3v4l.org

run code in 300+ PHP versions simultaneously
<?php function r(&$a) { $a['a'] = 123; $a['b'] = 456; } $a = [ 'a' => 'AAAA', 'c' => 789, ]; var_dump(r($a));

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)
8.3.60.0070.00718.29
8.3.50.0040.01118.18
8.3.40.0090.00618.56
8.3.30.0110.00418.63
8.3.20.0040.00419.04
8.3.10.0000.00721.78
8.3.00.0080.00020.54
8.2.180.0070.01418.30
8.2.170.0040.01122.96
8.2.160.0070.00722.13
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00519.77
8.2.120.0080.00026.35
8.2.110.0040.00419.30
8.2.100.0090.00617.77
8.2.90.0030.00617.75
8.2.80.0050.00317.97
8.2.70.0000.00818.00
8.2.60.0000.00818.22
8.2.50.0030.00518.10
8.2.40.0000.00719.29
8.2.30.0030.00419.05
8.2.20.0050.00217.98
8.2.10.0000.00817.93
8.2.00.0030.00517.63
8.1.280.0070.01025.92
8.1.270.0000.00818.87
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00622.01
8.1.230.0110.00022.12
8.1.220.0000.00817.79
8.1.210.0050.00318.77
8.1.200.0000.00917.35
8.1.190.0090.00017.23
8.1.180.0040.00418.10
8.1.170.0050.00318.43
8.1.160.0040.00418.80
8.1.150.0050.00218.81
8.1.140.0000.00722.13
8.1.130.0000.00721.96
8.1.120.0050.00317.29
8.1.110.0000.00717.41
8.1.100.0070.00017.37
8.1.90.0040.00417.41
8.1.80.0000.00817.41
8.1.70.0000.00817.36
8.1.60.0040.00417.63
8.1.50.0040.00417.46
8.1.40.0040.00417.41
8.1.30.0040.00417.58
8.1.20.0030.00517.69
8.1.10.0070.00017.50
8.1.00.0070.00317.45
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0030.00318.37
8.0.270.0000.00717.19
8.0.260.0040.00418.31
8.0.250.0000.00616.83
8.0.240.0000.00716.89
8.0.230.0100.00016.89
8.0.220.0040.00416.77
8.0.210.0040.00416.77
8.0.200.0030.00316.80
8.0.190.0030.00616.82
8.0.180.0070.00016.73
8.0.170.0060.00316.75
8.0.160.0040.00416.80
8.0.150.0030.00316.77
8.0.140.0040.00416.83
8.0.130.0000.00613.23
8.0.120.0000.00816.82
8.0.110.0060.00316.72
8.0.100.0070.00016.71
8.0.90.0070.00016.80
8.0.80.0070.01116.80
8.0.70.0040.00416.72
8.0.60.0070.00016.89
8.0.50.0040.00416.73
8.0.30.0100.01116.93
8.0.20.0080.01117.40
8.0.10.0000.00816.84
8.0.00.0100.00816.62
7.4.330.0000.00515.55
7.4.320.0000.00616.43
7.4.300.0000.00716.51
7.4.290.0030.00316.52
7.4.280.0030.00616.48
7.4.270.0070.00016.57
7.4.260.0000.00816.60
7.4.250.0030.00316.48
7.4.240.0000.00716.54
7.4.230.0000.00616.61
7.4.220.0040.00416.62
7.4.210.0030.01116.62
7.4.200.0030.00316.38
7.4.160.0100.01016.48
7.4.140.0100.00717.86
7.4.130.0160.00316.58
7.4.120.0110.00916.44
7.4.110.0130.01016.50
7.4.100.0090.00616.37
7.4.90.0130.00316.41
7.4.80.0130.00319.39
7.4.70.0070.01016.49
7.4.60.0090.00916.42
7.4.50.0080.00816.16
7.4.40.0100.00716.52
7.4.10.0050.01314.95
7.4.00.0070.00814.93
7.3.330.0050.00013.13
7.3.320.0050.00013.32
7.3.310.0040.00416.30
7.3.300.0070.00016.31
7.3.290.0000.00716.16
7.3.280.0060.00816.32
7.3.260.0100.01016.53
7.3.240.0110.00816.61
7.3.230.0110.01116.64
7.3.210.0030.01416.23
7.3.200.0100.00616.20
7.3.190.0060.01116.23
7.3.180.0130.00316.38
7.3.170.0110.01116.64
7.3.160.0120.00316.44
7.3.130.0030.01414.84
7.3.120.0060.01114.90
7.3.110.0050.01414.68
7.3.100.0050.00614.70
7.3.90.0070.01114.78
7.3.80.0090.00514.67
7.3.70.0070.00714.59
7.3.60.0030.01014.56
7.3.50.0050.00814.76
7.3.40.0060.00614.69
