3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_REQUEST = array("first_name" => "John", "foo" => "foo"); $default = array("first_name" => ""); $inputs = array_intersect_key($_REQUEST, $default) + $default; var_dump($inputs);

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)
8.3.40.0070.00718.63
8.3.30.0110.00418.93
8.3.20.0040.00420.04
8.3.10.0040.00422.02
8.3.00.0000.01022.57
8.2.170.0000.01422.96
8.2.160.0070.01019.25
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00019.36
8.2.110.0060.00320.38
8.2.100.0040.00717.72
8.2.90.0070.00019.07
8.2.80.0040.00417.97
8.2.70.0030.00617.38
8.2.60.0090.00018.05
8.2.50.0070.00418.07
8.2.40.0040.00419.82
8.2.30.0030.00518.11
8.2.20.0040.00417.75
8.2.10.0000.00817.68
8.2.00.0000.00717.80
8.1.270.0090.00018.47
8.1.260.0100.00026.35
8.1.250.0050.00328.09
8.1.240.0040.00723.92
8.1.230.0090.00320.86
8.1.220.0000.00817.91
8.1.210.0040.00418.77
8.1.200.0100.00017.22
8.1.190.0000.00817.53
8.1.180.0040.00418.75
8.1.170.0030.00618.59
8.1.160.0000.00722.01
8.1.150.0000.00718.50
8.1.140.0040.00417.50
8.1.130.0000.00717.81
8.1.120.0000.00717.42
8.1.110.0050.00517.45
8.1.100.0000.00817.43
8.1.90.0040.00417.36
8.1.80.0000.00717.46
8.1.70.0040.00417.39
8.1.60.0040.00417.60
8.1.50.0030.00617.53
8.1.40.0000.00817.41
8.1.30.0050.00317.57
8.1.20.0080.00017.68
8.1.10.0000.00717.47
8.1.00.0000.00817.37
8.0.300.0030.00318.77
8.0.290.0050.00317.04
8.0.280.0030.00318.31
8.0.270.0070.00017.21
8.0.260.0000.00616.87
8.0.250.0000.00716.91
8.0.240.0040.00416.91
8.0.230.0000.00817.00
8.0.220.0000.00716.96
8.0.210.0000.00716.84
8.0.200.0060.00016.86
8.0.190.0000.00716.96
8.0.180.0000.00716.87
8.0.170.0070.00016.96
8.0.160.0030.00616.79
8.0.150.0000.00716.91
8.0.140.0000.00716.92
8.0.130.0000.00513.34
8.0.120.0040.00416.92
8.0.110.0050.00216.87
8.0.100.0040.00416.79
8.0.90.0000.00717.06
8.0.80.0040.01116.96
8.0.70.0040.00416.74
8.0.60.0000.00816.97
8.0.50.0050.00316.93
8.0.30.0080.01017.06
8.0.20.0140.00317.40
8.0.10.0040.00417.02
8.0.00.0110.01016.74
7.4.330.0000.00515.00
7.4.320.0000.00716.50
7.4.300.0060.00016.54
7.4.290.0070.00016.51
7.4.280.0000.00716.45
7.4.270.0030.00316.56
7.4.260.0030.00316.37
7.4.250.0000.00716.51
7.4.240.0050.00216.48
7.4.230.0070.00016.38
7.4.220.0120.00616.61
7.4.210.0060.01016.57
7.4.200.0070.00016.33
7.4.190.0030.00316.36
7.4.160.0060.00916.51
7.4.150.0100.00717.40
7.4.140.0070.01017.86
7.4.130.0100.00716.58
7.4.120.0120.00816.37
7.4.110.0130.00316.53
7.4.100.0170.00316.64
7.4.90.0150.00316.48
7.4.80.0080.00819.39
