3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1 => '5ive', 'jim' => 'bob', 4 => 5); echo current($array) . "\n"; var_dump($array); echo "\n\n"; var_dump(array_slice($array, 0, 1)); echo 'first item: ' . array_slice($array, 0, 1)[0]; echo "\n\n"; echo current($array) . "\n"; var_dump($array);

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)
8.3.40.0110.00418.67
8.3.30.0030.01218.75
8.3.20.0040.00418.62
8.3.10.0040.00421.22
8.3.00.0120.00619.63
8.2.170.0150.00622.96
8.2.160.0080.00820.35
8.2.150.0080.00024.18
8.2.140.0120.00624.66
8.2.130.0080.00026.16
8.2.120.0040.00420.90
8.2.110.0060.00322.23
8.2.100.0070.00417.84
8.2.90.0030.00619.21
8.2.80.0030.00619.21
8.2.70.0050.00317.63
8.2.60.0080.00018.05
8.2.50.0040.00418.07
8.2.40.0000.00818.34
8.2.30.0000.00719.46
8.2.20.0040.00417.59
8.2.10.0040.00417.67
8.2.00.0070.00017.55
8.1.270.0110.00723.99
8.1.260.0110.00326.35
8.1.250.0090.00528.09
8.1.240.0090.00022.50
8.1.230.0110.00020.89
8.1.220.0040.00418.77
8.1.210.0000.00818.94
8.1.200.0030.00617.36
8.1.190.0030.00617.41
8.1.180.0060.00318.10
8.1.170.0000.00718.59
8.1.160.0050.00318.95
8.1.150.0080.00318.51
8.1.140.0030.00617.55
8.1.130.0000.00717.73
8.1.120.0050.00217.48
8.1.110.0050.00317.39
8.1.100.0000.00817.39
8.1.90.0040.00417.45
8.1.80.0000.00817.48
8.1.70.0000.00717.34
8.1.60.0040.00917.58
8.1.50.0040.00417.46
8.1.40.0070.00017.51
8.1.30.0040.00417.63
8.1.20.0030.00517.69
8.1.10.0040.00417.46
8.1.00.0000.00817.39
8.0.300.0070.00020.03
8.0.290.0030.00317.05
8.0.280.0000.00718.45
8.0.270.0070.00017.27
8.0.260.0060.00016.74
8.0.250.0040.00417.00
8.0.240.0050.00316.88
8.0.230.0000.00716.93
8.0.220.0030.00316.88
8.0.210.0000.00816.85
8.0.200.0080.00016.97
8.0.190.0060.00316.97
8.0.180.0040.00416.93
8.0.170.0080.00016.94
8.0.160.0000.00716.86
8.0.150.0040.00716.93
8.0.140.0000.00716.91
8.0.130.0080.00013.32
8.0.120.0050.00316.78
8.0.110.0000.00716.88
8.0.100.0000.00717.02
8.0.90.0000.00916.95
8.0.80.0090.00616.93
8.0.70.0040.00416.92
8.0.60.0000.00716.69
8.0.50.0080.00016.85
8.0.30.0100.01117.10
8.0.20.0090.00817.40
8.0.10.0040.00416.97
8.0.00.0090.00916.56
7.4.330.0000.00516.69
7.4.320.0060.00016.52
7.4.300.0060.00016.46
7.4.290.0070.00016.48
7.4.280.0030.00316.43
7.4.270.0000.00716.58
7.4.260.0000.00613.21
7.4.250.0060.00316.54
7.4.240.0040.00416.39
7.4.230.0030.00316.42
7.4.220.0170.00916.33
7.4.210.0060.01016.52
7.4.200.0000.00716.43
7.4.190.0030.00316.50
7.4.160.0130.00316.44
7.4.150.0140.00317.40
7.4.140.0130.00617.86
7.4.130.0110.00616.43
7.4.120.0050.01216.51
7.4.110.0040.01416.57
