3v4l.org

run code in 300+ PHP versions simultaneously
<?php # Null Coalescing Assignment Operator # OLD WAY (PHP < 7.4 ) $data['comments']['user_id'] = $data['comments']['user_id'] ?? 'PlaceHoldered value...'; var_dump($data['comments']['user_id']); $data = null; # PHP 7.4 + syntax to use new assigment operator without unecessary tests. $data['comments']['user_id'] ??= 'PlaceHoldered value...'; var_dump($data['comments']['user_id']);

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)
8.4.130.0150.00619.51
8.4.120.0130.00720.61
8.4.110.0100.01020.86
8.4.100.0120.00817.52
8.4.90.0160.00517.72
8.4.80.0120.00717.72
8.4.70.0110.01017.52
8.4.60.0030.00518.38
8.4.50.0090.00917.50
8.4.40.0050.00317.52
8.4.30.0120.00418.61
8.4.20.0170.00319.42
8.4.10.0040.00419.44
8.3.260.0120.00616.53
8.3.250.0110.00718.92
8.3.240.0130.00716.71
8.3.230.0060.00316.67
8.3.220.0050.00217.10
8.3.210.0100.00516.62
8.3.200.0070.00416.57
8.3.190.0090.01118.62
8.3.180.0110.00816.72
8.3.170.0110.00717.19
8.3.160.0090.00916.63
8.3.150.0080.00019.05
8.3.140.0120.00616.69
8.3.130.0090.00918.52
8.3.120.0060.00319.01
8.3.110.0060.00320.94
8.3.100.0080.00324.06
8.3.90.0040.01126.77
8.3.80.0060.00316.63
8.3.70.0040.01416.36
8.3.60.0120.00616.25
8.3.50.0090.00423.65
8.3.40.0080.00819.38
8.3.30.0120.00318.76
8.3.20.0000.00920.73
8.3.10.0080.00020.20
8.3.00.0080.00020.63
8.2.290.0110.00820.23
8.2.280.0080.01018.53
8.2.270.0180.00016.78
8.2.260.0000.00920.66
8.2.250.0130.00616.34
8.2.240.0040.00418.71
8.2.230.0000.00822.58
8.2.220.0000.00837.54
8.2.210.0040.01126.77
8.2.200.0040.00416.38
8.2.190.0120.00316.58
8.2.180.0100.00316.75
8.2.170.0120.00322.96
8.2.160.0140.00021.06
8.2.150.0000.00924.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0030.00626.16
8.2.110.0230.00320.87
8.2.100.0000.01117.72
8.2.90.0090.00017.75
8.2.80.0060.00318.75
8.2.70.0050.00317.63
8.2.60.0040.00417.50
8.2.50.0060.00318.05
8.2.40.0070.00018.22
8.2.30.0070.00019.48
8.2.20.0050.00218.03
8.2.10.0070.00019.24
8.2.00.0000.00719.14
8.1.330.0130.00621.71
8.1.320.0100.00916.11
8.1.310.0120.00616.65
8.1.300.0040.00418.29
8.1.290.0030.00730.84
8.1.280.0130.00725.92
8.1.270.0000.00922.19
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0110.00621.26
8.1.230.0110.00022.70
8.1.220.0040.00418.46
8.1.210.0040.00418.77
8.1.200.0030.00617.53
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0000.00817.62
8.1.160.0050.00218.80
8.1.150.0080.00018.72
8.1.140.0000.00820.53
8.1.130.0040.00421.86
8.1.120.0030.00317.28
8.1.110.0070.00017.34
8.1.100.0040.00417.34
8.1.90.0030.00317.34
8.1.80.0030.00517.28
8.1.70.0000.00817.39
8.1.60.0030.00517.58
8.1.50.0030.00617.40
8.1.40.0020.00517.49
8.1.30.0080.00017.57
8.1.20.0040.00417.62
