030.01014.75
7.3.20.0030.01616.44
7.3.10.0060.00616.34
7.3.00.0090.00616.76
7.2.330.0070.01016.47
7.2.320.0150.00316.63
7.2.310.0100.00716.39
7.2.300.0040.01216.67
7.2.290.0110.00716.62
7.2.250.0120.00615.21
7.2.240.0070.01315.27
7.2.230.0040.01115.07
7.2.220.0070.01014.91
7.2.210.0080.00814.75
7.2.200.0120.00315.00
7.2.190.0060.00915.03
7.2.180.0030.00614.63
7.2.170.0000.01414.79
7.2.160.0100.00614.91
7.2.150.0100.00316.61
7.2.140.0070.00716.89
7.2.130.0060.00616.97
7.2.120.0030.01316.96
7.2.110.0090.00616.81
7.2.100.0000.01616.55
7.2.90.0090.00616.92
7.2.80.0070.00416.73
7.2.70.0110.00316.90
7.2.60.0100.00516.96
7.2.50.0060.00916.86
7.2.40.0070.01116.97
7.2.30.0090.00617.03
7.2.20.0040.01116.79
7.2.10.0060.00916.91
7.2.00.0090.00918.17
7.1.330.0000.01815.70
7.1.320.0090.00915.48
7.1.310.0030.01315.91
7.1.300.0040.00415.97
7.1.290.0060.00315.98
7.1.280.0030.00615.70
7.1.270.0080.00815.75
7.1.260.0040.01115.48
7.1.250.0060.00615.82
7.1.240.0060.00615.65
7.1.230.0000.01115.87
7.1.220.0030.01015.86
7.1.210.0110.00415.61
7.1.200.0020.01215.85
7.1.190.0030.01015.85
7.1.180.0000.01115.77
7.1.170.0030.01215.64
7.1.160.0000.01415.90
7.1.150.0040.01215.55
7.1.140.0000.01615.88
7.1.130.0030.00515.65
7.1.120.0070.00415.70
7.1.110.0030.01015.91
7.1.100.0060.00317.01
7.1.90.0000.01315.80
7.1.80.0090.00315.83
7.1.70.0050.00716.38
7.1.60.0090.01017.57
7.1.50.0160.01025.16
7.1.40.0060.00615.97
7.1.30.0030.00715.47
7.1.20.0000.00915.76
7.1.10.0090.00615.69
7.1.00.0030.04418.98
7.0.330.0070.00715.44
7.0.320.0130.00015.36
7.0.310.0080.00015.37
7.0.300.0080.00015.50
7.0.290.0070.00715.37
7.0.280.0040.01115.20
7.0.270.0060.00915.56
7.0.260.0030.00615.16
7.0.250.0070.00715.43
7.0.240.0000.01115.53
7.0.230.0050.00315.51
7.0.220.0000.01215.15
7.0.210.0080.00815.66
7.0.200.0030.00716.18
7.0.190.0060.00615.39
7.0.180.0040.01115.14
7.0.170.0060.00315.25
7.0.160.0060.00615.47
7.0.150.0080.00615.19
7.0.140.0080.03618.84
7.0.130.0040.01115.46
7.0.120.0030.00515.38
7.0.110.0120.00015.33
7.0.100.0000.01215.55
7.0.90.0030.01315.32
7.0.80.0030.00915.59
7.0.70.0090.00315.57
7.0.60.0050.04317.80
7.0.50.0050.04516.47
7.0.40.0090.04216.86
7.0.30.0200.02716.66
7.0.20.0170.04016.71
7.0.10.0050.02716.75
7.0.00.0070.03916.77
5.6.400.0070.00714.02
5.6.390.0030.01013.96
5.6.380.0040.00413.91
5.6.370.0030.01014.39
5.6.360.0040.01113.88
5.6.350.0060.00914.38
5.6.340.0040.00714.15
5.6.330.0080.00414.16
5.6.320.0000.00913.94
5.6.310.0060.00914.55
5.6.300.0120.00014.46
5.6.290.0030.00614.51
5.6.280.0020.04417.54
5.6.270.0070.00714.40
5.6.260.0090.00014.18
5.6.250.0070.00714.43
5.6.240.0030.01013.93
5.6.230.0040.00814.40
5.6.220.0030.01014.25
5.6.210.0020.02817.49
5.6.200.0050.02416.21
5.6.190.0080.04717.38
5.6.180.0150.04417.33
5.6.170.0100.02217.56
5.6.160.0050.04517.39
5.6.150.0100.02816.30
5.6.140.0060.03816.15
5.6.130.0050.03016.41
5.6.120.0060.04517.53
5.6.110.0120.04217.64
5.6.100.0100.02217.64
5.6.90.0030.03517.85
5.6.80.0100.03317.31
5.6.70.0000.01514.30
5.6.60.0030.00914.49
5.6.50.0110.00014.11
5.6.40.0130.00014.08
5.6.30.0090.00614.11
5.6.20.0090.00314.39
5.6.10.0030.01014.02
5.6.00.0030.01014.04
5.5.380.0100.00614.28
5.5.370.0090.00314.11
5.5.360.0070.00714.27
5.5.350.0070.03817.34
5.5.340.0220.02016.03
5.5.330.0050.02617.24
5.5.320.0220.04317.25
5.5.310.0120.04717.09
5.5.300.0170.03316.11
5.5.290.0020.05016.01
5.5.280.0030.04617.54
