3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array (1, 2, 3); $b = array ("a" => 1, 2, 3); var_dump ($a + $b); var_dump (array_merge($a, $b));

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)
8.3.60.0100.01018.08
8.3.50.0090.00521.21
8.3.40.0200.00018.61
8.3.30.0140.00019.06
8.3.20.0080.00020.21
8.3.10.0080.00022.09
8.3.00.0040.00422.31
8.2.180.0120.00316.75
8.2.170.0100.01022.96
8.2.160.0160.00020.24
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00319.63
8.2.110.0030.00620.59
8.2.100.0120.00019.45
8.2.90.0090.00019.09
8.2.80.0000.00719.41
8.2.70.0110.00417.38
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0040.00418.03
8.2.30.0030.00618.09
8.2.20.0000.00717.71
8.2.10.0000.00817.67
8.2.00.0090.00317.57
8.1.280.0090.00625.92
8.1.270.0000.00920.40
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0140.00322.00
8.1.230.0040.00820.88
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0090.00017.13
8.1.190.0030.00617.40
8.1.180.0050.00218.81
8.1.170.0040.00418.49
8.1.160.0000.00722.09
8.1.150.0040.00418.63
8.1.140.0030.00517.29
8.1.130.0030.00317.72
8.1.120.0040.00417.41
8.1.110.0030.00517.43
8.1.100.0000.00717.28
8.1.90.0050.00517.26
8.1.80.0000.00717.34
8.1.70.0030.00317.28
8.1.60.0000.00817.37
8.1.50.0070.00017.47
8.1.40.0040.00417.47
8.1.30.0000.00817.54
8.1.20.0030.00517.62
8.1.10.0070.00017.34
8.1.00.0080.00417.34
8.0.300.0070.00018.77
8.0.290.0040.00416.93
8.0.280.0070.00018.25
8.0.270.0030.00317.02
8.0.260.0040.00416.71
8.0.250.0040.00416.83
8.0.240.0000.00916.88
8.0.230.0000.00716.95
8.0.220.0000.00616.75
8.0.210.0000.00816.94
8.0.200.0000.00616.87
8.0.190.0050.00216.95
8.0.180.0030.00516.87
8.0.170.0040.00416.92
8.0.160.0040.00416.86
8.0.150.0040.00316.75
8.0.140.0050.00316.86
8.0.130.0050.00013.36
8.0.120.0040.00416.85
8.0.110.0030.00316.77
8.0.100.0040.00416.79
8.0.90.0000.00716.94
8.0.80.0180.00016.80
8.0.70.0050.00316.84
8.0.60.0000.00816.93
8.0.50.0000.00816.72
8.0.30.0140.00517.02
8.0.20.0100.01217.40
8.0.10.0050.00217.02
8.0.00.0110.00616.66
7.4.330.0000.00615.00
7.4.320.0000.00616.56
7.4.300.0030.00316.39
7.4.290.0030.00316.50
7.4.280.0030.00316.54
7.4.270.0070.00016.54
7.4.260.0000.00716.48
7.4.250.0090.00016.49
7.4.240.0020.00516.47
7.4.230.0030.00316.63
7.4.220.0070.01116.48
7.4.210.0080.00716.52
7.4.200.0050.00316.33
7.4.190.0000.00716.52
7.4.160.0080.00816.36
7.4.150.0030.01317.40
7.4.140.0100.00717.86
7.4.130.0150.00216.39
7.4.120.0090.00716.39
7.4.110.0070.01016.67
7.4.100.0060.01216.41
7.4.90.0090.00916.43
