3v4l.org

run code in 300+ PHP versions simultaneously
<?php $objs = [ ['value'=>2, 'key'=>'a'], ['value'=>3, 'key'=>'b'] ]; print_r($objs); $keys = array_column($objs, 'key'); $index = array_search('a', $keys); if ($index !== false) { $objs[$index]['value'] = 5; } print_r($objs);

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)
8.4.120.0130.00720.76
8.4.110.0120.00822.49
8.4.100.0130.00817.72
8.4.90.0140.00620.59
8.4.80.0050.00317.70
8.4.70.0060.00517.79
8.4.60.0120.00818.86
8.4.50.0210.00921.69
8.4.40.0150.01018.48
8.4.30.0170.00517.49
8.4.20.0230.00818.48
8.4.10.0220.00717.42
8.3.250.0100.00818.97
8.3.240.0160.00316.71
8.3.230.0110.00816.56
8.3.220.0050.00317.13
8.3.210.0120.00619.14
8.3.200.0030.00616.51
8.3.190.0110.00316.63
8.3.180.0080.00617.89
8.3.170.0130.00716.63
8.3.160.0080.00717.10
8.3.150.0210.00717.86
8.3.140.0210.00716.45
8.3.130.0230.00617.12
8.3.120.0210.00617.13
8.3.110.0230.00717.71
8.3.100.0200.00816.74
8.3.90.0230.00618.49
8.3.80.0220.00616.82
8.3.70.0280.00516.41
8.3.60.0230.00716.92
8.3.50.0220.00517.00
8.3.40.0180.00717.64
8.3.30.0140.00719.57
8.3.20.0170.00519.73
8.3.10.0120.00620.38
8.3.00.0120.00719.87
8.2.290.0040.00420.43
8.2.280.0060.00718.35
8.2.270.0200.00716.58
8.2.260.0210.00617.28
8.2.250.0180.00717.05
8.2.240.0220.00517.06
8.2.230.0210.00517.83
8.2.220.0130.00617.66
8.2.210.0150.00518.41
8.2.200.0170.00416.26
8.2.190.0170.00816.45
8.2.180.0140.01018.39
8.2.170.0190.00817.89
8.2.160.0200.00619.42
8.2.150.0170.00620.63
8.2.140.0170.00520.41
8.2.130.0160.00719.71
8.2.120.0150.00620.68
8.2.110.0170.00319.96
8.2.100.0170.00519.48
8.2.90.0140.00719.48
8.2.80.0160.00719.48
8.2.70.0150.00437.52
8.2.60.0150.00618.75
8.2.50.0170.00618.92
8.2.40.0160.00519.10
8.2.30.0130.00518.84
8.2.20.0140.00518.79
8.2.10.0110.00718.75
8.2.00.0150.00518.71
8.1.330.0110.00822.07
8.1.320.0250.00815.98
8.1.310.0240.00516.72
8.1.300.0230.00516.02
8.1.290.0180.00519.04
8.1.280.0160.00717.99
8.1.270.0140.00619.75
8.1.260.0140.00720.55
8.1.250.0150.00620.78
8.1.240.0150.00519.89
8.1.230.0140.00619.38
8.1.220.0150.00618.98
8.1.210.0160.00619.17
8.1.200.0160.00329.73
8.1.190.0140.00618.55
8.1.180.0150.00518.89
8.1.170.0130.00618.72
8.1.160.0130.00518.79
8.1.150.0120.00518.60
8.1.140.0130.00518.83
8.1.130.0130.00518.52
8.1.120.0140.00518.54
8.1.110.0110.00618.52
8.1.100.0110.00418.43
8.1.90.0110.00518.27
8.1.80.0110.00618.22
8.1.70.0110.00618.20
8.1.60.0130.00518.33
8.1.50.0130.00518.25
8.1.40.0140.00518.32
8.1.30.0120.00618.37
8.1.20.0130.00518.34
8.1.10.0130.00518.31
8.1.00.0120.00618.29
8.0.300.0160.00518.89
8.0.290.0150.00629.36
