3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(-1); $null = null; $arr = array(); $str = 'string'; $int = 7; $dbl = 7.3; $bool = true; $obj = new stdClass(); echo $null['nope']; echo $null['nope']['sure']; $null['nope'][] = 'wat!?!'; echo $null['nope'][]; echo $arr['nope']; echo $arr['nope']['sure']; $arr['nope'][] = 'wat!?!'; echo $arr['nope'][]; echo $str['nope']; echo $str['nope']['sure']; $str['nope'][] = 'wat!?!'; echo $str['nope'][]; echo $int['nope']; echo $int['nope']['sure']; $int['nope'][] = 'wat!?!'; echo $int['nope'][]; echo $dbl['nope']; echo $dbl['nope']['sure']; $dbl['nope'][] = 'wat!?!'; echo $dbl['nope'][]; echo $bool['nope']; echo $bool['nope']['sure']; $bool['nope'][] = 'wat!?!'; echo $bool['nope'][]; echo $obj['nope']; echo $obj['nope']['sure']; $obj['nope'][] = 'wat!?!'; echo $obj['nope'][];

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)
5.4.290.0060.03912.46
5.4.280.0120.04312.32
5.4.270.0160.06912.32
5.4.260.0130.04812.33
5.4.250.0110.04512.32
5.4.240.0120.06112.33
5.4.230.0220.07812.32
5.4.220.0170.06512.32
5.4.210.0140.05412.32
5.4.200.0100.06112.32
5.4.190.0120.09712.31
5.4.180.0260.10012.31
5.4.170.0160.05612.32
5.4.160.0120.05112.32
5.4.150.0110.05312.32
5.4.140.0250.06512.00
5.4.130.0180.06411.99
5.4.120.0120.05811.95
5.4.110.0160.07811.95
5.4.100.0200.05011.95
5.4.90.0170.06611.95
5.4.80.0270.09611.95
5.4.70.0150.05511.94
5.4.60.0200.04511.94
5.4.50.0120.05411.94
5.4.40.0090.04311.93
5.4.30.0090.04011.92
5.4.20.0060.03911.93
5.4.10.0090.05011.93
5.4.00.0140.04911.42
5.3.280.0070.06012.71
5.3.270.0140.04912.72
5.3.260.0110.04612.72
5.3.250.0120.03712.72
5.3.240.0110.04212.71
5.3.230.0110.06212.71
5.3.220.0260.07212.68
5.3.210.0300.07712.68
5.3.200.0250.07912.68
5.3.190.0410.08712.67
5.3.180.0090.05212.67
5.3.170.0100.03812.67
5.3.160.0120.04012.67
5.3.150.0100.04412.67
5.3.140.0130.03812.66
5.3.130.0080.04312.66
5.3.120.0100.04112.66
5.3.110.0070.04312.66
5.3.100.0100.04312.12
5.3.90.0080.04012.09
5.3.80.0090.04512.08
5.3.70.0090.03812.07
5.3.60.0090.03812.06
5.3.50.0080.04012.00
5.3.40.0100.03912.00
5.3.30.0100.04411.94
5.3.20.0310.07011.70
5.3.10.0230.05911.67
5.3.00.0250.08511.66
5.2.170.0150.0709.15
5.2.160.0130.0509.15
5.2.150.0050.0339.15
5.2.140.0040.0359.14
5.2.130.0070.0319.11
5.2.120.0060.0329.11
5.2.110.0100.0309.12
5.2.100.0070.0329.11
5.2.90.0060.0359.11
5.2.80.0070.0349.11
5.2.70.0090.0349.11
5.2.60.0070.0339.05
5.2.50.0060.0359.04
5.2.40.0070.0469.01
5.2.30.0110.0438.98
5.2.20.0090.0498.97
5.2.10.0070.0608.89
5.2.00.0070.0438.77
5.1.60.0080.0358.05
5.1.50.0060.0368.05
5.1.40.0120.0518.03
5.1.30.0040.0458.38
5.1.20.0120.0438.40
5.1.10.0100.0438.13
5.1.00.0080.0408.13
5.0.50.0090.0466.60
5.0.40.0050.0206.47
5.0.30.0080.0306.27
5.0.20.0070.0196.27
5.0.10.0090.0336.25
5.0.00.0090.0546.24
4.4.90.0100.0304.78
4.4.80.0110.0354.75
4.4.70.0090.0264.75
4.4.60.0070.0244.75
4.4.50.0030.0254.77
4.4.40.0080.0394.71
4.4.30.0090.0234.76
4.4.20.0090.0254.84
4.4.10.0060.0274.85
4.4.00.0040.0404.76
4.3.110.0090.0254.67
4.3.100.0090.0234.66
4.3.90.0050.0274.63
4.3.80.0150.0654.58
4.3.70.0100.0214.63
4.3.60.0040.0174.63
4.3.50.0030.0204.63
4.3.40.0040.0334.54
4.3.30.0030.0253.29
4.3.20.0030.0253.27
4.3.10.0160.0263.24
4.3.00.0130.02310.30

preferences:
142.12 ms | 1394 KiB | 7 Q