8.1.10.0040.00417.59
8.1.00.0030.00917.54
8.0.300.0060.00318.77
8.0.290.0050.00316.58
8.0.280.0030.00318.33
8.0.270.0000.00717.94
8.0.260.0030.00320.00
8.0.250.0030.00316.78
8.0.240.0000.00716.93
8.0.230.0080.00016.92
8.0.220.0030.00316.81
8.0.210.0070.00016.71
8.0.200.0030.00316.92
8.0.190.0000.00716.92
8.0.180.0050.00316.88
8.0.170.0000.00916.84
8.0.160.0040.00416.87
8.0.150.0040.00416.71
8.0.140.0070.00016.79
8.0.130.0030.00313.31
8.0.120.0060.00316.68
8.0.110.0050.00216.86
8.0.100.0040.00416.71
8.0.90.0060.00316.69
8.0.80.0050.01016.82
8.0.70.0000.00816.88
8.0.60.0040.00416.70
8.0.50.0000.00816.70
8.0.30.0060.01016.97
8.0.20.0140.00417.04
8.0.10.0080.00016.82
8.0.00.0160.00316.73
7.4.330.0000.00415.55
7.4.320.0060.00016.54
7.4.300.0030.00316.44
7.4.290.0070.00016.53
7.4.280.0070.00416.42
7.4.270.0070.00316.46
7.4.260.0000.00513.20
7.4.250.0040.00416.40
7.4.240.0040.00316.46
7.4.230.0040.00416.64
7.4.220.0000.00716.54
7.4.210.0060.01116.47
7.4.200.0000.00716.55
7.4.130.0100.00716.48
7.4.120.0100.01016.41
7.4.110.0170.00016.41
7.4.100.0040.01216.50
7.4.90.0030.01316.38
7.4.80.0150.00319.39
7.4.70.0140.00316.45
7.4.60.0100.01016.50
7.4.50.0040.00716.47
7.4.40.0080.00816.33
7.4.30.0120.00916.23
7.4.20.0120.00916.32
7.4.10.0090.00916.44
7.4.00.0110.00816.42
7.3.330.0030.00616.12
7.3.320.0070.00013.21
7.3.310.0030.00316.23
7.3.300.0000.00616.15
7.3.290.0090.00816.20
7.3.280.0090.00616.08
7.3.260.0070.01116.34
7.3.240.0070.00916.31
7.3.230.0130.01016.11
7.3.210.0130.00316.23
7.3.200.0070.01016.20
7.3.190.0120.00416.38
7.3.180.0030.01216.26
7.3.170.0120.00616.04
7.3.160.0190.00316.10
7.3.150.0100.00616.26
7.3.140.0090.00916.26
7.3.130.0090.00616.38
7.3.120.0160.00316.11
7.3.110.0080.00816.30
7.3.100.0060.01016.11
7.3.90.0150.00316.42
7.3.80.0060.01116.32
7.3.70.0090.00916.14
7.3.60.0120.00916.22
7.3.50.0070.01416.20
7.3.40.0070.01016.27
7.3.30.0130.00316.23
7.3.20.0160.00016.27
7.3.10.0090.00916.27
7.3.00.0100.01016.21
7.2.330.0090.00916.35
7.2.310.0110.01116.27
7.2.300.0030.01416.35
7.2.290.0070.01016.22
7.2.280.0090.00916.49
7.2.270.0060.01116.26
7.2.260.0040.01516.16
7.2.250.0110.00816.54
7.2.240.0090.00916.34
7.2.230.0090.00916.46
7.2.220.0120.00616.55
7.2.210.0070.01016.32
7.2.200.0120.00616.42
7.2.190.0120.00916.33
7.2.180.0090.00916.41
7.2.170.0160.00616.30
7.2.160.0070.01016.20
7.2.150.0040.01516.27
7.2.140.0100.00716.41
7.2.130.0070.01116.17
7.2.120.0070.01416.36
7.2.110.0140.00316.16
7.2.100.0120.00616.26
7.2.90.0100.00716.35
7.2.80.0090.00916.36
7.2.70.0090.00916.34
7.2.60.0530.00316.09
7.2.50.0100.00716.07
7.2.40.0070.01116.53
7.2.30.0030.01316.27
7.2.20.0140.00716.54
7.2.10.0070.01616.36
7.2.00.0150.00616.43

preferences:
30.55 ms | 403 KiB | 5 Q