7.4.100.0090.00916.60
7.4.90.0110.01116.44
7.4.80.0060.01119.39
7.4.70.0070.01016.41
7.4.60.0100.00716.46
7.4.50.0040.00416.53
7.4.40.0100.00722.77
7.4.30.0080.01316.36
7.4.10.0100.01016.62
7.4.00.0020.01415.59
7.3.330.0080.00013.11
7.3.320.0030.00312.99
7.3.310.0080.00016.14
7.3.300.0070.00016.16
7.3.290.0030.01016.32
7.3.280.0090.01016.32
7.3.270.0060.01217.40
7.3.260.0130.00818.24
7.3.250.0070.01216.29
7.3.240.0100.00716.36
7.3.230.0170.00716.39
7.3.210.0140.00616.21
7.3.200.0100.00719.39
7.3.190.0100.01316.16
7.3.180.0080.00816.51
7.3.170.0090.00616.49
7.3.160.0070.01116.35
7.3.130.0080.00816.20
7.3.120.0040.01115.39
7.3.110.0030.01616.23
7.3.100.0040.01415.98
7.3.90.0030.01216.37
7.3.80.0040.01116.21
7.3.70.0030.00616.34
7.3.60.0040.01116.08
7.3.50.0030.01016.36
7.3.40.0060.00916.24
7.3.30.0090.00316.17
7.3.20.0090.00018.08
7.3.10.0110.00418.09
7.3.00.0080.00418.06
7.2.330.0120.00616.51
7.2.320.0100.01016.71
7.2.310.0170.00616.67
7.2.300.0060.00916.44
7.2.290.0100.00716.34
7.2.260.0030.01616.62
7.2.250.0070.01116.65
7.2.240.0030.01216.38
7.2.230.0000.01416.46
7.2.220.0120.00316.56
7.2.210.0100.00316.42
7.2.200.0040.01116.37
7.2.190.0110.00416.40
7.2.180.0100.00716.40
7.2.170.0090.00016.62
7.2.160.0100.00716.62
7.2.150.0030.01018.51
7.2.140.0110.00418.33
7.2.130.0070.00418.38
7.2.120.0050.00518.50
7.2.110.0090.00318.44
7.2.100.0070.00718.45
7.2.90.0070.01018.32
7.2.80.0040.01518.35
7.2.70.0030.01518.36
7.2.60.0030.01018.38
7.2.50.0030.01018.18
7.2.40.0040.01118.57
7.2.30.0040.01218.46
7.2.20.0030.01018.32
7.2.10.0060.00618.30
7.2.00.0070.01018.73
7.1.330.0060.00917.27
7.1.320.0110.00417.52
7.1.310.0110.00417.48
7.1.300.0040.01117.40
7.1.290.0070.00717.39
7.1.280.0060.00917.13
7.1.270.0050.00417.33
7.1.260.0140.00017.21
7.1.250.0040.01117.21
7.1.240.0060.00617.07
7.1.230.0110.00717.28
7.1.220.0060.00617.17
7.1.210.0000.01417.23
7.1.200.0030.01416.47
7.1.190.0000.01517.21
7.1.180.0000.01217.32
7.1.170.0030.01317.36
7.1.160.0000.01217.39
7.1.150.0000.01117.03
7.1.140.0120.00317.14
7.1.130.0110.00417.39
7.1.120.0000.01517.41
7.1.110.0030.00617.35
7.1.100.0360.00616.67
7.1.90.0040.01117.23
7.1.80.0090.00617.30
7.1.70.0030.00717.24
7.1.60.0120.00718.31
7.1.50.0040.01317.00
7.1.40.0030.01217.33
7.1.30.0040.00717.23
7.1.20.0040.01117.29
7.1.10.0100.00317.18
7.1.00.0020.02319.80
7.0.330.0030.01017.03
7.0.320.0090.00317.02
7.0.310.0000.01216.96
7.0.300.0060.00917.12
7.0.290.0030.00916.82
7.0.280.0060.00617.11
7.0.270.0000.00916.97
7.0.260.0080.00016.79
7.0.250.0060.00316.93
7.0.240.0070.00317.04
