3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ 'id' => false, 'changed' => false ]; $arr2 = [ 'link' => '', 'result' => true, ]; print_r($arr); $arr = array_merge($arr, $arr2); print_r($arr);

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)
8.3.60.0070.01416.50
8.3.50.0090.00616.11
8.3.40.0070.01418.48
8.3.30.0130.00318.64
8.3.20.0040.00420.25
8.3.10.0000.00723.66
8.3.00.0000.00823.73
8.2.180.0140.00716.63
8.2.170.0150.00622.96
8.2.160.0070.00720.47
8.2.150.0000.00725.66
8.2.140.0030.00624.66
8.2.130.0040.00420.35
8.2.120.0040.00426.35
8.2.110.0080.00020.57
8.2.100.0000.01117.78
8.2.90.0050.00319.27
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0030.00617.93
8.2.50.0040.00418.10
8.2.40.0030.00522.27
8.2.30.0040.00420.85
8.2.20.0040.00417.91
8.2.10.0040.00418.05
8.2.00.0000.00718.09
8.1.280.0070.00725.92
8.1.270.0000.00723.83
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0070.00323.57
8.1.230.0110.00020.87
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.25
8.1.190.0040.00417.53
8.1.180.0090.00018.10
8.1.170.0030.00518.66
8.1.160.0070.00018.77
8.1.150.0000.00718.80
8.1.140.0000.00717.61
8.1.130.0030.00619.09
8.1.120.0000.00717.28
8.1.110.0040.00417.33
8.1.100.0000.00717.41
8.1.90.0040.00417.36
8.1.80.0070.00017.43
8.1.70.0030.00317.30
8.1.60.0000.00817.52
8.1.50.0050.00317.43
8.1.40.0040.00417.40
8.1.30.0080.00017.61
8.1.20.0040.00417.60
8.1.10.0080.00017.46
8.1.00.0000.00817.23
8.0.300.0020.00518.77
8.0.290.0080.00016.75
8.0.280.0000.00818.28
8.0.270.0030.00317.18
8.0.260.0030.00318.99
8.0.250.0030.00316.94
8.0.240.0030.00316.85
8.0.230.0030.00316.76
8.0.220.0030.00316.84
8.0.210.0000.00716.78
8.0.200.0040.00416.76
8.0.190.0040.00416.86
8.0.180.0000.00816.75
8.0.170.0040.00416.82
8.0.160.0070.00016.83
8.0.150.0040.00416.82
8.0.140.0000.00716.77
8.0.130.0000.00513.16
8.0.120.0000.00716.76
8.0.110.0000.00716.84
8.0.100.0040.00416.68
8.0.90.0040.00416.93
8.0.80.0100.00716.81
8.0.70.0040.00416.59
8.0.60.0000.00716.71
8.0.50.0000.00716.64
8.0.30.0120.00716.96
8.0.20.0110.01017.40
8.0.10.0000.00816.82
8.0.00.0110.00716.65
7.4.330.0020.00216.58
7.4.320.0000.00616.54
7.4.300.0020.00516.41
7.4.290.0000.00716.33
7.4.280.0050.00516.38
7.4.270.0060.00016.56
7.4.260.0030.00316.45
7.4.250.0040.00416.39
7.4.240.0000.00716.53
7.4.230.0000.00716.32
7.4.220.0060.01216.39
7.4.210.0100.00716.50
7.4.200.0070.00016.61
7.4.160.0140.00516.46
7.4.150.0090.00917.40
7.4.140.0110.00917.86
7.4.130.0120.00616.43
7.4.120.0110.00816.40
7.4.110.0110.00716.52
7.4.100.0090.00616.46
7.4.90.0150.00616.41
7.4.80.0110.01119.39
7.4.70.0100.01016.56
7.4.60.0020.01516.20
7.4.50.0080.00816.20
7.4.40.0150.00316.29
7.4.30.0110.00516.34
7.4.00.0080.00814.77
7.3.330.0000.00512.92
7.3.320.0030.00312.88
7.3.310.0000.00616.13
7.3.300.0030.00316.06
7.3.290.0100.00516.12
7.3.280.0080.00816.12
7.3.270.0180.00017.40
7.3.260.0090.00916.17
7.3.250.0090.00916.25
7.3.240.0130.00316.33
7.3.230.0110.00716.03
7.3.210.0100.00616.23
7.3.200.0090.00916.39
7.3.190.0100.00516.39
7.3.180.0070.01016.20
7.3.170.0120.00316.13
7.3.160.0060.00916.17
7.3.10.0000.01216.30
7.3.00.0090.00316.32
7.2.330.0130.00316.57
7.2.320.0030.01216.45
7.2.310.0160.00616.48
7.2.300.0160.00716.56
7.2.290.0110.01316.54
7.2.130.0030.00916.81
7.2.120.0080.00816.89
7.2.110.0070.01016.85
7.2.100.0090.00616.39
7.2.90.0000.01016.91
7.2.80.0030.00916.71
7.2.70.0130.00016.82
7.2.60.0030.00916.69
7.2.50.0070.00716.61
7.2.40.0000.01216.63
7.2.30.0070.00716.70
7.2.20.0090.00616.54
7.2.10.0040.00816.74
7.2.00.0060.01016.86
7.1.250.0100.00315.48
7.1.200.0060.00615.59
7.1.110.0090.00418.12
7.1.100.0060.01118.07
7.1.90.0030.01318.30
7.1.80.0030.01318.38
7.1.70.0060.00617.07
7.1.60.0130.01034.70
7.1.50.0100.01634.85
7.1.40.0120.01334.03
7.1.30.0160.01034.49
7.1.20.0120.01234.31
7.1.10.0030.01016.55
7.1.00.0030.00916.50
7.0.250.0000.01517.67
7.0.240.0060.00617.79
7.0.230.0030.01217.41
7.0.220.0060.00917.48
7.0.210.0040.00716.48
7.0.200.0060.00616.37
7.0.190.0030.01016.35
7.0.180.0000.01216.08
7.0.170.0060.00616.14
7.0.160.0050.00816.01
7.0.150.0100.00316.28
7.0.140.0030.00916.34
7.0.130.0070.00716.43
7.0.120.0000.01316.35
7.0.110.0070.00715.98
7.0.100.0060.01215.98
7.0.90.0000.01316.14
7.0.80.0000.01616.32
7.0.70.0000.01316.09
7.0.60.0030.01316.04
7.0.50.0070.00716.26
7.0.40.0060.00616.42
7.0.30.0030.01016.46
7.0.20.0060.00616.36
7.0.10.0000.01416.26
7.0.00.0000.01516.12

preferences:
61.98 ms | 400 KiB | 5 Q