3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=array(2,3,null,0,""); print_r(array_keys($a,null)); echo "\n"; $b=array(2,3,"",0,null); echo array_search(null, $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)
8.3.70.0140.00018.43
8.3.60.0070.01018.18
8.3.50.0290.01021.89
8.3.40.0070.00718.79
8.3.30.0070.00719.10
8.3.20.0040.00420.33
8.3.10.0040.00421.81
8.3.00.0050.00222.40
8.2.180.0030.01418.41
8.2.170.0100.00322.96
8.2.160.0140.00021.86
8.2.150.0050.00225.66
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0030.00617.63
8.2.110.0070.00419.37
8.2.100.0110.00317.72
8.2.90.0050.00319.17
8.2.80.0080.00017.97
8.2.70.0030.00617.50
8.2.60.0000.00817.93
8.2.50.0000.00918.07
8.2.40.0030.00520.86
8.2.30.0000.00718.06
8.2.20.0040.00417.59
8.2.10.0040.00417.97
8.2.00.0040.00418.05
8.1.280.0140.00025.92
8.1.270.0210.00020.09
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0050.00519.13
8.1.230.0070.00419.14
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00617.10
8.1.190.0000.00817.00
8.1.180.0000.00818.10
8.1.170.0050.00518.50
8.1.160.0000.00821.86
8.1.150.0070.00018.88
8.1.140.0060.00317.38
8.1.130.0000.00717.56
8.1.120.0080.00017.41
8.1.110.0030.00517.41
8.1.100.0000.00717.32
8.1.90.0040.00417.43
8.1.80.0000.00717.46
8.1.70.0030.00717.36
8.1.60.0040.00417.41
8.1.50.0030.00517.50
8.1.40.0050.00217.34
8.1.30.0030.00617.46
8.1.20.0040.00417.63
8.1.10.0040.00417.52
8.1.00.0040.00417.38
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0000.00818.39
8.0.270.0000.00817.27
8.0.260.0060.00017.29
8.0.250.0000.00616.94
8.0.240.0030.00316.97
8.0.230.0030.00316.86
8.0.220.0030.00316.85
8.0.210.0080.00016.80
8.0.200.0030.00316.91
8.0.190.0040.00416.75
8.0.180.0000.00716.75
8.0.170.0030.00516.87
8.0.160.0040.00416.66
8.0.150.0050.00216.77
8.0.140.0070.00016.79
8.0.130.0000.00913.34
8.0.120.0080.00016.81
8.0.110.0000.00716.86
8.0.100.0070.00016.70
8.0.90.0000.00716.81
8.0.80.0110.00516.85
8.0.70.0000.00716.89
8.0.60.0000.00716.94
8.0.50.0070.00016.82
8.0.30.0060.01416.86
8.0.20.0110.01017.40
8.0.10.0050.00216.81
8.0.00.0100.01016.75
7.4.330.0000.00615.04
7.4.320.0030.00316.31
7.4.300.0060.00016.40
7.4.290.0040.00416.54
7.4.280.0050.00316.54
7.4.270.0000.00716.30
7.4.260.0030.00616.44
7.4.250.0070.00016.43
7.4.240.0020.00516.52
7.4.230.0030.00316.44
7.4.220.0150.00316.57
7.4.210.0140.00016.41
7.4.200.0030.00316.41
7.4.160.0130.00416.47
7.4.150.0150.00617.40
7.4.140.0150.00617.86
7.4.130.0120.00616.47
7.4.120.0130.00816.42
7.4.110.0090.00916.34
7.4.100.0040.01316.46
7.4.90.0150.00416.43
7.4.80.0120.00419.39
7.4.70.0170.00316.52
7.4.60.0090.00816.44
7.4.50.0000.00916.27
7.4.40.0130.01016.50
7.4.30.0060.01516.23
7.4.00.0060.00914.63
7.3.330.0050.00012.88
7.3.320.0060.00012.99
7.3.310.0030.00316.18
7.3.300.0040.00416.13
7.3.290.0070.00716.12
7.3.280.0130.00516.14
7.3.270.0130.00317.40
7.3.260.0080.00816.41
7.3.250.0080.00916.46
7.3.240.0070.01016.42
7.3.230.0100.00916.39
7.3.210.0040.01216.33
7.3.200.0160.00819.39
7.3.190.0040.01116.29
7.3.180.0040.01216.30
7.3.170.0120.00616.27
7.3.160.0110.00716.33
7.2.330.0140.00716.39
7.2.320.0030.01416.48
7.2.310.0110.00516.51
7.2.300.0060.00916.25
7.2.290.0070.01016.22
7.2.60.0040.01116.82
7.2.00.0030.00919.18
7.1.200.0000.01415.57
7.1.100.0000.00818.23
7.1.70.0000.00817.01
7.1.60.0000.02419.59
7.1.50.0040.01916.90
7.1.00.0000.08022.32
7.0.200.0030.00616.64
7.0.60.0100.05319.82
7.0.50.0070.06017.88
7.0.40.0030.07020.40
7.0.30.0230.08020.26