7.0.230.0030.00717.00
7.0.220.0130.00016.95
7.0.210.0110.00416.96
7.0.200.0030.00616.81
7.0.190.0060.00316.98
7.0.180.0080.00416.91
7.0.170.0070.00717.11
7.0.160.0030.00717.04
7.0.150.0030.01216.87
7.0.140.0050.04119.63
7.0.130.0070.00716.92
7.0.120.0060.00317.02
7.0.110.0130.00017.08
7.0.100.0070.02518.40
7.0.90.0050.02218.45
7.0.80.0070.02618.42
7.0.70.0030.02418.48
7.0.60.0020.02318.38
7.0.50.0050.02518.63
7.0.40.0030.02917.46
7.0.30.0050.02817.45
7.0.20.0070.04217.45
7.0.10.0050.05217.50
7.0.00.0100.02517.46
5.6.400.0030.00715.63
5.6.390.0090.00015.98
5.6.380.0100.00315.95
5.6.370.0100.00316.03
5.6.360.0030.00915.78
5.6.350.0100.00316.29
5.6.340.0000.00915.95
5.6.330.0100.00315.63
5.6.320.0030.00915.73
5.6.310.0060.00615.72
5.6.300.0040.00716.05
5.6.290.0030.00716.03
5.6.280.0030.04118.66
5.6.270.0000.01015.92
5.6.260.0030.01216.00
5.6.250.0030.02818.20
5.6.240.0030.02518.31
5.6.230.0100.02018.36
5.6.220.0040.02418.22
5.6.210.0100.02018.27
5.6.200.0030.04918.57
5.6.190.0050.04518.36
5.6.180.0030.03618.56
5.6.170.0080.03818.29
5.6.160.0060.03518.35
5.6.150.0080.03218.44
5.6.140.0150.03118.35
5.6.130.0100.02318.49
5.6.120.0070.02918.54
5.6.110.0070.02918.44
5.6.100.0030.02818.32
5.6.90.0080.03818.44
5.6.80.0070.03918.14
5.6.70.0060.03618.07
5.6.60.0030.02518.02
5.6.50.0050.04518.19
5.6.40.0050.04718.04
5.6.30.0120.01718.10
5.6.20.0070.02518.21
5.6.10.0070.03918.01
5.6.00.0070.03718.14
5.5.380.0020.02218.19
5.5.370.0060.02518.24
5.5.360.0040.02718.11
5.5.350.0080.02318.16
5.5.340.0120.02718.29
5.5.330.0050.02418.20
5.5.320.0050.04518.38
5.5.310.0050.04218.38
5.5.300.0110.02518.32
5.5.290.0030.03018.46
5.5.280.0120.02218.30
5.5.270.0030.03118.31
5.5.260.0110.04018.25
5.5.250.0050.04618.10
5.5.240.0100.03318.08
5.5.230.0030.02318.00
5.5.220.0050.03517.97
5.5.210.0070.04218.05
5.5.200.0050.02217.98
5.5.190.0080.02717.93
5.5.180.0050.02317.97
5.5.170.0040.01215.64
5.5.160.0040.02918.04
5.5.150.0080.03818.08
5.5.140.0060.02117.97
5.5.130.0070.04117.94
5.5.120.0070.03818.06
5.5.110.0080.02217.91
5.5.100.0080.03217.98
5.5.90.0070.04317.84
5.5.80.0070.04618.01
5.5.70.0070.04017.94
5.5.60.0140.03317.98
5.5.50.0030.03517.94
5.5.40.0040.02917.92
5.5.30.0050.04817.84
5.5.20.0100.01817.93
5.5.10.0080.02117.92
5.5.00.0100.03017.90
5.4.450.0080.02515.95
5.4.440.0080.01815.98
5.4.430.0080.04016.06
5.4.420.0050.02615.94
5.4.410.0090.02715.98
5.4.400.0020.04315.79
5.4.390.0040.02715.79
5.4.380.0040.01915.71
5.4.370.0050.01915.82
5.4.360.0050.03215.84
5.4.350.0100.02615.86
5.4.340.0050.02015.78
5.4.330.0070.00712.58
