Online PHP editor | perf for JX0i5

@ 2022-02-28T21:43:19Z

<?php
$json = '
{
	"type": "FeatureCollection",
	"features": [{
		"type": "Feature",
		"geometry": {
			"type": "Point",
			"coordinates": [
				-4.702540,
				51.672791
			]
		},
		"properties": {
			"Id": "1603",
			"Name": "TENBY",
			"Country": "Channel Islands",
			"ContinuousHeightsAvailable": true
		}
	}, {
      "type": "Feature",
      "geometry": {
        "type": "Point",
        "coordinates": [
          -1.878530,
          50.721680
        ]
      },
      "properties": {
        "Id": "1603A",
        "Name": "Bournmouth",
        "Country": "Channel Islands",
        "ContinuousHeightsAvailable": true
      }
    }, {
      "type": "Feature",
      "geometry": {
        "type": "Point",
        "coordinates": [
          -2.35,
          49.433333
        ]
      },
      "properties": {
        "Id": "1603A",
        "Name": "Maseline Pier",
        "Country": "Channel Islands",
        "ContinuousHeightsAvailable": true
      }
    }]
}';

$locations = json_decode($json, true);
#print_r($locations);
$base_location = array(
  'lat' => "51.672791",  
  'lng' => "-4.702540"
);

$distances = array();

for ($c = 0; $c < count($locations["features"]); $c++) {
echo "I = " .$c;
}


for ($c = 0; $c < count($locations["features"]); $c++) {
foreach($locations as $i){
        foreach ($i as $z) { 
foreach ($z['geometry'] as $key => $location) {
    if ($key == "coordinates"){
   #    print_r($z);
  $a = $base_location['lat'] - $location[1];
  $b = $base_location['lng'] - $location[0];
  $distance = sqrt(($a**2) + ($b**2));
  $distances[$c] = $distance;
  
 echo "The value of key '$key' is '$location'", PHP_EOL;
}}
}}
}
print_r($base_location);

asort($distances);
print_r($distances);
$closest = $location[key($distances)];
#print_r($closest);
#echo "<br>Closest port from ARRAY is: " . $closest['features'][1]['properties']['Id'];

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).

Version	System time (s)	User time (s)	Memory (MiB)
8.5.2	0.011	0.007	20.11
8.5.1	0.014	0.004	20.48
8.5.0	0.012	0.009	20.31
8.4.16	0.011	0.015	24.07
8.4.15	0.001	0.001	14.05
8.4.14	0.019	0.012	17.81
8.4.13	0.006	0.012	17.99
8.4.12	0.004	0.004	20.82
8.4.11	0.011	0.010	19.10
8.4.10	0.011	0.008	18.30
8.4.9	0.011	0.011	18.24
8.4.8	0.005	0.006	18.09
8.4.7	0.006	0.005	18.12
8.4.6	0.011	0.010	18.79
8.4.5	0.012	0.009	17.82
8.4.4	0.013	0.007	19.92
8.4.3	0.013	0.013	20.68
8.4.2	0.009	0.012	18.13
8.4.1	0.009	0.000	19.85
8.3.29	0.013	0.008	20.99
8.3.28	0.015	0.006	20.49
8.3.27	0.008	0.012	16.88
8.3.26	0.014	0.006	17.07
8.3.25	0.011	0.008	18.86
8.3.24	0.009	0.009	16.94
8.3.23	0.003	0.005	16.99
8.3.22	0.010	0.009	17.30
8.3.21	0.004	0.003	17.14
8.3.20	0.006	0.003	17.17
8.3.19	0.010	0.008	17.36
8.3.18	0.008	0.006	19.20
8.3.17	0.006	0.003	16.80
8.3.16	0.010	0.007	17.00
8.3.15	0.010	0.010	17.28
8.3.14	0.006	0.003	17.16
8.3.13	0.009	0.000	18.91
8.3.12	0.003	0.006	18.97
8.3.11	0.005	0.003	20.94
8.3.10	0.008	0.000	24.06
8.3.9	0.013	0.006	26.77
8.3.8	0.000	0.009	16.75
8.3.7	0.016	0.000	16.74
8.3.6	0.011	0.007	16.75
8.3.5	0.000	0.015	18.76
8.3.4	0.011	0.004	19.27
8.3.3	0.007	0.007	19.38
8.3.2	0.005	0.003	24.18
8.3.1	0.004	0.004	24.66
8.3.0	0.004	0.004	26.16
8.2.30	0.012	0.008	20.48
8.2.29	0.014	0.005	20.79
8.2.28	0.009	0.010	18.79
8.2.27	0.012	0.006	16.89
8.2.26	0.012	0.008	18.56
8.2.25	0.007	0.003	17.21
8.2.24	0.009	0.000	19.20
8.2.23	0.009	0.000	22.58
8.2.22	0.003	0.006	37.54
8.2.21	0.003	0.012	26.77
8.2.20	0.009	0.000	16.88
8.2.19	0.016	0.003	16.88
8.2.18	0.012	0.003	25.92
8.2.17	0.006	0.009	19.16
8.2.16	0.010	0.003	22.96
8.2.15	0.004	0.004	25.66
8.2.14	0.008	0.000	24.66
8.2.13	0.004	0.004	26.16
8.2.12	0.004	0.004	21.14
8.2.11	0.000	0.009	20.85
8.2.10	0.009	0.000	19.53
8.1.34	0.012	0.010	17.89
8.1.33	0.013	0.005	16.84
8.1.32	0.006	0.006	16.38
8.1.31	0.010	0.010	16.59
8.1.30	0.003	0.007	18.39
8.1.29	0.006	0.003	18.88
8.1.28	0.016	0.003	25.92
8.1.27	0.004	0.004	23.99
8.1.26	0.009	0.000	26.35
8.1.25	0.007	0.000	28.09
8.1.24	0.000	0.009	19.22
8.1.23	0.007	0.004	18.75
7.3.1	0.003	0.004	18.47
7.3.0	0.009	0.003	18.42

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