7.0.20.0300.04720.24
7.0.10.0170.04720.07
7.0.00.0070.06320.08
5.6.280.0100.05021.15
5.6.210.0000.04320.69
5.6.200.0170.05018.15
5.6.190.0100.07020.48
5.6.180.3200.04320.57
5.6.170.0400.06720.55
5.6.160.0100.07020.71
5.6.150.0130.07318.28
5.6.140.0100.07018.20
5.6.130.0100.07718.12
5.6.120.0030.05321.01
5.6.110.0070.08720.96
5.6.100.0100.06720.95
5.6.90.0070.06320.95
5.6.80.0000.08720.46
5.6.70.0370.06720.53
5.5.350.0200.05720.39
5.5.340.0030.06718.08
5.5.330.0000.04720.43
5.5.320.0400.07320.19
5.5.310.0230.03320.24
5.5.300.0070.07017.95
5.5.290.0030.06017.95
5.5.280.0070.04320.80
5.5.270.0030.04320.88
5.5.260.0030.07320.76
5.5.250.0070.07320.68
5.5.240.4100.04320.25
5.4.450.0770.04719.18
5.4.440.0170.05019.52
5.4.430.0130.05319.25
5.4.420.0230.04719.23
5.4.410.0070.05719.08
5.4.400.0170.04719.10
5.4.390.0130.05019.18
5.4.380.0130.05018.92
5.4.370.0100.05018.91
5.4.360.0030.06019.21
5.4.350.0170.05319.26
5.4.340.0130.05718.99
5.4.320.0170.05018.89
5.4.310.0200.04319.23
5.4.300.0200.06019.20
5.4.290.0170.06019.11
5.4.280.0130.05019.06
5.4.270.0200.04719.32
5.4.260.0130.05019.10
5.4.250.0100.05318.95
5.4.240.0130.05019.29
5.4.230.0130.05319.19
5.4.220.0170.04719.22
5.4.210.0030.06718.98
5.4.200.0200.04316.63
5.4.190.0130.05019.25
5.4.180.0030.06019.16
5.4.170.0200.04718.97
5.4.160.0100.05019.21
5.4.150.0130.05019.11
5.4.140.0100.05016.48
5.4.130.0130.04716.66
5.4.120.0070.05716.47
5.4.110.0100.06016.40
5.4.100.0130.05016.66
5.4.90.0070.05316.40
5.4.80.0100.05016.23
5.4.70.0130.04716.45
5.4.60.0130.04716.24
5.4.50.0130.04316.42
5.4.40.0070.05316.55
5.4.30.0170.04316.21
5.4.20.0130.05016.43
5.4.10.0130.04716.44
5.4.00.0070.05315.69
5.3.290.0100.05714.57
5.3.280.0070.06014.49
5.3.270.0100.05314.55
5.3.260.0030.06014.64
5.3.250.0030.06014.71
5.3.240.0200.04714.74
5.3.230.0170.05014.59
5.3.220.0100.05314.57
5.3.210.0070.05714.71
5.3.200.0230.04014.41
5.3.190.0130.05014.52
5.3.180.0200.04014.45
5.3.170.0130.05014.46
5.3.160.0170.04714.46
5.3.150.0130.05014.41
5.3.140.0100.05314.57
5.3.130.0130.05314.43
5.3.120.0130.05014.45
5.3.110.0130.05014.55
5.3.100.0070.05713.89
5.3.90.0100.05314.18
5.3.80.0230.04014.02
5.3.70.0200.04014.08
5.3.60.0030.05714.07
5.3.50.0130.04714.01
5.3.40.0170.04314.01
5.3.30.0000.06013.98
5.3.20.0130.04713.69
5.3.10.0130.04313.55
5.3.00.0100.05013.53
5.2.170.0130.04011.05
5.2.160.0130.03711.04
5.2.150.0000.05311.15
5.2.140.0170.03311.12
5.2.130.0030.04710.96
5.2.120.0030.04711.10
5.2.110.0030.04710.99
5.2.100.0130.03310.98
5.2.90.0070.04011.06
5.2.80.0130.03711.05
5.2.70.0130.03711.25
5.2.60.0130.03710.96
5.2.50.0130.03711.08
5.2.40.0100.03711.13
5.2.30.0030.04710.82
5.2.20.0100.04010.94
5.2.10.0030.04710.88
5.2.00.0070.04010.85
5.1.60.0000.04010.07
5.1.50.0170.0239.90
5.1.40.0100.0339.86
5.1.30.0130.04010.31
5.1.20.0070.03710.30
5.1.10.0130.0309.98
5.1.00.0070.0379.96
5.0.50.0100.0278.68
5.0.40.0070.0278.56
5.0.30.0030.0608.26
5.0.20.0070.0278.20
5.0.10.0030.0308.01
5.0.00.0000.0478.07
4.4.90.0070.0205.93
4.4.80.0030.0235.89
4.4.70.0030.0235.76
4.4.60.0070.0205.86
4.4.50.0070.0205.87
4.4.40.0070.0335.90
4.4.30.0030.0275.75
4.4.20.0070.0205.96
4.4.10.0000.0235.79
4.4.00.0070.0335.93
4.3.110.0130.0135.75
4.3.100.0000.0235.69
4.3.90.0000.0235.74
4.3.80.0070.0305.78
4.3.70.0070.0175.65
4.3.60.0030.0205.77
4.3.50.0030.0205.67
4.3.40.0000.0375.63
4.3.30.0000.0234.54
4.3.20.0030.0204.57
4.3.10.0000.0234.53
4.3.00.0270.0177.34

preferences:
99.22 ms | 401 KiB | 5 Q