5.4.320.0030.02315.93
5.4.310.0070.04015.88
5.4.300.0030.02215.78
5.4.290.0050.03615.78
5.4.280.0050.03515.74
5.4.270.0080.01715.88
5.4.260.0100.01815.79
5.4.250.0070.02715.72
5.4.240.0110.03715.64
5.4.230.0070.03815.86
5.4.220.0080.04015.79
5.4.210.0030.02315.86
5.4.200.0070.03315.81
5.4.190.0050.02615.79
5.4.180.0050.02415.77
5.4.170.0050.02515.60
5.4.160.0090.03715.92
5.4.150.0060.03915.71
5.4.140.0070.02114.60
5.4.130.0050.02714.40
5.4.120.0060.01914.48
5.4.110.0060.01814.31
5.4.100.0070.03114.31
5.4.90.0030.02014.34
5.4.80.0060.02314.41
5.4.70.0020.04014.48
5.4.60.0050.02814.49
5.4.50.0080.01614.47
5.4.40.0070.03614.42
5.4.30.0020.02114.47
5.4.20.0050.03814.43
5.4.10.0050.02514.49
5.4.00.0050.03714.13
5.3.290.0030.02913.76
5.3.280.0070.03313.56
5.3.270.0070.02013.56
5.3.260.0040.02413.61
5.3.250.0050.02513.61
5.3.240.0100.03413.49
5.3.230.0030.02413.61
5.3.220.0060.03213.58
5.3.210.0090.01613.57
5.3.200.0070.02513.66
5.3.190.0070.03813.61
5.3.180.0020.02413.56
5.3.170.0080.02013.61
5.3.160.0090.04013.69
5.3.150.0070.03713.66
5.3.140.0030.01913.73
5.3.130.0050.01913.65
5.3.120.0050.03513.69
5.3.110.0040.03813.54
5.3.100.0080.03813.33
5.3.90.0070.03313.38
5.3.80.0030.02413.24
5.3.70.0080.03513.33
5.3.60.0090.03013.44
5.3.50.0040.02713.26
5.3.40.0050.02613.20
5.3.30.0090.01813.19
5.3.20.0030.03813.07
5.3.10.0020.02213.06
5.3.00.0050.04013.02
5.2.170.0030.06711.97
5.2.160.0030.05011.97
5.2.150.0070.04311.97
5.2.140.0030.03311.97
5.2.130.0000.03011.97
5.2.120.0070.03311.97
5.2.110.0030.03011.97
5.2.100.0070.05711.97
5.2.90.0030.05011.97
5.2.80.0030.06311.97
5.2.70.0030.06011.97
5.2.60.0000.05311.97
5.2.50.0070.04711.97
5.2.40.0030.05011.97
5.2.30.0000.05011.97
5.2.20.0000.06311.97
5.2.10.0000.04711.97
5.2.00.0000.06011.97
5.1.60.0100.04311.97
5.1.50.0070.02311.97
5.1.40.0000.04311.97
5.1.30.0000.02711.97
5.1.20.0130.05011.97
5.1.10.0000.03011.97
5.1.00.0000.03011.97
5.0.50.0030.03011.97
5.0.40.0030.01711.97
5.0.30.0070.05011.97
5.0.20.0000.03011.97
5.0.10.0000.04011.97
5.0.00.0000.03011.97
4.4.90.0030.03011.97
4.4.80.0030.03311.97
4.4.70.0000.03711.97
4.4.60.0000.03011.97
4.4.50.0070.01711.97
4.4.40.0030.04311.97
4.4.30.0000.02011.97
4.4.20.0030.02011.97
4.4.10.0000.02011.97
4.4.00.0000.04311.97
4.3.110.0030.01311.97
4.3.100.0030.01311.97
4.3.90.0070.01011.97
4.3.80.0030.03711.97
4.3.70.0030.02311.97
4.3.60.0000.02711.97
4.3.50.0030.03011.97
4.3.40.0000.02311.97
4.3.30.0000.02011.97
4.3.20.0000.01311.97
4.3.10.0000.01711.97
4.3.00.0000.01711.97

preferences:
50.99 ms | 400 KiB | 5 Q