3v4l.org

run code in 300+ PHP versions simultaneously
<?php function coalesce($default, &...$args) { foreach ($args as $arg) { if (!empty($arg)) { return $arg; } } return $default; } $e1 = []; $e2 = ''; echo coalesce('default', $e1, $happy, $e2);

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)
8.3.60.0060.01318.36
8.3.50.0100.01021.97
8.3.40.0130.00718.81
8.3.30.0090.00618.96
8.3.20.0040.00420.34
8.3.10.0080.00021.60
8.3.00.0030.00517.90
8.2.180.0150.00016.38
8.2.170.0100.01022.96
8.2.160.0100.01020.34
8.2.150.0000.00724.18
8.2.140.0150.00024.66
8.2.130.0030.01426.16
8.2.120.0050.00220.92
8.2.110.0000.01020.37
8.2.100.0090.00319.64
8.2.90.0040.00418.28
8.2.80.0000.00817.97
8.2.70.0050.00317.50
8.2.60.0040.00417.90
8.2.50.0050.00318.07
8.2.40.0040.00418.22
8.2.30.0070.00018.16
8.2.20.0000.00817.55
8.2.10.0030.00618.11
8.2.00.0040.00417.68
8.1.280.0100.00725.92
8.1.270.0030.00523.91
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0050.00522.20
8.1.230.0120.00020.97
8.1.220.0030.00617.75
8.1.210.0050.00318.92
8.1.200.0060.00317.22
8.1.190.0060.00317.00
8.1.180.0000.00718.10
8.1.170.0040.00418.59
8.1.160.0030.00521.90
8.1.150.0030.00518.92
8.1.140.0070.00017.36
8.1.130.0050.00317.86
8.1.120.0030.00317.39
8.1.110.0000.00717.45
8.1.100.0040.00417.40
8.1.90.0000.00717.34
8.1.80.0040.00417.50
8.1.70.0030.00317.32
8.1.60.0000.00717.40
8.1.50.0000.00817.52
8.1.40.0040.00417.51
8.1.30.0000.00817.65
8.1.20.0040.00417.58
8.1.10.0000.00717.49
8.1.00.0030.00617.51
8.0.300.0050.00220.09
8.0.290.0060.00316.63
8.0.280.0000.00718.33
8.0.270.0050.00217.25
8.0.260.0030.00317.26
8.0.250.0030.00316.94
8.0.240.0040.00416.88
8.0.230.0040.00416.84
8.0.220.0030.00316.77
8.0.210.0070.00016.79
8.0.200.0030.00316.91
8.0.190.0040.00317.01
8.0.180.0030.00516.93
8.0.170.0040.00416.95
8.0.160.0080.00016.91
8.0.150.0040.00416.95
8.0.140.0030.00316.77
8.0.130.0060.00013.35
8.0.120.0000.00716.86
8.0.110.0040.00416.90
8.0.100.0000.00716.71
8.0.90.0040.00416.84
8.0.80.0110.00416.88
8.0.70.0000.00716.93
8.0.60.0000.00816.80
8.0.50.0080.00016.94
8.0.30.0150.00517.30
8.0.20.0090.01017.40
8.0.10.0050.00316.94
8.0.00.0120.00716.65
7.4.330.0000.00515.05
7.4.320.0030.00316.58
7.4.300.0000.00616.58
7.4.290.0060.00316.63
7.4.280.0030.00316.59
7.4.270.0050.00216.60
7.4.260.0030.00516.38
7.4.250.0000.00716.45
7.4.240.0060.00216.48
7.4.230.0030.00316.47
7.4.220.0060.01216.65
7.4.210.0040.01016.63
7.4.200.0000.00716.58
7.4.160.0180.00016.46
7.4.150.0170.00017.40
7.4.140.0070.01017.86
7.4.130.0110.00616.43
7.4.120.0110.00616.49
7.4.110.0150.00616.46
7.4.100.0110.00516.60
7.4.90.0070.01116.61
7.4.80.0080.01219.39
7.4.70.0060.00916.46
7.4.60.0100.00716.34
7.4.50.0030.00516.36
7.4.40.0060.00916.43
7.4.30.0110.00516.48
7.4.00.0070.01015.10
7.3.330.0060.00013.22
7.3.320.0000.00613.29
7.3.310.0000.00616.30
7.3.300.0070.00016.16
7.3.290.0070.00716.30
7.3.280.0040.01316.29
7.3.270.0150.00317.40
7.3.260.0070.01016.61
7.3.250.0100.00716.51
7.3.240.0100.01016.49
7.3.230.0150.00816.63
7.3.210.0130.00916.27
7.3.200.0070.01019.39
7.3.190.0100.01016.45
7.3.180.0070.01416.34
7.3.170.0100.01016.50
7.3.160.0000.01516.30