8.0.280.0140.00518.28
8.0.270.0140.00518.10
8.0.260.0150.00518.12
8.0.250.0130.00718.14
8.0.240.0160.00418.14
8.0.230.0130.00517.96
8.0.220.0130.00517.87
8.0.210.0140.00517.78
8.0.200.0140.00417.75
8.0.190.0150.00517.67
8.0.180.0120.00617.74
8.0.170.0140.00517.77
8.0.160.0140.00517.79
8.0.150.0140.00517.77
8.0.140.0130.00617.74
8.0.130.0150.00417.50
8.0.120.0140.00617.75
8.0.110.0150.00417.74
8.0.100.0150.00417.75
8.0.90.0160.00417.74
8.0.80.0130.00617.71
8.0.70.0120.00617.71
8.0.60.0130.00517.73
8.0.50.0130.00617.72
8.0.30.0130.00517.67
8.0.20.0150.00417.80
8.0.10.0140.00417.84
8.0.00.0120.00517.80
7.4.330.0120.00517.70
7.4.320.0140.00617.82
7.4.300.0130.00417.46
7.4.290.0140.00517.58
7.4.280.0150.00417.60
7.4.270.0130.00517.62
7.4.260.0130.00517.60
7.4.250.0130.00517.60
7.4.240.0150.00417.57
7.4.230.0150.00417.58
7.4.220.0130.00517.53
7.4.210.0140.00417.48
7.4.200.0130.00517.58
7.4.190.0120.00617.67
7.4.180.0140.00417.70
7.4.160.0130.00617.47
7.4.150.0150.00417.63
7.4.140.0130.00517.66
7.4.130.0130.00617.51
7.4.120.0140.00517.43
7.4.110.0140.00417.52
7.4.100.0140.00517.60
7.4.90.0140.00417.49
7.4.80.0120.00617.60
7.4.70.0140.00417.47
7.4.60.0130.00517.48
7.4.50.0130.00417.44
7.4.40.0140.00417.44
7.4.30.0140.00417.49
7.4.20.0140.00417.52
7.4.10.0140.00517.48
7.4.00.0140.00518.15
7.3.330.0150.00417.26
7.3.320.0160.00517.27
7.3.310.0150.00617.44
7.3.300.0140.00517.41
7.3.290.0150.00517.45
7.3.280.0150.00517.29
7.3.270.0170.00517.48
7.3.260.0170.00417.28
7.3.250.0170.00517.50
7.3.240.0160.00517.29
7.3.230.0160.00417.45
7.3.220.0160.00517.51
7.3.210.0140.00617.41
7.3.200.0140.00517.36
7.3.190.0160.00517.34
7.3.180.0160.00517.36
7.3.170.0150.00617.36
7.3.160.0140.00717.35
7.3.150.0160.00517.41
7.3.140.0160.00517.41
7.3.130.0150.00517.42
7.3.120.0140.00517.27
7.3.110.0150.00517.27
7.3.100.0130.00617.28
7.3.90.0130.00617.39
7.3.80.0150.00417.25
7.3.70.0140.00617.24
7.3.60.0140.00617.39
7.3.50.0170.00417.40
7.3.40.0130.00717.40
7.3.30.0150.00517.35
7.3.20.0180.00518.18
7.3.10.0170.00518.05
7.3.00.0170.00518.81
7.2.340.0150.00517.54
7.2.330.0130.00717.54
7.2.320.0160.00617.52
7.2.310.0140.00617.52
7.2.300.0130.00617.52
7.2.290.0150.00517.52
7.2.280.0150.00517.55
7.2.270.0140.00517.56
7.2.260.0160.00417.57
7.2.250.0150.00517.56
7.2.240.0130.00717.42
7.2.230.0140.00617.45
7.2.220.0150.00517.43
7.2.210.0150.00617.47
7.2.200.0160.00617.55
7.2.190.0140.00617.48
7.2.180.0150.00517.49
7.2.170.0150.00517.51
7.2.160.0150.00417.54
7.2.150.0140.00718.46
7.2.140.0140.00618.46
7.2.130.0150.00518.45
7.2.120.0150.00518.33
7.2.110.0140.00518.30
7.2.100.0130.00618.36
7.2.90.0160.00518.24
