3v4l.org

run code in 300+ PHP versions simultaneously
<?php $response = array("a"=>"b"); var_export($response,true);

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)
8.3.60.0120.00316.50
8.3.50.0070.01420.94
8.3.40.0070.00718.73
8.3.30.0100.00319.02
8.3.20.0060.00320.09
8.3.10.0070.00021.78
8.3.00.0000.01017.21
8.2.180.0140.00718.16
8.2.170.0100.00322.96
8.2.160.0100.00320.38
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0080.00026.16
8.2.120.0070.00319.09
8.2.110.0030.00619.21
8.2.100.0040.00717.63
8.2.90.0060.00319.18
8.2.80.0030.00517.97
8.2.70.0000.00817.38
8.2.60.0040.00417.90
8.2.50.0040.00418.07
8.2.40.0040.00419.94
8.2.30.0000.00717.98
8.2.20.0060.00317.56
8.2.10.0040.00417.92
8.2.00.0040.00417.49
8.1.280.0100.01025.92
8.1.270.0120.00320.38
8.1.260.0020.00526.35
8.1.250.0070.00028.09
8.1.240.0000.00922.14
8.1.230.0040.00817.66
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.13
8.1.190.0040.00417.11
8.1.180.0000.00718.10
8.1.170.0000.00820.02
8.1.160.0000.00721.85
8.1.150.0000.00818.84
8.1.140.0040.00417.38
8.1.130.0000.00717.76
8.1.120.0040.00417.37
8.1.110.0000.00717.33
8.1.100.0040.00417.38
8.1.90.0000.00717.35
8.1.80.0040.00417.40
8.1.70.0030.00317.38
8.1.60.0030.00517.45
8.1.50.0060.00317.48
8.1.40.0000.00717.40
8.1.30.0040.00417.59
8.1.20.0030.00517.53
8.1.10.0040.00417.38
8.1.00.0040.00817.36
8.0.300.0070.00018.77
8.0.290.0000.00716.58
8.0.280.0040.00418.35
8.0.270.0040.00417.18
8.0.260.0030.00317.18
8.0.250.0030.00316.77
8.0.240.0070.00016.80
8.0.230.0000.00716.78
8.0.220.0030.00316.76
8.0.210.0030.00316.83
8.0.200.0000.00616.87
8.0.190.0000.00816.75
8.0.180.0030.00316.84
8.0.170.0040.00416.72
8.0.160.0000.00716.78
8.0.150.0030.00916.70
8.0.140.0000.00716.77
8.0.130.0060.00013.23
8.0.120.0000.01016.80
8.0.110.0070.00016.82
8.0.100.0050.00216.81
8.0.90.0000.00716.71
8.0.80.0060.01616.82
8.0.70.0040.00416.68
8.0.60.0040.00416.76
8.0.50.0080.00016.76
8.0.30.0120.01016.97
8.0.20.0080.01117.40
8.0.10.0040.00416.80
8.0.00.0070.01016.50
7.4.330.0040.00415.03
7.4.320.0000.00616.45
7.4.300.0060.00016.47
7.4.290.0000.00716.54
7.4.280.0080.00016.56
7.4.270.0040.00416.29
7.4.260.0000.00716.50
7.4.250.0090.00016.37
7.4.240.0030.00416.49
7.4.230.0050.00216.31
7.4.220.0030.01916.34
7.4.210.0100.00816.37
7.4.200.0070.00016.36
7.4.160.0090.00916.35
7.4.150.0060.01117.40
7.4.140.0090.00917.86
7.4.130.0110.00616.36
7.4.120.0080.01016.33
7.4.110.0070.01016.22
7.4.100.0100.00716.59
7.4.90.0100.01016.42
7.4.80.0110.00419.39
7.4.70.0130.00316.49
