3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r( array("a" => "b") + array ("a" => "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)
8.3.70.0090.00616.50
8.3.60.0100.01016.38
8.3.50.0120.00516.54
8.3.40.0000.01618.43
8.3.30.0070.00718.40
8.3.20.0040.00420.04
8.3.10.0050.00323.70
8.3.00.0060.00320.94
8.2.180.0100.01018.26
8.2.170.0030.01422.96
8.2.160.0070.00722.13
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00022.26
8.2.120.0070.00026.35
8.2.110.0040.00420.46
8.2.100.0090.00317.72
8.2.90.0040.00419.14
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0060.00317.68
8.2.50.0000.00818.10
8.2.40.0040.00420.42
8.2.30.0050.00220.79
8.2.20.0000.00717.80
8.2.10.0000.00717.80
8.2.00.0040.00417.86
8.1.280.0070.00725.92
8.1.270.0070.00023.99
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0060.00321.96
8.1.230.0060.00620.88
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.36
8.1.190.0080.00017.10
8.1.180.0000.00818.10
8.1.170.0040.00418.57
8.1.160.0000.00818.93
8.1.150.0080.00018.66
8.1.140.0060.00319.48
8.1.130.0000.00718.75
8.1.120.0030.00617.33
8.1.110.0000.00817.29
8.1.100.0040.00417.21
8.1.90.0040.00417.18
8.1.80.0030.00517.22
8.1.70.0030.00317.30
8.1.60.0040.00417.41
8.1.50.0040.00417.28
8.1.40.0040.00417.27
8.1.30.0070.00017.34
8.1.20.0040.00417.55
8.1.10.0040.00417.43
8.1.00.0000.00817.18
8.0.300.0080.00019.89
8.0.290.0000.00716.63
8.0.280.0030.00318.30
8.0.270.0030.00516.97
8.0.260.0000.00816.73
8.0.250.0000.00716.88
8.0.240.0030.00616.76
8.0.230.0030.00516.89
8.0.220.0030.00316.85
8.0.210.0040.00416.67
8.0.200.0060.00016.75
8.0.190.0030.00616.85
8.0.180.0070.00316.80
8.0.170.0030.00316.72
8.0.160.0000.00816.80
8.0.150.0000.00716.81
8.0.140.0050.00216.81
8.0.130.0050.00313.21
8.0.120.0040.00416.79
8.0.110.0040.00416.73
8.0.100.0000.00716.65
8.0.90.0000.00716.79
8.0.80.0080.00816.77
8.0.70.0000.00716.76
8.0.60.0000.00816.77
8.0.50.0080.00016.75
8.0.30.0130.00517.01
8.0.20.0170.00917.40
8.0.10.0030.00316.89
8.0.00.0090.01016.40
7.4.330.0050.00015.55
7.4.320.0030.00316.37
7.4.300.0070.00016.35
7.4.290.0030.00816.43
7.4.280.0040.00416.35
7.4.270.0050.00316.30
7.4.260.0000.00616.34
7.4.250.0050.00216.32
7.4.240.0050.00216.32
7.4.230.0000.00716.48
7.4.220.0130.01316.43
7.4.210.0110.00716.48
7.4.200.0000.00716.44
7.4.160.0100.00516.23
7.4.150.0100.00717.40
7.4.140.0140.00817.86
7.4.130.0030.01616.31
7.4.120.0130.00816.39
7.4.110.0090.00916.24
7.4.100.0130.00716.51
7.4.90.0060.01216.48
7.4.80.0100.00919.39
7.4.70.0060.00916.37
7.4.60.0060.01016.25
7.4.50.0100.00016.39
7.4.40.0080.01016.22
7.4.30.0120.00416.35
7.4.10.0120.00714.90
7.4.00.0070.00914.74
7.3.330.0030.00312.96
7.3.320.0050.00013.04
7.3.310.0000.00716.01
7.3.300.0070.00016.03
7.3.290.0070.00016.16
7.3.280.0080.00916.11
7.3.270.0090.00917.40
7.3.260.0070.01016.16
7.3.250.0150.00616.19
7.3.240.0160.00616.19
7.3.230.0120.00416.36
7.3.210.0110.00716.34
7.3.200.0130.00316.27
7.3.190.0120.00316.36
7.3.180.0100.00716.30
7.3.170.0080.00816.39
7.3.160.0030.01316.35
7.3.130.0070.01014.46
7.3.120.0080.00815.45
7.3.110.0080.00715.41
7.3.100.0060.00715.43
7.3.90.0050.00915.45
7.3.80.0040.00815.52
7.3.70.0050.00815.47
7.3.60.0020.01015.49
7.3.50.0030.01015.46
