3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(0 => 1, 1 => 2, 0 => 3); var_dump($a); $x = array(0 => 1, 1 => 2); $y = array(0 => 5, 2 => 3); $z = array_merge($x,$y); var_dump($z);

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)
8.3.60.0180.00318.15
8.3.50.0060.00921.99
8.3.40.0060.00918.68
8.3.30.0110.00318.84
8.3.20.0050.00320.30
8.3.10.0000.00723.72
8.3.00.0040.00418.98
8.2.180.0040.01116.38
8.2.170.0070.00722.96
8.2.160.0130.00020.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00820.86
8.2.110.0050.00522.19
8.2.100.0060.00617.59
8.2.90.0090.00319.23
8.2.80.0080.00017.97
8.2.70.0040.00417.38
8.2.60.0030.00617.65
8.2.50.0030.00618.07
8.2.40.0050.00319.82
8.2.30.0100.00018.15
8.2.20.0040.00417.55
8.2.10.0050.00317.92
8.2.00.0040.00417.59
8.1.280.0100.00725.92
8.1.270.0060.00324.02
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0120.00023.77
8.1.230.0090.00320.89
8.1.220.0000.00917.74
8.1.210.0050.00318.77
8.1.200.0040.00717.23
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0080.00018.27
8.1.160.0100.00021.94
8.1.150.0040.00418.48
8.1.140.0040.00417.28
8.1.130.0080.00017.92
8.1.120.0070.00017.38
8.1.110.0040.00417.45
8.1.100.0040.00417.25
8.1.90.0030.00317.41
8.1.80.0070.00017.34
8.1.70.0030.00317.31
8.1.60.0090.00017.55
8.1.50.0090.00017.39
8.1.40.0030.00517.49
8.1.30.0040.00417.54
8.1.20.0040.00417.59
8.1.10.0000.00717.43
8.1.00.0050.00317.28
8.0.300.0060.00318.77
8.0.290.0030.00616.63
8.0.280.0040.00418.37
8.0.270.0000.00717.11
8.0.260.0030.00317.11
8.0.250.0040.00416.83
8.0.240.0000.00716.94
8.0.230.0080.00016.85
8.0.220.0030.00316.75
8.0.210.0000.00716.77
8.0.200.0030.00316.76
8.0.190.0000.00716.94
8.0.180.0000.00716.84
8.0.170.0000.00816.73
8.0.160.0030.00316.86
8.0.150.0070.00016.71
8.0.140.0000.00716.68
8.0.130.0000.00613.23
8.0.120.0080.00016.80
8.0.110.0040.00416.74
8.0.100.0040.00416.70
8.0.90.0050.00216.73
8.0.80.0040.01116.84
8.0.70.0050.00316.84
8.0.60.0030.00316.77
8.0.50.0000.00716.71
8.0.30.0080.01116.88
8.0.20.0090.00917.40
8.0.10.0000.00716.97
8.0.00.0090.00916.63
7.4.330.0000.00515.00
7.4.320.0060.00016.35
7.4.300.0000.00616.39
7.4.290.0000.00716.41
7.4.280.0040.00416.43
7.4.270.0000.00716.46
7.4.260.0000.00716.48
7.4.250.0000.00716.49
7.4.240.0040.00416.42
7.4.230.0050.00316.22
7.4.220.0060.01016.46
7.4.210.0100.00916.35
7.4.200.0000.00716.46
7.4.160.0150.00016.50
7.4.150.0100.01617.40
7.4.140.0110.00617.86
7.4.130.0040.01216.39
7.4.120.0100.01016.26
7.4.110.0100.01316.38
7.4.100.0080.01316.45
7.4.90.0110.00716.54