7.4.70.0090.01016.48
7.4.60.0120.00616.55
7.4.50.0080.00016.23
7.4.40.0070.00722.77
7.4.30.0000.02116.54
7.4.10.0150.00414.85
7.4.00.0060.00814.88
7.3.330.0030.00313.13
7.3.320.0030.00312.98
7.3.310.0030.00316.13
7.3.300.0070.00016.18
7.3.290.0070.00716.26
7.3.280.0020.01316.20
7.3.270.0130.01017.40
7.3.260.0070.01016.26
7.3.250.0100.00716.38
7.3.240.0060.01416.50
7.3.230.0160.00316.42
7.3.210.0070.01016.15
7.3.200.0070.01019.39
7.3.190.0190.00316.37
7.3.180.0120.00316.55
7.3.170.0090.01316.51
7.3.160.0080.00816.15
7.3.130.0070.01114.96
7.3.120.0030.01314.74
7.3.110.0100.00714.78
7.3.100.0080.00615.07
7.3.90.0040.01114.92
7.3.80.0000.01914.70
7.3.70.0030.01414.62
7.3.60.0060.00614.80
7.3.50.0120.00314.80
7.3.40.0100.00314.70
7.3.30.0040.00914.80
7.3.20.0040.00816.48
7.3.10.0080.00616.51
7.3.00.0050.00716.71
7.2.330.0120.00616.49
7.2.320.0080.00816.38
7.2.310.0100.00716.38
7.2.300.0030.01716.24
7.2.290.0100.00616.41
7.2.260.0130.00615.13
7.2.250.0160.00414.74
7.2.240.0120.00314.81
7.2.230.0070.00715.13
7.2.220.0070.00414.77
7.2.210.0080.00414.61
7.2.200.0110.00414.91
7.2.190.0030.01015.08
7.2.180.0030.00914.88
7.2.170.0070.00614.73
7.2.160.0030.00615.02
7.2.150.0120.00316.71
7.2.140.0150.00416.98
7.2.130.0070.00816.87
7.2.120.0110.00316.76
7.2.110.0080.00616.75
7.2.100.0080.00916.81
7.2.90.0050.01016.90
7.2.80.0080.00816.87
7.2.70.0060.00816.90
7.2.60.0070.00716.75
7.2.50.0050.01216.67
7.2.40.0030.01316.64
7.2.30.0080.00616.93
7.2.20.0050.00916.74
7.2.10.0080.00616.88
7.2.00.0070.00417.65
7.1.330.0060.00915.91
7.1.320.0000.01415.59
7.1.310.0060.00915.67
7.1.300.0000.01015.93
7.1.290.0060.00315.78
7.1.280.0030.00515.67
7.1.270.0070.00415.70
7.1.260.0030.00515.74
7.1.250.0040.00815.71
7.1.240.0030.00915.80
7.1.230.0090.00615.85
7.1.220.0030.01015.47
7.1.210.0000.01615.79
7.1.200.0070.01015.55
7.1.190.0090.00315.63
7.1.180.0130.00315.71
7.1.170.0090.00615.67
7.1.160.0090.00615.49
7.1.150.0000.01115.55
7.1.140.0000.01515.87
7.1.130.0060.01015.58
7.1.120.0110.00015.95
7.1.110.0030.00515.83
7.1.100.0070.00516.61
7.1.90.0000.01415.78
7.1.80.0040.00715.83
7.1.70.0040.00716.47
7.1.60.0100.00917.86
7.1.50.0000.01616.37
7.1.40.0080.00015.78
7.1.30.0100.00015.78
7.1.20.0040.00715.72
7.1.10.0090.00615.83
7.1.00.0000.02419.01
7.0.330.0030.01015.36
7.0.320.0030.01315.44
7.0.310.0060.01015.27
7.0.300.0140.00015.29
7.0.290.0080.00815.38
7.0.280.0070.00715.47
7.0.270.0000.01715.33
7.0.260.0040.00715.39
7.0.250.0040.00815.42
7.0.240.0070.00715.31
7.0.230.0030.01015.19