7.3.120.0000.01414.99
7.3.10.0060.00316.48
7.3.00.0060.00916.88
7.2.330.0090.00916.79
7.2.320.0130.00716.69
7.2.310.0130.00616.68
7.2.300.0040.01316.66
7.2.290.0120.00416.46
7.2.130.0040.01116.80
7.2.120.0090.00616.84
7.2.110.0070.00716.66
7.2.100.0030.00916.82
7.2.90.0060.00916.91
7.2.80.0030.01016.58
7.2.70.0090.01416.94
7.2.60.0110.01116.86
7.2.50.0080.01216.93
7.2.40.0120.01216.96
7.2.30.0060.00916.97
7.2.20.0100.00716.95
7.2.10.0070.00316.55
7.2.00.0090.00618.00
7.1.250.0000.01515.61
7.1.240.0100.00715.34
7.1.230.0150.00315.65
7.1.220.0030.01015.39
7.1.210.0030.00915.72
7.1.200.0050.00815.72
7.1.190.0060.00315.39
7.1.180.0100.01415.89
7.1.170.0170.00015.92
7.1.160.0060.01015.44
7.1.150.0060.00615.79
7.1.140.0030.00615.62
7.1.130.0060.00615.29
7.1.120.0030.00715.57
7.1.110.0030.00915.75
7.1.100.0170.00516.74
7.1.90.0000.00815.80
7.1.80.0000.00815.62
7.1.70.0070.00716.35
7.1.60.0070.01317.34
7.1.50.0050.01216.28
7.1.40.0000.00915.35
7.1.30.0000.01315.65
7.1.20.0000.01115.48
7.1.10.0000.01115.46
7.1.00.0090.03719.15
7.0.330.0090.00315.16
7.0.320.0030.01015.32
7.0.310.0030.00815.20
7.0.300.0080.00815.53
7.0.290.0150.00615.07
7.0.280.0040.01115.04
7.0.270.0100.00615.45
7.0.260.0000.01715.29
7.0.250.0060.00315.47
7.0.240.0100.00715.42
7.0.230.0030.01015.26
7.0.220.0070.00715.21
7.0.210.0060.00915.34
7.0.200.0090.00416.12
7.0.190.0030.00715.50
7.0.180.0040.01115.34
7.0.170.0000.01115.22
7.0.160.0030.01015.46
7.0.150.0000.01115.34
7.0.140.0030.04018.70
7.0.130.0060.00315.29
7.0.120.0070.01115.18
7.0.110.0120.00015.49
7.0.100.0070.00614.93
7.0.90.0060.00615.32
7.0.80.0070.00715.43
7.0.70.0070.00315.34
7.0.60.0100.04618.46
7.0.50.0090.03016.54
7.0.40.0050.02816.83
7.0.30.0250.04016.63
7.0.20.0140.03116.86
7.0.10.0080.04316.66
7.0.00.0050.03916.79
5.6.380.0000.01014.24
5.6.370.0000.01014.08
5.6.360.0030.01514.34
5.6.350.0100.00714.34
5.6.340.0060.00314.15
5.6.330.0050.00514.20
5.6.320.0070.00714.39
5.6.310.0040.00414.41
5.6.300.0060.00914.30
5.6.290.0030.00914.12
5.6.280.0020.04317.64
5.6.270.0040.00814.23
5.6.260.0030.01014.34
5.6.250.0000.01714.42
5.6.240.0040.01114.32
5.6.230.0000.00914.05
5.6.220.0050.00213.98
5.6.210.0030.02817.26
5.6.200.0070.02216.16
5.6.190.0100.04417.31
5.6.180.0330.03117.31
5.6.170.0170.04117.27
5.6.160.0050.03217.31
5.6.150.0080.03016.24
5.6.140.0050.03916.24
5.6.130.0030.02816.31
5.6.120.0080.03617.67
5.6.110.0110.02717.79
5.6.100.0200.03817.63
5.6.90.0070.02517.71
5.6.80.0080.03717.22
5.6.70.0030.01414.14
5.6.60.0030.01014.20
5.6.50.0120.00314.15
5.6.40.0120.00014.40
5.6.30.0000.00813.99
5.6.20.0070.00714.17
5.6.10.0100.00614.21
5.6.00.0100.00714.23
5.5.380.0030.00310.87
5.5.370.0000.01010.66
5.5.360.0000.01110.76
5.5.350.0140.04415.54
5.5.340.0030.04314.37
5.5.330.0030.02715.46
5.5.320.0180.03715.45
5.5.310.0120.02315.56
5.5.300.0030.04514.60
5.5.290.0050.03814.43
5.5.280.0100.04215.91
5.5.270.0020.02815.87
5.5.260.0080.03015.66
5.5.250.0030.04415.63
5.5.240.0100.03515.37
5.5.230.0030.00810.54
5.5.220.0030.00710.40
5.5.210.0060.00310.76
5.5.200.0090.00610.59
5.5.190.0060.00610.60
5.5.180.0050.00510.85
5.5.170.0000.00810.70
5.5.160.0030.00910.60