7.4.80.0070.01119.39
7.4.70.0050.01116.27
7.4.60.0100.01016.37
7.4.50.0030.00516.57
7.4.40.0100.01316.16
7.4.30.0090.00616.08
7.4.10.0070.01115.01
7.4.00.0100.00314.84
7.3.330.0050.00212.97
7.3.320.0030.00312.97
7.3.310.0040.00316.19
7.3.300.0070.00016.14
7.3.290.0070.01116.18
7.3.280.0040.01616.08
7.3.270.0170.00017.40
7.3.260.0140.00316.19
7.3.250.0090.01016.18
7.3.240.0130.00616.17
7.3.230.0060.00916.41
7.3.210.0160.00016.16
7.3.200.0040.01719.39
7.3.190.0170.00016.51
7.3.180.0100.00616.11
7.3.170.0140.00716.27
7.3.160.0090.00616.26
7.3.130.0060.01214.88
7.3.120.0120.00514.70
7.3.110.0090.00614.66
7.3.100.0030.01314.71
7.3.90.0070.00714.78
7.3.80.0070.00714.57
7.3.70.0060.00314.59
7.3.60.0000.01514.75
7.3.50.0040.00814.82
7.3.40.0100.00014.74
7.3.30.0090.00614.64
7.3.20.0060.00316.47
7.3.10.0090.00616.45
7.3.00.0060.00616.77
7.2.330.0070.01616.59
7.2.320.0090.00916.63
7.2.310.0000.01616.50
7.2.300.0110.00516.66
7.2.290.0050.01316.38
7.2.260.0090.00914.93
7.2.250.0070.01014.81
7.2.240.0040.01114.73
7.2.230.0060.01314.71
7.2.220.0060.00914.59
7.2.210.0090.00614.65
7.2.200.0030.00714.69
7.2.190.0090.00615.02
7.2.180.0050.00514.75
7.2.170.0100.00314.83
7.2.160.0090.00614.96
7.2.150.0110.00016.80
7.2.140.0070.00716.85
7.2.130.0000.01416.82
7.2.120.0000.01316.69
7.2.110.0070.00716.80
7.2.100.0030.00616.80
7.2.90.0080.00416.78
7.2.80.0000.01317.00
7.2.70.0030.01016.35
7.2.60.0030.01016.93
7.2.50.0030.00716.77
7.2.40.0000.01216.89
7.2.30.0070.00316.98
7.2.20.0060.00616.42
7.2.10.0030.01016.73
7.2.00.0150.00016.68
7.1.330.0030.01115.66
7.1.320.0090.00915.92
7.1.310.0060.00815.76
7.1.300.0040.01115.86
7.1.290.0080.00415.45
7.1.280.0030.01015.79
7.1.270.0110.00415.79
7.1.260.0060.00615.68
7.1.250.0110.00415.70
7.1.240.0040.00815.59
7.1.230.0030.00615.83
7.1.220.0080.00815.80
7.1.210.0070.00315.92
7.1.200.0030.01215.75
7.1.190.0080.00415.87
7.1.180.0030.00915.76
7.1.170.0100.00615.50
7.1.160.0070.00715.80
7.1.150.0060.00815.85
7.1.140.0030.01015.67
7.1.130.0000.01715.77
7.1.120.0100.00715.52
7.1.110.0080.00415.82
7.1.100.0070.01015.73
7.1.90.0030.01015.52
7.1.80.0060.00915.84
7.1.70.0030.00916.33
7.1.60.0070.01017.65
7.1.50.0100.00816.35
7.1.40.0040.00415.90
7.1.30.0090.00315.54
7.1.20.0060.00815.73
7.1.10.0000.01415.44
7.1.00.0020.04319.05
7.0.330.0030.00715.36
7.0.320.0060.00615.06
7.0.310.0040.00815.36
7.0.300.0090.00315.52
7.0.290.0100.00315.38
7.0.280.0080.00415.12
7.0.270.0130.00315.47
7.0.260.0000.01015.23
7.0.250.0090.00315.30
7.0.240.0000.01215.17
7.0.230.0000.01215.34