7.0.220.0000.00815.22
7.0.210.0040.00815.47
7.0.200.0030.00716.19
7.0.190.0030.00615.25
7.0.180.0030.00915.58
7.0.170.0040.00815.41
7.0.160.0100.00315.07
7.0.150.0000.01515.11
7.0.140.0050.03818.74
7.0.130.0070.00415.29
7.0.120.0090.00615.47
7.0.110.0110.00315.49
7.0.100.0070.00715.41
7.0.90.0050.00315.22
7.0.80.0070.00715.45
7.0.70.0060.00315.55
7.0.60.0080.03817.65
7.0.50.0050.03316.68
7.0.40.0050.03816.87
7.0.30.0230.03516.85
7.0.20.0150.03516.89
7.0.10.0050.04816.89
7.0.00.0110.04116.85
5.6.400.0000.01014.27
5.6.390.0090.00514.36
5.6.380.0070.01014.38
5.6.370.0070.01014.24
5.6.360.0080.00814.18
5.6.350.0040.00414.36
5.6.340.0030.00614.34
5.6.330.0060.01014.36
5.6.320.0060.00914.39
5.6.310.0030.00614.18
5.6.300.0030.01314.48
5.6.290.0000.00814.18
5.6.280.0100.03217.48
5.6.270.0070.00714.33
5.6.260.0000.01014.26
5.6.250.0030.01014.23
5.6.240.0080.00414.28
5.6.230.0120.00414.32
5.6.220.0070.00414.44
5.6.210.0070.04117.47
5.6.200.0050.03516.17
5.6.190.0100.04117.48
5.6.180.0130.04017.38
5.6.170.0180.04017.48
5.6.160.0040.04417.35
5.6.150.0050.02616.31
5.6.140.0070.02216.32
5.6.130.0070.04516.35
5.6.120.0000.02817.59
5.6.110.0020.04917.57
5.6.100.0050.03617.60
5.6.90.0030.04217.56
5.6.80.0080.04417.15
5.6.70.2090.02217.24
5.6.60.0150.00314.47
5.6.50.0060.00614.22
5.6.40.0030.01314.47
5.6.30.0100.00714.39
5.6.20.0040.00413.99
5.6.10.0080.00414.44
5.6.00.0030.00614.34
5.5.380.0000.01014.17
5.5.370.0070.00714.37
5.5.360.0030.01014.41
5.5.350.0150.04617.28
5.5.340.0070.04316.19
5.5.330.0030.02317.30
5.5.320.0190.04117.27
5.5.310.0170.03917.19
5.5.300.0090.02516.04
5.5.290.0040.04616.15
5.5.280.0130.03517.59
5.5.270.0070.04717.52
5.5.260.0080.03517.53
5.5.250.0030.02317.34
5.5.240.0150.02317.19
5.5.230.0090.00614.11
5.5.220.0090.00313.88
5.5.210.0110.00414.26
5.5.200.0030.01613.86
5.5.190.0030.01614.10
5.5.180.0050.00314.05
5.5.170.0040.01114.27
5.5.160.0050.00514.08
5.5.150.0070.00714.14
5.5.140.0000.00814.35
5.5.130.0110.00414.39
5.5.120.0000.00913.98
5.5.110.0060.00614.23
5.5.100.0000.00814.05
5.5.90.0000.01014.24
5.5.80.0060.00914.24
5.5.70.0090.00613.94
5.5.60.0040.00413.97
5.5.50.0030.00614.36
5.5.40.0030.01014.25
5.5.30.0060.00314.12
5.5.20.0060.00313.92
5.5.10.0080.00014.32
5.5.00.0000.01514.39
5.4.450.0410.03216.54
5.4.440.0380.02516.58
5.4.430.0440.03316.58
5.4.420.0520.04316.53
5.4.410.0700.04416.35
5.4.400.0630.03816.13
5.4.390.0670.03016.14
5.4.380.0170.03016.07
5.4.370.0130.02316.15
5.4.360.0120.02516.13
5.4.350.0130.03716.06
5.4.340.0150.03116.11