5.5.150.0080.00410.55
5.5.140.0040.00710.55
5.5.130.0040.00710.61
5.5.120.0060.00610.82
5.5.110.0000.01210.79
5.5.100.0030.00310.44
5.5.90.0030.00510.77
5.5.80.0060.00610.73
5.5.70.0100.00310.79
5.5.60.0060.00610.37
5.5.50.0000.01010.65
5.5.40.0100.00310.86
5.5.30.0070.00710.74
5.5.20.0030.00310.71
5.5.10.0000.00910.52
5.5.00.0130.00010.60
5.4.450.2160.02314.95
5.4.440.1970.02715.02
5.4.430.1850.01914.89
5.4.420.1700.02014.98
5.4.410.1940.02014.89
5.4.400.1950.02514.69
5.4.390.2280.02414.91
5.4.380.1750.02214.95
5.4.370.2380.02014.87
5.4.360.2100.02614.71
5.4.350.2330.02214.90
5.4.340.0070.03514.91
5.4.330.0040.00710.46
5.4.320.2330.01814.77
5.4.310.2020.02214.81
5.4.300.1830.01814.69
5.4.290.2270.01814.61
5.4.280.1900.02014.89
5.4.270.1970.02214.84
5.4.260.1980.02014.84
5.4.250.2050.01714.60
5.4.240.2320.02214.80
5.4.230.2240.01914.78
5.4.220.2280.01714.88
5.4.210.2320.02214.84
5.4.200.2310.02014.65
5.4.190.1710.02514.79
5.4.180.1580.02114.83
5.4.170.1860.02014.80
5.4.160.1760.02014.79
5.4.150.1980.02114.90
5.4.140.1930.01713.36
5.4.130.1680.02613.48
5.4.120.1750.02013.29
5.4.110.1820.01813.59
5.4.100.1920.02313.39
5.4.90.1870.02213.28
5.4.80.2400.01513.31
5.4.70.2230.02413.62
5.4.60.2160.02213.62
5.4.50.2170.01913.44
5.4.40.2280.02013.36
5.4.30.2030.01913.34
5.4.20.1900.02413.35
5.4.10.1990.01813.44
5.4.00.2000.02013.15
5.3.290.1950.02312.54
5.3.280.2330.02312.51
5.3.270.1970.02212.42
5.3.260.1850.02012.45
5.3.250.1750.02612.52
5.3.240.1710.02112.40
5.3.230.1850.02012.45
5.3.220.1910.02312.43
5.3.210.1750.02412.36
5.3.200.2200.02312.48
5.3.190.1890.02112.46
5.3.180.2580.02112.44
5.3.170.2150.01912.58
5.3.160.2370.02412.48
5.3.150.2200.02012.47
5.3.140.2280.02212.47
5.3.130.1980.02612.46
5.3.120.2040.02412.36
5.3.110.2300.01712.28
5.3.100.1980.01712.29
5.3.90.2190.01312.21
5.3.80.1980.02312.14
5.3.70.2000.02012.16
5.3.60.2070.01512.11
5.3.50.1970.02012.10
5.3.40.1900.02412.04
5.3.30.2380.01712.16
5.3.20.2280.02011.96
5.3.10.2320.01811.85
5.3.00.2300.02011.78
5.2.170.1990.01710.28
5.2.160.1790.01910.29
5.2.150.1970.02410.30
5.2.140.1980.01810.31
5.2.130.1900.01810.29
5.2.120.1770.01910.34
5.2.110.1880.01510.29
5.2.100.1880.01710.26
5.2.90.1830.01910.34
5.2.80.1900.02010.26
5.2.70.2030.01510.22
5.2.60.1800.01510.27
5.2.50.1970.01710.22
5.2.40.1520.02010.23
5.2.30.1630.01510.20
5.2.20.1580.02010.27
5.2.10.1850.01610.13
5.2.00.1480.01910.05
5.1.60.1140.0159.73
5.1.50.1640.0089.66
5.1.40.1110.0159.73
5.1.30.1580.0169.84
5.1.20.1580.0159.91
5.1.10.1640.0179.74
5.1.00.1500.0159.77
5.0.50.0880.0108.99
5.0.40.0920.0108.95
5.0.30.0950.0158.80
5.0.20.0600.0088.82
5.0.10.0760.0118.79
5.0.00.0830.0178.82
4.4.90.0900.0137.90
4.4.80.0950.0077.90
4.4.70.0790.0087.90
4.4.60.0770.0087.90
4.4.50.0770.0127.90
4.4.40.0730.0157.90
4.4.30.0730.0097.90
4.4.20.0870.0107.90
4.4.10.0730.0087.90
4.4.00.0880.0187.90
4.3.110.0950.0107.90
4.3.100.0750.0117.90
4.3.90.0780.0087.90
4.3.80.0850.0147.90
4.3.70.0960.0077.90
4.3.60.0930.0097.90
4.3.50.0760.0097.90
4.3.40.0900.0127.90
4.3.30.0490.0107.90
4.3.20.0430.0107.90
4.3.10.0530.0127.90
4.3.00.0480.0127.90

preferences:
47.18 ms | 401 KiB | 5 Q