7.4.80.0150.00319.39
7.4.70.0090.00916.16
7.4.60.0100.00616.30
7.4.50.0050.00016.31
7.4.40.0070.01122.77
7.4.30.0080.00816.50
7.4.10.0100.01014.97
7.4.00.0100.00714.79
7.3.330.0030.00313.04
7.3.320.0000.00512.98
7.3.310.0030.00316.28
7.3.300.0000.00716.09
7.3.290.0070.00716.15
7.3.280.0090.00816.20
7.3.270.0030.01317.40
7.3.260.0080.00816.17
7.3.250.0070.01416.38
7.3.240.0200.00316.49
7.3.230.0260.00316.39
7.3.210.0070.01016.16
7.3.200.0140.00719.39
7.3.190.0100.01016.54
7.3.180.0060.01216.20
7.3.170.0130.00416.43
7.3.160.0060.01116.28
7.3.130.0130.00614.70
7.3.120.0070.00914.77
7.3.110.0060.01014.93
7.3.100.0070.00914.54
7.3.90.0030.01114.70
7.3.80.0070.00614.62
7.3.70.0060.00714.66
7.3.60.0050.01014.71
7.3.50.0040.00914.64
7.3.40.0020.01214.70
7.3.30.0050.00914.71
7.3.20.0070.00316.57
7.3.10.0020.01016.62
7.3.00.0070.00716.57
7.2.330.0160.00316.50
7.2.320.0200.00316.24
7.2.310.0030.02216.40
7.2.300.0130.01016.66
7.2.290.0000.01616.36
7.2.260.0070.01314.87
7.2.250.0070.01214.75
7.2.240.0060.01114.85
7.2.230.0090.00915.00
7.2.220.0080.00814.93
7.2.210.0040.01015.00
7.2.200.0040.00814.93
7.2.190.0070.00814.83
7.2.180.0010.01214.72
7.2.170.0040.01114.72
7.2.160.0080.00814.89
7.2.150.0000.01216.86
7.2.140.0040.00816.56
7.2.130.0030.00916.58
7.2.120.0070.00716.86
7.2.110.0060.00616.80
7.2.100.0060.00916.80
7.2.90.0130.00016.58
7.2.80.0080.00716.70
7.2.70.0070.01016.88
7.2.60.0040.01116.93
7.2.50.0030.01016.68
7.2.40.0080.00816.96
7.2.30.0100.00716.95
7.2.20.0090.00016.96
7.2.10.0030.01016.91
7.2.00.0060.00616.78
7.1.330.0060.00915.78
7.1.320.0050.00815.67
7.1.310.0060.00715.75
7.1.300.0070.00615.80
7.1.290.0030.01115.70
7.1.280.0060.00615.75
7.1.270.0060.00515.77
7.1.260.0020.01015.67
7.1.250.0000.00815.77
7.1.240.0070.00715.61
7.1.230.0070.00715.88
7.1.220.0000.00815.61
7.1.210.0070.00715.82
7.1.200.0060.00715.72
7.1.190.0060.00915.55
7.1.180.0050.00315.69
7.1.170.0070.00715.71
7.1.160.0060.00315.51
7.1.150.0030.00915.84
7.1.140.0040.01115.52
7.1.130.0030.01415.88
7.1.120.0000.01215.82
7.1.110.0030.01015.79
7.1.100.0030.01015.80
7.1.90.0060.00615.90
7.1.80.0030.01015.53
7.1.70.0030.00916.48
7.1.60.0070.01117.83
7.1.50.0100.01016.38
7.1.40.0070.00715.81
7.1.30.0100.00315.77
7.1.20.0000.01415.73
7.1.10.0040.01115.84
7.1.00.0070.01818.99
7.0.330.0040.00715.36
7.0.320.0000.01015.60
7.0.310.0030.00915.29
7.0.300.0040.01215.33
7.0.290.0110.00015.46
7.0.280.0040.01015.22
7.0.270.0030.01115.45
7.0.260.0040.00715.18
7.0.250.0080.00515.31
7.0.240.0040.00415.39
7.0.230.0040.00815.21