5.4.330.0030.00313.61
5.4.320.0070.02413.03
5.4.310.0040.02413.03
5.4.300.0070.02113.03
5.4.290.0050.02413.03
5.4.280.0040.02212.98
5.4.270.0090.02112.98
5.4.260.0040.02412.98
5.4.250.0080.03816.24
5.4.240.0080.04016.30
5.4.230.0050.02916.25
5.4.220.0020.03316.25
5.4.210.0030.03116.26
5.4.200.0060.02716.32
5.4.190.0070.04516.16
5.4.180.0050.04216.31
5.4.170.0070.03916.25
5.4.160.0030.03316.29
5.4.150.0080.02816.25
5.4.140.0050.03014.94
5.4.130.0030.03014.92
5.4.120.0100.03014.95
5.4.110.0080.02814.95
5.4.100.0080.03615.06
5.4.90.0030.03514.97
5.4.80.0070.02515.00
5.4.70.0070.02715.04
5.4.60.0060.03015.03
5.4.50.0070.02914.89
5.4.40.0060.02615.08
5.4.30.0080.03515.03
5.4.20.0070.02715.05
5.4.10.0090.03815.01
5.4.00.0060.02814.76
5.3.290.0090.02213.21
5.3.280.0030.03014.02
5.3.270.0020.03714.11
5.3.260.0120.03514.11
5.3.250.0050.03714.11
5.3.240.0080.03513.96
5.3.230.0030.03214.04
5.3.220.0070.02813.97
5.3.210.0070.04014.01
5.3.200.0130.03313.94
5.3.190.0090.02514.09
5.3.180.0080.03814.09
5.3.170.0020.03014.10
5.3.160.0030.03514.11
5.3.150.0070.03014.02
5.3.140.0110.02614.11
5.3.130.0080.02914.08
5.3.120.0080.02514.02
5.3.110.0070.03914.01
5.3.100.0050.03013.74
5.3.90.0050.02713.76
5.3.80.0050.03713.77
5.3.70.0100.02813.73
5.3.60.0050.03813.88
5.3.50.0060.02513.79
5.3.40.0070.02813.79
5.3.30.0040.02513.73
5.3.20.0060.02513.65
5.3.10.0030.02713.56
5.3.00.0060.02613.70
5.2.170.0070.04311.14
5.2.160.0130.03011.07
5.2.150.0000.04310.97
5.2.140.0070.05710.91
5.2.130.0000.05710.93
5.2.120.0030.05011.02
5.2.110.0070.03711.11
5.2.100.0070.03711.11
5.2.90.0130.03011.12
5.2.80.0030.04311.01
5.2.70.0000.04711.02
5.2.60.0070.03710.95
5.2.50.0070.05011.02
5.2.40.0030.04011.00
5.2.30.0100.04710.96
5.2.20.0130.04710.96
5.2.10.0100.04711.07
5.2.00.0130.05010.79
5.1.60.0070.0339.91
5.1.50.0030.03710.02
5.1.40.0000.0379.86
5.1.30.0200.03710.39
5.1.20.0070.03710.35
5.1.10.0070.0379.84
5.1.00.0100.0439.92
5.0.50.0030.0308.59
5.0.40.0070.0278.50
5.0.30.0070.0438.16
5.0.20.0000.0308.24
5.0.10.0070.0378.23
5.0.00.0030.0438.14
4.4.90.0000.0307.46
4.4.80.0070.0177.46
4.4.70.0070.0177.46
4.4.60.0000.0237.46
4.4.50.0030.0207.46
4.4.40.0130.0307.46
4.4.30.0000.0237.46
4.4.20.0030.0277.46
4.4.10.0000.0277.46
4.4.00.0030.0437.46
4.3.110.0030.0307.46
4.3.100.0000.0237.46
4.3.90.0030.0207.46
4.3.80.0030.0377.46
4.3.70.0030.0207.46
4.3.60.0030.0207.46
4.3.50.0030.0207.46
4.3.40.0030.0307.46
4.3.30.0000.0207.46
4.3.20.0030.0237.46
4.3.10.0030.0237.46
4.3.00.0030.0207.19

preferences:
46.91 ms | 400 KiB | 5 Q