3v4l.org

run code in 300+ PHP versions simultaneously
<?php function unsetMultidimensional(&$array, $keys) { $key = array_shift($keys); if(isset($array[$key]) { if(count($keys) === 0) { Logger::info('Key is successfully removed'); unset($array[$key]); } else if(is_array($array[$key])) { unsetMultidimensional($array[$key], $keys); } else { Logger::error('Key doesn\'t exist'): $array = false; } } } var_dump(array( 'foo' => 'bar' ), explode('/', 'foo'));

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)
5.4.350.0060.03712.03
5.4.340.0080.03812.03
5.4.320.0090.03412.52
5.4.310.0110.03712.52
5.4.300.0080.04012.52
5.4.290.0090.04712.51
5.4.280.0100.05512.41
5.4.270.0050.03912.41
5.4.260.0080.04312.41
5.4.250.0080.04012.41
5.4.240.0140.06412.41
5.4.230.0090.04912.40
5.4.220.0130.06212.40
5.4.210.0100.05012.40
5.4.200.0310.10212.40
5.4.190.0130.04812.39
5.4.180.0110.05412.40
5.4.170.0090.05112.41
5.4.160.0120.05812.40
5.4.150.0120.03812.39
5.4.140.0080.04712.09
5.4.130.0090.04312.07
5.4.120.0080.04812.04
5.4.110.0160.04812.03
5.4.100.0090.08112.03
5.4.90.0140.05712.03
5.4.80.0220.05912.03
5.4.70.0130.06612.03
5.4.60.0160.07112.03
5.4.50.0170.05612.03
5.4.40.0220.04012.02
5.4.30.0090.05312.01
5.4.20.0100.04212.01
5.4.10.0080.04512.01
5.4.00.0090.04511.51
5.3.290.0090.04812.80
5.3.280.0110.04612.71
5.3.270.0090.04312.73
5.3.260.0100.04812.71
5.3.250.0060.05712.72
5.3.240.0090.05412.72
5.3.230.0070.05412.71
5.3.220.0090.05212.68
5.3.210.0120.05012.68
5.3.200.0370.04412.68
5.3.190.0130.07912.68
5.3.180.0100.05112.67
5.3.170.0140.04712.66
5.3.160.0060.04312.67
5.3.150.0140.04812.68
5.3.140.0130.04112.66
5.3.130.0110.05212.66
5.3.120.0250.04412.66
5.3.110.0170.07212.66
5.3.100.0110.03712.13
5.3.90.0110.04312.11
5.3.80.0380.08012.09
5.3.70.0100.05112.10
5.3.60.0120.05512.08
5.3.50.0080.04512.02
5.3.40.0080.04812.02
5.3.30.0260.06011.98
5.3.20.0090.04211.77
5.3.10.0170.07411.73
5.3.00.0110.07111.71
5.2.170.0060.0429.22
5.2.160.0690.0549.22
5.2.150.0080.0479.21
5.2.140.0070.0359.21
5.2.130.0080.0319.17
5.2.120.0100.0339.18
5.2.110.0040.0309.18
5.2.100.0060.0309.18
5.2.90.0020.0349.18
5.2.80.0090.0379.18
5.2.70.0180.0749.18
5.2.60.0210.0609.12
5.2.50.0050.0369.10
5.2.40.0070.0389.07
5.2.30.0080.0389.05
5.2.20.0100.0359.04
5.2.10.0250.0748.95
5.2.00.0090.0618.81
5.1.60.0050.0418.09
5.1.50.0090.0568.09
5.1.40.0130.0638.07
5.1.30.0080.0348.43
5.1.20.0190.0348.44
5.1.10.0150.0438.16
5.1.00.0150.0808.16
5.0.50.0150.0466.64
5.0.40.0120.0486.51
5.0.30.0120.0366.31
5.0.20.0070.0256.29
5.0.10.0070.0366.26
5.0.00.0090.0686.25
4.4.90.0030.0244.78
4.4.80.0070.0244.75
4.4.70.0090.0304.75
4.4.60.0060.0224.76
4.4.50.0020.0214.77
4.4.40.0050.0304.71
4.4.30.0070.0184.76
4.4.20.0070.0274.85
4.4.10.0080.0184.85
4.4.00.0050.0264.76
4.3.110.0050.0264.67
4.3.100.0040.0174.66
4.3.90.0030.0184.63
4.3.80.0080.0364.59
4.3.70.0050.0184.63
4.3.60.0090.0244.62
4.3.50.0120.0314.63
4.3.40.0040.0234.54
4.3.30.0020.0173.30
4.3.20.0020.0183.28
4.3.10.0030.0173.24
4.3.00.0670.0177.38

preferences:
146.63 ms | 1394 KiB | 7 Q