7.4.60.0090.00916.35
7.4.50.0000.00716.17
7.4.40.0090.00816.27
7.4.30.0100.00716.37
7.4.00.0120.00514.86
7.3.330.0030.00312.96
7.3.320.0060.01112.91
7.3.310.0000.00716.10
7.3.300.0060.00016.14
7.3.290.0000.00716.11
7.3.280.0090.00816.12
7.3.270.0000.01617.40
7.3.260.0070.01016.43
7.3.250.0120.00716.11
7.3.240.0150.00016.36
7.3.230.0030.01316.39
7.3.210.0040.01216.14
7.3.200.0110.00719.39
7.3.190.0120.00516.54
7.3.180.0130.00816.39
7.3.170.0070.01016.27
7.3.160.0100.00616.25
7.3.120.0090.00914.86
7.3.110.0100.00614.60
7.3.100.0110.00414.45
7.3.90.0080.01114.71
7.3.80.0070.01114.72
7.3.70.0090.00914.44
7.3.60.0090.00614.39
7.3.50.0000.01314.80
7.3.40.0090.00314.53
7.3.30.0030.01214.44
7.3.20.0070.01016.63
7.3.10.0030.00616.52
7.3.00.0030.01016.55
7.2.330.0130.00316.26
7.2.320.0060.01216.35
7.2.310.0100.00716.23
7.2.300.0060.01016.48
7.2.290.0100.01316.54
7.2.250.0060.01314.86
7.2.240.0030.01315.00
7.2.230.0100.01014.80
7.2.220.0060.00615.02
7.2.210.0040.01514.68
7.2.200.0060.01314.95
7.2.190.0060.00914.93
7.2.180.0080.00814.70
7.2.170.0090.00414.74
7.2.00.0030.00918.86
7.1.330.0070.00715.41
7.1.320.0060.00615.89
7.1.310.0060.00615.80
7.1.300.0060.00615.60
7.1.290.0040.00815.91
7.1.280.0040.01115.75
7.1.270.0090.00615.76
7.1.260.0090.00015.78
7.1.200.0000.01315.75
7.1.100.0080.00018.07
7.1.70.0080.00017.09
7.1.60.0110.01419.50
7.1.50.0190.00616.84
7.1.00.0030.07322.45
7.0.200.0580.00314.54
7.0.140.0070.04722.02
7.0.60.0030.05719.81
7.0.50.0030.04317.83
7.0.40.0100.05720.04
7.0.30.0600.06720.30
7.0.20.0270.07320.09
7.0.10.0330.06720.31
7.0.00.0100.04320.13
5.6.280.0070.07020.89
5.6.210.0030.04020.61
5.6.200.0000.09018.18
5.6.190.0070.04320.57
5.6.180.0370.07020.74
5.6.170.0400.06020.62
5.6.160.0070.06320.40
5.6.150.0000.04718.13
5.6.140.0100.05018.09
5.6.130.0100.07018.21
5.6.120.0070.08020.97
5.6.110.0100.07321.01
5.6.100.0100.06720.95
5.6.90.0070.08021.09
5.6.80.0100.08720.50
5.6.70.0270.07320.50
5.5.350.0200.06720.43
5.5.340.0130.05017.92
5.5.330.0070.05320.16
5.5.320.0100.04320.13
5.5.310.0270.03320.16
5.5.300.0130.06318.01
5.5.290.0000.04318.02
5.5.280.0070.04320.87
5.5.270.0000.04720.86
5.5.260.0100.08020.72
5.5.250.0000.07720.68
5.5.240.0100.07020.25
5.4.450.0170.07719.46
5.4.440.0130.07319.57
5.4.430.0200.06719.20
5.4.420.0200.04019.13
5.4.410.0200.05719.36
5.4.400.0170.04318.94
5.4.390.0100.05019.15
5.4.380.0130.05719.16
5.4.370.0170.03718.91
5.4.360.0270.05319.06
5.4.350.0200.05319.08
5.4.340.0170.08019.12
5.4.320.0100.06019.24