7.0.220.0080.00015.22
7.0.210.0070.00415.50
7.0.200.0090.00615.83
7.0.190.0060.00915.41
7.0.180.0030.00915.43
7.0.170.0140.00015.58
7.0.160.0060.00615.16
7.0.150.0030.01015.38
7.0.140.0070.03918.63
7.0.130.0030.00815.47
7.0.120.0070.00715.27
7.0.110.0030.00815.43
7.0.100.0060.00615.41
7.0.90.0040.00715.37
7.0.80.0120.00315.50
7.0.70.0070.00715.55
7.0.60.0020.04017.64
7.0.50.0050.04616.70
7.0.40.0120.04016.74
7.0.30.0080.04216.56
7.0.20.0250.03716.73
7.0.10.0100.04516.84
7.0.00.0080.04716.81
5.6.400.0080.00414.27
5.6.390.0060.00914.50
5.6.380.0070.00314.48
5.6.370.0000.01114.18
5.6.360.0070.00414.30
5.6.350.0030.00914.33
5.6.340.0040.01114.33
5.6.330.0120.00314.42
5.6.320.0040.01114.51
5.6.310.0110.00014.01
5.6.300.0040.00814.50
5.6.290.0060.00614.26
5.6.280.0080.03617.75
5.6.270.0070.01014.24
5.6.260.0030.01014.29
5.6.250.0060.00614.51
5.6.240.0030.01314.07
5.6.230.0000.01014.31
5.6.220.0070.00714.25
5.6.210.0050.02317.36
5.6.200.0100.04216.34
5.6.190.0090.04417.39
5.6.180.0280.04217.30
5.6.170.0150.04317.37
5.6.160.0080.04017.17
5.6.150.0020.03116.19
5.6.140.0150.02816.31
5.6.130.0130.03816.15
5.6.120.0070.02717.67
5.6.110.0090.04317.61
5.6.100.0020.03117.63
5.6.90.0140.03817.50
5.6.80.0120.02017.40
5.6.70.0030.00914.02
5.6.60.0030.01014.20
5.6.50.0000.01114.15
5.6.40.0100.00714.29
5.6.30.0030.01314.19
5.6.20.0000.01214.45
5.6.10.0000.01314.42
5.6.00.0040.00714.20
5.5.380.0000.01114.09
5.5.370.0060.00914.17
5.5.360.0030.00914.22
5.5.350.1060.02017.28
5.5.340.0070.02515.88
5.5.330.0080.04117.43
5.5.320.0230.02717.11
5.5.310.0150.02517.23
5.5.300.0050.02316.12
5.5.290.0090.04316.14
5.5.280.0100.04617.39
5.5.270.0050.04917.54
5.5.260.0030.04417.48
5.5.250.0110.03517.35
5.5.240.0100.03017.20
5.5.230.0040.00414.23
5.5.220.0030.00614.28
5.5.210.0030.00513.83
5.5.200.0090.00613.80
5.5.190.0030.00714.03
5.5.180.0030.01014.27
5.5.170.0090.00613.97
5.5.160.0030.00614.22
5.5.150.0030.01014.18
5.5.140.0000.00914.15
5.5.130.0040.00713.88
5.5.120.0030.00613.95
5.5.110.0100.00714.05
5.5.100.0080.00414.14
5.5.90.0070.00313.99
5.5.80.0000.01114.19
5.5.70.0090.00614.09
5.5.60.0000.01214.05
5.5.50.0060.00614.29
5.5.40.0030.00913.89
5.5.30.0030.00714.14
5.5.20.0040.00814.26
5.5.10.0030.01213.88
5.5.00.0060.00614.06
5.4.450.0150.02215.69
5.4.440.0130.02315.60
5.4.430.0120.02815.72
5.4.420.0160.03915.63
5.4.410.0140.03415.72
5.4.400.0150.03815.53
5.4.390.0150.02215.55
5.4.380.0130.03315.64
5.4.370.0100.02515.39
5.4.360.0150.03015.54
5.4.350.0130.02315.40
5.4.340.0130.02315.55
5.4.330.0040.00712.00