7.2.80.0160.00518.32
7.2.70.0140.00618.31
7.2.60.0150.00518.29
7.2.50.0140.00518.29
7.2.40.0150.00518.34
7.2.30.0160.00518.33
7.2.20.0170.00518.35
7.2.10.0140.00718.33
7.2.00.0140.00518.35
7.1.330.0140.00517.62
7.1.320.0160.00517.65
7.1.310.0150.00517.62
7.1.300.0120.00617.68
7.1.290.0170.00417.65
7.1.280.0120.00617.63
7.1.270.0140.00517.64
7.1.260.0150.00517.65
7.1.250.0150.00517.51
7.1.240.0160.00417.73
7.1.230.0140.00617.64
7.1.220.0160.00517.62
7.1.210.0150.00517.65
7.1.200.0160.00417.65
7.1.190.0170.00517.62
7.1.180.0150.00517.55
7.1.170.0150.00617.59
7.1.160.0140.00417.58
7.1.150.0140.00517.56
7.1.140.0150.00417.57
7.1.130.0150.00517.54
7.1.120.0140.00617.58
7.1.110.0160.00517.57
7.1.100.0160.00517.54
7.1.90.0150.00517.57
7.1.80.0160.00417.62
7.1.70.0160.00517.50
7.1.60.0150.00518.48
7.1.50.0150.00518.53
7.1.40.0150.00518.51
7.1.30.0170.00418.55
7.1.20.0150.00718.49
7.1.10.0160.00417.58
7.1.00.0140.00517.57
7.0.330.0160.00517.54
7.0.320.0150.00517.48
7.0.310.0160.00617.51
7.0.300.0140.00517.50
7.0.290.0140.00617.53
7.0.280.0140.00517.55
7.0.270.0150.00317.40
7.0.260.0170.00517.52
7.0.250.0170.00517.62
7.0.240.0160.00517.64
7.0.230.0150.00517.63
7.0.220.0160.00517.58
7.0.210.0150.00617.56
7.0.200.0140.00617.56
7.0.190.0190.00317.58
7.0.180.0160.00417.60
7.0.170.0150.00417.64
7.0.160.0150.00417.57
7.0.150.0140.00517.58
7.0.140.0140.00517.58
7.0.130.0170.00417.64
7.0.120.0140.00617.61
7.0.110.0140.00517.55
7.0.100.0150.00417.51
7.0.90.0150.00417.49
7.0.80.0130.00617.50
7.0.70.0140.00517.50
7.0.60.0150.00417.51
7.0.50.0140.00517.50
7.0.40.0170.00317.53
7.0.30.0160.00417.53
7.0.20.0140.00517.50
7.0.10.0160.00417.52
7.0.00.0160.00517.54
5.6.400.0120.00617.20
5.6.390.0120.00717.29
5.6.380.0110.00817.10
5.6.370.0130.00617.27
5.6.360.0120.00717.27
5.6.350.0130.00717.24
5.6.340.0130.00717.23
5.6.330.0130.00717.25
5.6.320.0140.00417.22
5.6.310.0120.00917.23
5.6.300.0120.00617.24
5.6.290.0110.00817.25
5.6.280.0130.00517.29
5.6.270.0120.00717.25
5.6.260.0120.00717.26
5.6.250.0130.00617.30
5.6.240.0130.00617.31
5.6.230.0130.00717.34
5.6.220.0130.00617.33
5.6.210.0130.00917.36
5.6.200.0150.00517.39
5.6.190.0130.00617.35
5.6.180.0140.00717.34
5.6.170.0130.00917.38
5.6.160.0120.00817.35
5.6.150.0140.00517.37
5.6.140.0140.00617.33
5.6.130.0130.00617.34
5.6.120.0140.00517.33
5.6.110.0150.00617.29
5.6.100.0130.00617.34
5.6.90.0130.00617.27
5.6.80.0120.00617.23
5.6.70.0120.00717.17
5.6.60.0130.00817.28
5.6.50.0130.00517.22
5.6.40.0120.00817.31
5.6.30.0140.00417.30
5.6.20.0120.00617.25
5.6.10.0130.00617.26
5.6.00.0120.00617.20

preferences:
27.95 ms | 403 KiB | 5 Q