7.0.220.0040.01115.54
7.0.210.0080.00315.47
7.0.200.0050.00516.14
7.0.190.0000.01515.50
7.0.180.0050.00315.46
7.0.170.0030.00915.19
7.0.160.0090.00615.35
7.0.150.0030.00915.07
7.0.140.0040.03718.73
7.0.130.0030.00515.45
7.0.120.0060.01015.13
7.0.110.0060.00615.52
7.0.100.0030.01015.22
7.0.90.0040.00415.41
7.0.80.0090.00615.27
7.0.70.0030.01015.46
7.0.60.0170.04018.54
7.0.50.0020.02916.54
7.0.40.0060.02316.81
7.0.30.0190.03816.71
7.0.20.0150.04016.84
7.0.10.0030.03216.95
7.0.00.0040.04716.74
5.6.400.0100.00414.32
5.6.390.0000.00814.30
5.6.380.0030.00914.52
5.6.370.0000.01514.47
5.6.360.0000.01414.21
5.6.350.0040.00714.37
5.6.340.0100.00314.49
5.6.330.0070.00714.52
5.6.320.0110.00014.34
5.6.310.0070.00314.21
5.6.300.0070.00714.36
5.6.290.0080.00014.11
5.6.280.0060.03617.63
5.6.270.0110.00014.39
5.6.260.0070.00714.38
5.6.250.0040.00414.02
5.6.240.0100.00314.05
5.6.230.0060.00814.05
5.6.220.0070.00714.22
5.6.210.0080.03617.54
5.6.200.0060.04616.21
5.6.190.0060.04017.54
5.6.180.0130.04217.41
5.6.170.0180.04517.42
5.6.160.0110.02417.27
5.6.150.0050.02316.19
5.6.140.0070.03216.19
5.6.130.0010.02916.17
5.6.120.0070.04417.71
5.6.110.0030.02517.43
5.6.100.0060.03417.59
5.6.90.0030.03917.78
5.6.80.0030.04317.38
5.6.70.0030.01214.05
5.6.60.0070.01014.17
5.6.50.0030.01014.45
5.6.40.0000.01714.35
5.6.30.0000.00814.19
5.6.20.0030.01014.01
5.6.10.0070.00714.09
5.6.00.0040.01114.05
5.5.380.0100.00314.21
5.5.370.0030.00514.19
5.5.360.0000.01414.17
5.5.350.0150.04017.43
5.5.340.0120.03416.11
5.5.330.0080.03017.30
5.5.320.0170.04217.24
5.5.310.0150.03517.32
5.5.300.0050.04316.04
5.5.290.0100.04316.21
5.5.280.0150.02317.43
5.5.270.0060.03317.66
5.5.260.0070.04717.38
5.5.250.0060.03617.29
5.5.240.0190.03517.12
5.5.230.0040.00714.11
5.5.220.0070.00414.08
5.5.210.0070.00714.17
5.5.200.0030.01013.98
5.5.190.0030.00614.07
5.5.180.0030.01413.96
5.5.170.0070.00314.01
5.5.160.0030.01013.89
5.5.150.0060.00914.27
5.5.140.0060.01014.31
5.5.130.0080.00414.18
5.5.120.0110.00313.71
5.5.110.0070.00714.27
5.5.100.0070.00713.83
5.5.90.0090.00614.38
5.5.80.0030.01014.03
5.5.70.0030.00514.25
5.5.60.0040.00814.09
5.5.50.0100.00313.82
5.5.40.0000.01314.33
5.5.30.0030.01014.05
5.5.20.0060.00914.35
5.5.10.0070.00714.10
5.5.00.0030.01014.32
5.4.450.1970.01715.15
5.4.440.2070.02615.30
5.4.430.2130.02215.21
5.4.420.2160.01715.31
5.4.410.2100.02015.14
5.4.400.1900.02214.89
5.4.390.2300.02214.97
5.4.380.2230.02014.92
5.4.370.1850.02215.01
5.4.360.1900.02014.71
5.4.350.1820.02615.05
5.4.340.1840.01915.09