7.3.30.0090.00614.67
7.3.20.0010.01416.61
7.3.10.0070.00616.33
7.3.00.0070.00816.71
7.2.330.0040.01216.34
7.2.320.0150.00416.42
7.2.310.0100.01016.33
7.2.300.0000.01616.29
7.2.290.0190.00016.67
7.2.260.0100.00814.91
7.2.250.0100.00714.73
7.2.240.0040.01214.95
7.2.230.0080.00814.84
7.2.220.0080.00714.84
7.2.210.0030.00814.76
7.2.200.0060.00914.87
7.2.190.0040.01014.75
7.2.180.0060.00614.93
7.2.170.0110.00314.71
7.2.160.0070.00614.95
7.2.150.0040.00816.90
7.2.140.0060.00916.79
7.2.130.0050.00916.64
7.2.120.0050.01016.68
7.2.110.0100.00716.25
7.2.100.0090.00616.24
7.2.90.0110.00816.22
7.2.80.0110.00716.32
7.2.70.0080.00816.44
7.2.60.0070.01116.37
7.2.50.0100.00816.40
7.2.40.0080.00916.32
7.2.30.0100.00816.32
7.2.20.0130.00416.29
7.2.10.0110.00716.36
7.2.00.0110.00716.43
7.1.330.0060.01115.81
7.1.320.0060.00915.91
7.1.310.0060.00715.86
7.1.300.0020.00915.77
7.1.290.0030.00815.84
7.1.280.0090.00315.72
7.1.270.0060.00715.68
7.1.260.0070.00815.74
7.1.250.0060.00815.77
7.1.240.0040.00715.68
7.1.230.0100.00715.09
7.1.220.0120.00714.99
7.1.210.0110.00715.20
7.1.200.0150.00715.19
7.1.190.0400.00414.96
7.1.180.0120.00615.11
7.1.170.0150.00615.00
7.1.160.0110.00615.13
7.1.150.0120.00415.01
7.1.140.0120.00615.17
7.1.130.0120.00715.17
7.1.120.0120.00815.07
7.1.110.0130.00715.08
7.1.100.0210.00415.04
7.1.90.0150.00815.04
7.1.80.0160.00515.08
7.1.70.0100.00915.09
7.1.60.0200.00721.19
7.1.50.0160.01021.20
7.1.40.0170.00921.01
7.1.30.0170.01021.10
7.1.20.0190.00320.95
7.1.10.0150.00515.08
7.1.00.0160.00715.12
7.0.330.0040.00715.31
7.0.320.0050.00515.20
7.0.310.0090.00515.21
7.0.300.0070.01015.34
7.0.290.0090.00715.41
7.0.280.0040.00715.05
7.0.270.0070.00515.40
7.0.260.0040.00915.42
7.0.250.0030.00615.28
7.0.240.0050.01215.35
7.0.230.0030.00815.39
7.0.220.0080.00315.40
7.0.210.0070.00515.52
7.0.200.0050.00815.25
7.0.190.0050.00715.45
7.0.180.0060.00815.33
7.0.170.0060.00815.28
7.0.160.0050.00715.39
7.0.150.0050.00815.43
7.0.140.0050.00715.52
7.0.130.0070.00515.35
7.0.120.0000.01015.36
7.0.110.0060.00615.48
7.0.100.0050.00915.25
7.0.90.0060.00215.42
7.0.80.0050.00615.39
7.0.70.0060.00715.38
7.0.60.0070.00615.24
7.0.50.0050.00615.57
7.0.40.0040.00913.30
7.0.30.0030.00713.32
7.0.20.0040.00713.54
7.0.10.0020.00913.13
7.0.00.0030.00813.41
5.6.400.0080.00614.48
5.6.390.0020.01314.14
5.6.380.0060.00814.17
5.6.370.0030.00914.41
5.6.360.0100.00614.46
5.6.350.0020.01114.34
5.6.340.0060.00614.19
5.6.330.0030.00514.35
5.6.320.0090.00314.38
5.6.310.0030.01014.53
5.6.300.0070.01014.42
5.6.290.0050.00714.50
5.6.280.0050.00714.37
5.6.270.0030.01214.45
5.6.260.0050.01014.38
5.6.250.0030.00714.31
5.6.240.0030.00714.40
5.6.230.0040.00814.27
5.6.220.0090.00514.23
5.6.210.0080.00514.34
5.6.200.0020.00814.40
5.6.190.0020.01114.39
5.6.180.0060.00514.33
5.6.170.0050.00814.14
5.6.160.0080.00514.29
5.6.150.0060.00614.35
5.6.140.0070.00414.23
5.6.130.0050.00814.29
5.6.120.0040.00714.29
5.6.110.0030.00814.38
5.6.100.0030.01014.45
5.6.90.0070.01014.38
5.6.80.0010.01014.09
5.6.70.0110.00414.21
5.6.60.0050.01114.27
5.6.50.0080.00714.48
5.6.40.0080.00514.21
5.6.30.0080.00514.31
5.6.20.0080.00514.21
5.6.10.0070.00614.22
5.6.00.0060.00514.31

preferences:
48.99 ms | 401 KiB | 5 Q