5.4.310.0270.07019.13
5.4.300.0170.06019.08
5.4.290.0170.07719.04
5.4.280.0270.04318.91
5.4.270.0270.07019.13
5.4.260.0170.05719.24
5.4.250.0270.06319.23
5.4.240.0200.07019.05
5.4.230.0200.07019.22
5.4.220.0230.07319.11
5.4.210.0270.07019.11
5.4.200.0270.06719.05
5.4.190.0230.06318.79
5.4.180.0230.05319.11
5.4.170.0170.03719.05
5.4.160.0230.07318.88
5.4.150.0270.04319.22
5.4.140.0200.07016.43
5.4.130.0170.04316.16
5.4.120.0200.03716.26
5.4.110.0230.07316.44
5.4.100.0170.04016.21
5.4.90.0170.04316.23
5.4.80.0470.04016.37
5.4.70.0130.07316.46
5.4.60.0330.02716.44
5.4.50.0270.06716.41
5.4.40.0170.03716.04
5.4.30.0230.03716.36
5.4.20.0130.05016.36
5.4.10.0170.03316.36
5.4.00.0230.04015.61
5.3.290.0270.06714.61
5.3.280.0300.07014.45
5.3.270.0270.04314.46
5.3.260.0100.04314.70
5.3.250.0200.04714.55
5.3.240.0230.04714.55
5.3.230.0170.04014.54
5.3.220.0200.05014.52
5.3.210.0130.04714.52
5.3.200.0070.04314.40
5.3.190.0230.03014.54
5.3.180.0200.06314.41
5.3.170.0200.04314.43
5.3.160.0230.04014.50
5.3.150.0200.04014.50
5.3.140.0230.07014.60
5.3.130.0270.03314.42
5.3.120.0230.06014.38
5.3.110.0270.06314.51
5.3.100.0200.07014.13
5.3.90.0130.06314.04
5.3.80.0200.04314.11
5.3.70.0200.07314.04
5.3.60.0230.03014.04
5.3.50.0100.04014.04
5.3.40.0170.07314.04
5.3.30.0170.03314.04
5.3.20.0130.05714.04
5.3.10.0200.04314.04
5.3.00.0200.03314.04
5.2.170.0230.03014.04
5.2.160.0130.03014.04
5.2.150.0130.06314.04
5.2.140.0100.04714.04
5.2.130.0200.02314.04
5.2.120.0100.03014.04
5.2.110.0230.05014.04
5.2.100.0170.03714.04
5.2.90.0130.05714.04
5.2.80.0130.06014.04
5.2.70.0200.03714.04
5.2.60.0130.03714.04
5.2.50.0200.05314.04
5.2.40.0130.04314.04
5.2.30.0170.03314.04
5.2.20.0100.07014.04
5.2.10.0170.04714.04
5.2.00.0070.03314.04
5.1.60.0130.02014.04
5.1.50.0030.03014.04
5.1.40.0130.05014.04
5.1.30.0170.02714.04
5.1.20.0100.04714.04
5.1.10.0100.02714.04
5.1.00.0130.05014.04
5.0.50.0100.04014.04
5.0.40.0100.03314.04
5.0.30.0030.04314.04
5.0.20.0070.03714.04
5.0.10.0070.02014.04
5.0.00.0030.04314.04
4.4.90.0030.01714.04
4.4.80.0000.02014.04
4.4.70.0070.01314.04
4.4.60.0070.01714.04
4.4.50.0030.01314.04
4.4.40.0070.02314.04
4.4.30.0130.01714.04
4.4.20.0030.02014.04
4.4.10.0070.01314.04
4.4.00.0070.02314.04
4.3.110.0000.04014.04
4.3.100.0070.03014.04
4.3.90.0100.01314.04
4.3.80.0070.02714.04
4.3.70.0070.01314.04
4.3.60.0100.03314.04
4.3.50.0100.02314.04
4.3.40.0070.03014.04
4.3.30.0030.03714.04
4.3.20.0030.03714.04
4.3.10.0030.03314.04
4.3.00.0030.03314.04

preferences:
43.68 ms | 401 KiB | 5 Q