5.4.320.0220.03215.46
5.4.310.0170.03015.44
5.4.300.0150.02315.62
5.4.290.0170.02915.56
5.4.280.0100.02315.55
5.4.270.0220.03315.46
5.4.260.0110.02115.39
5.4.250.0180.03315.62
5.4.240.0150.02415.60
5.4.230.0130.03415.54
5.4.220.0130.03015.61
5.4.210.0130.02215.54
5.4.200.0220.03515.58
5.4.190.0130.02815.54
5.4.180.0080.02715.39
5.4.170.0180.03815.60
5.4.160.0160.02515.61
5.4.150.0200.02515.43
5.4.140.0190.03314.17
5.4.130.0170.03514.14
5.4.120.0220.03814.27
5.4.110.0170.02814.15
5.4.100.0150.03214.11
5.4.90.0200.03514.24
5.4.80.0220.03314.22
5.4.70.0200.01514.02
5.4.60.0120.02614.18
5.4.50.0100.02714.18
5.4.40.0110.02414.08
5.4.30.0120.03114.22
5.4.20.0130.02214.09
5.4.10.0120.02214.19
5.4.00.0130.01813.86
5.3.290.0200.03513.35
5.3.280.0110.03413.21
5.3.270.0180.02313.29
5.3.260.0150.02213.32
5.3.250.0150.02713.29
5.3.240.0180.03513.33
5.3.230.0150.04013.31
5.3.220.0200.03513.22
5.3.210.0190.03713.26
5.3.200.0130.03113.22
5.3.190.0120.03013.20
5.3.180.0170.02513.21
5.3.170.0180.03013.27
5.3.160.0160.03213.32
5.3.150.0170.03513.26
5.3.140.0110.02613.32
5.3.130.0140.01913.25
5.3.120.0140.01913.20
5.3.110.0120.02013.19
5.3.100.0120.02012.94
5.3.90.0130.02312.95
5.3.80.0180.02812.96
5.3.70.0150.02113.04
5.3.60.0080.02412.93
5.3.50.0080.02412.92
5.3.40.0100.02212.98
5.3.30.0120.01912.89
5.3.20.0120.02512.76
5.3.10.0100.02412.75
5.3.00.0120.02112.74
5.2.170.0130.03011.01
5.2.160.0170.02311.08
5.2.150.0130.03011.01
5.2.140.0200.02311.08
5.2.130.0130.03011.11
5.2.120.0170.02711.04
5.2.110.0230.04710.96
5.2.100.0170.03010.96
5.2.90.0130.03311.12
5.2.80.0130.03010.96
5.2.70.0130.03010.93
5.2.60.0130.03310.95
5.2.50.0170.02710.90
5.2.40.0200.03711.00
5.2.30.0170.02710.98
5.2.20.0170.03010.82
5.2.10.0130.03010.77
5.2.00.0170.03010.61
5.1.60.0130.03010.48
5.1.50.0200.01710.48
5.1.40.0130.02310.48
5.1.30.0100.02710.48
5.1.20.0100.03310.48
5.1.10.0170.02010.48
5.1.00.0100.02710.48
5.0.50.0070.02010.48
5.0.40.0070.01710.48
5.0.30.0030.03710.48
5.0.20.0070.01710.48
5.0.10.0070.02010.48
5.0.00.0070.03310.48
4.4.90.0070.01310.48
4.4.80.0030.01710.48
4.4.70.0000.02010.48
4.4.60.0130.01310.48
4.4.50.0030.01710.48
4.4.40.0070.02310.48
4.4.30.0100.01010.48
4.4.20.0030.01710.48
4.4.10.0070.01310.48
4.4.00.0100.02010.48
4.3.110.0070.01710.48
4.3.100.0030.01710.48
4.3.90.0070.01310.48
4.3.80.0070.04310.48
4.3.70.0070.03010.48
4.3.60.0070.03710.48
4.3.50.0100.03710.48
4.3.40.0070.04010.48
4.3.30.0000.02310.48
4.3.20.0070.03310.48
4.3.10.0030.03010.48
4.3.00.0070.01710.48

preferences:
38.09 ms | 401 KiB | 5 Q