5.4.330.0030.00711.04
5.4.320.1760.02114.96
5.4.310.1900.02314.93
5.4.300.2270.02014.95
5.4.290.2080.02114.80
5.4.280.1780.02614.95
5.4.270.1950.02314.98
5.4.260.1780.02214.94
5.4.250.1930.02414.86
5.4.240.2280.02514.99
5.4.230.2060.02315.10
5.4.220.1970.01815.05
5.4.210.1970.02314.90
5.4.200.2000.02315.02
5.4.190.2110.02014.85
5.4.180.2050.02515.01
5.4.170.1970.02015.07
5.4.160.2300.02114.75
5.4.150.2230.02014.94
5.4.140.2310.02013.65
5.4.130.2080.02313.70
5.4.120.2110.01813.50
5.4.110.2330.02013.59
5.4.100.0900.02313.62
5.4.90.0050.04113.48
5.4.80.2020.02013.61
5.4.70.1820.02213.75
5.4.60.1950.02013.66
5.4.50.2010.01713.56
5.4.40.2430.02013.64
5.4.30.2070.02313.64
5.4.20.1880.01813.56
5.4.10.1780.02413.59
5.4.00.1840.01513.37
5.3.290.1950.02512.57
5.3.280.1970.02212.52
5.3.270.2040.02212.49
5.3.260.2330.02312.56
5.3.250.2350.01512.50
5.3.240.2380.02012.33
5.3.230.1920.02212.50
5.3.220.2240.02212.47
5.3.210.2390.01512.36
5.3.200.2250.01912.39
5.3.190.0030.04312.39
5.3.180.0300.01612.52
5.3.170.2080.01812.56
5.3.160.2250.02212.53
5.3.150.2020.02412.48
5.3.140.2030.02012.47
5.3.130.1950.02012.42
5.3.120.2090.01912.35
5.3.110.1930.02312.46
5.3.100.2050.02112.19
5.3.90.2260.02312.27
5.3.80.1980.02111.99
5.3.70.0330.02312.20
5.3.60.0030.02812.22
5.3.50.0040.02712.07
5.3.40.2320.02411.97
5.3.30.2320.02012.15
5.3.20.2360.01811.92
5.3.10.2270.01911.84
5.3.00.2100.02011.86
5.2.170.0800.04011.04
5.2.160.3800.02711.10
5.2.150.3900.03011.07
5.2.140.3800.03311.29
5.2.130.3900.03011.04
5.2.120.3970.02711.04
5.2.110.3500.03011.05
5.2.100.3900.03311.03
5.2.90.3570.02711.09
5.2.80.3900.03311.07
5.2.70.3370.03011.03
5.2.60.3330.03011.20
5.2.50.3030.03011.17
5.2.40.2400.02711.07
5.2.30.3600.02310.87
5.2.20.3330.02710.88
5.2.10.2930.02010.86
5.2.00.2830.02710.71
5.1.60.2600.0279.96
5.1.50.2870.02710.01
5.1.40.2630.0279.98
5.1.30.2370.02710.19
5.1.20.2730.02710.40
5.1.10.2830.02710.07
5.1.00.2570.02710.02
5.0.50.1670.0208.53
5.0.40.1700.0238.40
5.0.30.1370.0278.17
5.0.20.0830.0208.21
5.0.10.1270.0178.16
5.0.00.1270.0308.20
4.4.90.1500.0135.82
4.4.80.1170.0175.79
4.4.70.1530.0175.80
4.4.60.1470.0175.88
4.4.50.1670.0175.79
4.4.40.1570.0305.88
4.4.30.1430.0175.77
4.4.20.1530.0205.82
4.4.10.1500.0135.84
4.4.00.1770.0235.81
4.3.110.1670.0135.75
4.3.100.1630.0135.76
4.3.90.1270.0135.80
4.3.80.1100.0275.75
4.3.70.1170.0175.78
4.3.60.1200.0135.75
4.3.50.1200.0135.70
4.3.40.1270.0205.74
4.3.30.0700.0235.54
4.3.20.0470.0175.54
4.3.10.0570.0135.54
4.3.00.0630.0135.54

preferences:
49.34 ms | 401 KiB | 5 Q