5.5.270.0070.04017.57
5.5.260.0060.02117.33
5.5.250.0070.03617.32
5.5.240.0170.03917.19
5.5.230.0030.01014.03
5.5.220.0000.01614.27
5.5.210.0060.00614.31
5.5.200.0070.00714.43
5.5.190.0070.00714.36
5.5.180.0090.00314.21
5.5.170.0030.01014.01
5.5.160.0000.01213.93
5.5.150.0000.01114.09
5.5.140.0000.01314.29
5.5.130.0040.00714.22
5.5.120.0070.01014.30
5.5.110.0110.00414.36
5.5.100.0030.01114.09
5.5.90.0070.00713.99
5.5.80.0040.00714.22
5.5.70.0030.00914.30
5.5.60.0060.00913.94
5.5.50.0080.00813.76
5.5.40.0030.01214.31
5.5.30.0030.00714.04
5.5.20.0000.01314.00
5.5.10.0060.00314.21
5.5.00.0040.01113.93
5.4.450.0380.02815.94
5.4.440.0320.03315.89
5.4.430.0370.03215.75
5.4.420.0370.03015.97
5.4.410.0230.03715.87
5.4.400.0350.03315.78
5.4.390.0370.03415.65
5.4.380.0090.03015.49
5.4.370.0030.03315.46
5.4.360.0150.02415.56
5.4.350.0070.01812.17
5.4.340.0070.01912.17
5.4.330.0070.00312.36
5.4.320.0040.02112.41
5.4.310.0020.02412.41
5.4.300.0070.02212.41
5.4.290.0050.02412.41
5.4.280.0070.02712.34
5.4.270.0050.02912.34
5.4.260.0080.03012.34
5.4.250.0070.02812.34
5.4.240.0090.03112.34
5.4.230.0040.02612.34
5.4.220.0080.02112.34
5.4.210.0060.03012.34
5.4.200.0100.02612.34
5.4.190.0070.03012.34
5.4.180.0050.03012.34
5.4.170.0060.02612.34
5.4.160.0050.02612.34
5.4.150.0100.02912.34
5.4.140.0050.03312.18
5.4.130.0050.02612.18
5.4.120.0070.03012.15
5.4.110.0060.03012.15
5.4.100.0040.03012.15
5.4.90.0050.03012.15
5.4.80.0040.03512.15
5.4.70.0070.02912.15
5.4.60.0090.02612.15
5.4.50.0050.03012.15
5.4.40.0100.03012.14
5.4.30.0080.02612.14
5.4.20.0120.02512.14
5.4.10.0090.03312.14
5.4.00.0040.03211.89
5.3.290.0060.02212.58
5.3.280.0090.02812.54
5.3.270.0080.02912.54
5.3.260.0110.02512.54
5.3.250.0070.03112.54
5.3.240.0040.03112.54
5.3.230.0100.02712.54
5.3.220.0060.03212.52
5.3.210.0050.03212.52
5.3.200.0070.02612.52
5.3.190.0090.02612.52
5.3.180.0110.02612.52
5.3.170.0110.02512.52
5.3.160.0090.02712.52
5.3.150.0050.03112.52
5.3.140.0050.03212.51
5.3.130.0080.03012.51
5.3.120.0150.05412.51
5.3.110.0090.03012.51
5.3.100.0080.03712.24
5.3.90.0120.03212.22
5.3.80.0080.03012.22
5.3.70.0090.02512.22
5.3.60.0090.02912.21
5.3.50.0110.03212.18
5.3.40.0060.03012.18
5.3.30.0090.03312.15
5.3.20.0050.02912.03
5.3.10.0070.03112.02
5.3.00.0070.05312.01
5.2.170.0090.0399.15
5.2.160.0090.0409.15
5.2.150.0100.0399.15
5.2.140.0090.0369.15
5.2.130.0080.0419.11
5.2.120.0030.0469.10
5.2.110.0080.0399.12
5.2.100.0080.0419.11
5.2.90.0130.0389.11
5.2.80.0120.0399.11
5.2.70.0080.0409.11
5.2.60.0070.0369.05
5.2.50.0060.0309.03
5.2.40.0070.0319.00
5.2.30.0070.0298.99
5.2.20.0100.0278.98
5.2.10.0080.0278.90
5.2.00.0080.0338.76
5.1.60.0120.0288.05
5.1.50.0080.0338.04
5.1.40.0220.0668.03
5.1.30.0090.0388.38
5.1.20.0090.0358.40
5.1.10.0100.0328.12
5.1.00.0050.0408.12
5.0.50.0070.0276.60
5.0.40.0080.0546.45
5.0.30.0070.0446.27
5.0.20.0130.0236.24
5.0.10.0080.0286.22
5.0.00.0030.0396.21
4.4.90.0060.0244.78
4.4.80.0030.0254.76
4.4.70.0040.0204.75
4.4.60.0020.0234.76
4.4.50.0060.0194.77
4.4.40.0060.0324.71
4.4.30.0040.0214.76
4.4.20.0070.0194.85
4.4.10.0060.0204.85
4.4.00.0050.0314.76
4.3.110.0020.0244.67
4.3.100.0040.0214.66
4.3.90.0030.0234.63
4.3.80.0050.0334.58
4.3.70.0070.0194.63
4.3.60.0020.0244.63
4.3.50.0050.0214.62
4.3.40.0040.0394.53
4.3.30.0040.0223.27
4.3.20.0060.0213.25
4.3.10.0000.0263.21
4.3.00.0070.0237.45

preferences:
43.64 ms | 400 KiB | 5 Q