7.3.40.0070.00815.50
7.3.30.0070.00715.38
7.3.20.0090.00316.70
7.3.10.0100.00316.72
7.3.00.0090.00516.79
7.2.330.0110.01116.36
7.2.320.0100.01316.31
7.2.310.0120.00916.32
7.2.300.0080.00816.55
7.2.290.0110.00516.48
7.2.260.0050.01214.88
7.2.250.0070.01014.86
7.2.240.0050.00815.50
7.2.230.0080.00815.65
7.2.220.0060.00915.52
7.2.210.0070.00515.56
7.2.200.0030.01215.61
7.2.190.0030.01215.64
7.2.180.0060.00615.53
7.2.170.0040.01015.49
7.2.160.0030.01215.53
7.2.150.0070.00916.79
7.2.140.0100.00416.91
7.2.130.0080.00716.95
7.2.120.0050.00816.75
7.2.110.0060.00916.85
7.2.100.0030.01116.90
7.2.90.0070.00916.88
7.2.80.0060.01016.75
7.2.70.0070.00716.87
7.2.60.0070.00616.77
7.2.50.0050.01016.89
7.2.40.0050.00916.83
7.2.30.0030.01016.94
7.2.20.0070.00716.85
7.2.10.0060.00916.83
7.2.00.0030.00917.44
7.1.330.0030.01016.14
7.1.320.0060.00816.16
7.1.310.0060.00815.95
7.1.300.0070.00716.14
7.1.290.0050.00716.11
7.1.280.0040.00816.09
7.1.270.0110.00316.07
7.1.260.0060.00616.11
7.1.250.0020.01116.09
7.1.240.0060.00615.75
7.1.230.0060.00515.62
7.1.220.0050.00815.53
7.1.210.0040.00915.57
7.1.200.0080.00415.55
7.1.190.0070.00715.48
7.1.180.0040.00815.74
7.1.170.0060.00615.61
7.1.160.0050.00715.72
7.1.150.0020.00915.56
7.1.140.0050.01015.75
7.1.130.0070.00615.68
7.1.120.0020.01215.58
7.1.110.0060.00615.67
7.1.100.0040.00716.31
7.1.90.0020.01215.49
7.1.80.0060.00615.64
7.1.70.0010.01016.05
7.1.60.0200.01121.59
7.1.50.0200.01321.38
7.1.40.0180.01021.29
7.1.30.0220.00821.19
7.1.20.0200.00821.31
7.1.10.0070.01015.25
7.1.00.0160.00715.42
7.0.330.0070.00315.27
7.0.320.0050.00815.08
7.0.310.0060.00815.22
7.0.300.0020.01015.09
7.0.290.0050.00715.31
7.0.280.0040.00715.21
7.0.270.0040.00915.06
7.0.260.0050.00515.32
7.0.250.0060.00615.34
7.0.240.0080.00515.27
7.0.230.0070.00615.32
7.0.220.0040.00915.28
7.0.210.0080.00515.36
7.0.200.0210.01215.03
7.0.190.0170.00815.06
7.0.180.0340.00914.91
7.0.170.0140.00914.83
7.0.160.0230.00914.89
7.0.150.0190.01114.83
7.0.140.0180.00514.94
7.0.130.0230.00815.04
7.0.120.0120.01114.90
7.0.110.0150.01015.00
7.0.100.0160.00614.86
7.0.90.0120.00914.94
7.0.80.0150.00814.92
7.0.70.0170.00414.94
7.0.60.0170.00914.97
7.0.50.0150.00915.06
7.0.40.0160.00813.71
7.0.30.0200.00313.68
7.0.20.0170.00613.65
7.0.10.0170.00813.61
7.0.00.0200.00613.61
5.6.400.0060.00514.36
5.6.390.0080.00614.24
5.6.380.0060.00914.31
5.6.370.0050.00814.34
5.6.360.0020.01314.18
5.6.350.0060.00814.30
5.6.340.0080.00714.19
5.6.330.0040.00914.16
5.6.320.0060.00514.29
5.6.310.0060.00414.12
5.6.300.0020.00913.95
5.6.290.0040.00614.34
5.6.280.0060.00413.97
5.6.270.0030.01014.37
5.6.260.0050.00714.09
5.6.250.0050.00913.95
5.6.240.0010.01014.13
5.6.230.0080.00314.34
5.6.220.0050.00814.09
5.6.210.0070.00614.09
5.6.200.0080.00514.09
5.6.190.0050.00814.09
5.6.180.0000.00914.15
5.6.170.0070.00114.13
5.6.160.0080.00514.20
5.6.150.0050.00514.05
5.6.140.0050.00614.24
5.6.130.0050.00514.08
5.6.120.0030.00914.34
5.6.110.0110.00214.32
5.6.100.0050.00714.09
5.6.90.0080.00414.22
5.6.80.0020.00914.15
5.6.70.0070.00914.07
5.6.60.0020.00714.04
5.6.50.0030.01014.06
5.6.40.0040.00614.25
5.6.30.0030.00814.12
5.6.20.0030.00814.17
5.6.10.0060.00414.21
5.6.00.0040.00714.19

preferences:
90.43 ms | 401 KiB | 5 Q