3v4l.org

run code in 300+ PHP versions simultaneously

@ 2017-09-07T03:05:55Z

<?php

$json = '{
   "device": {
      "sn": 5165654,
      "name": "FDI_AWS_DEMO",
      "v": "2.7B3"
   },
   "channels": [
      {
         "code": "RH",
         "name": "Relative Humidity",
         "unit": "%"
      },
      {
         "code": "AT",
         "name": "Air Temperature",
         "unit": "C"
      },
      {
         "code": "MINVi",
         "name": "Min voltage",
         "unit": "V"
      },
      {
         "code": "PTi",
         "name": "Processor temperature",
         "unit": "C"
      },
      {
         "code": "SDB",
         "name": "Network signal dB",
         "unit": "dB"
      },
      {
         "code": "LWS",
         "name": "Leaf Wetness",
         "unit": "%"
      },
      {
         "code": "WSAV",
         "name": "Wind Speed Avg",
         "unit": "km/h"
      },
      {
         "code": "WSMX",
         "name": "Wind Speed Max",
         "unit": "km/h"
      },
      {
         "code": "WSMN",
         "name": "Wind Speed Min",
         "unit": "km/h"
      },
      {
         "code": "PR_TOT",
         "name": "PR Tot",
         "unit": "mm"
      },
      {
         "code": "RAIN",
         "name": "Rain",
         "unit": "mm"
      },
      {
         "code": "FDI",
         "name": "fdi",
         "unit": "Unit"
      },
      {
         "code": "DT",
         "name": "Delta-T",
         "unit": "C"
      },
      {
         "code": "LAT",
         "name": "Latitude",
         "unit": "deg"
      },
      {
         "code": "LON",
         "name": "Longitude",
         "unit": "deg"
      },
      {
         "code": "WD",
         "name": "Wind Direction",
         "unit": "Degrees"
      },
      {
         "code": "P1",
         "name": "Par1",
         "unit": ""
      },
      {
         "code": "AVGCi",
         "name": "Average Current",
         "unit": "mA"
      },
      {}
   ],
   "data": [
      {
         "$ts": 170801164400,
         "$msg": "SD_FAIL;1"
      },
      {
         "$ts": 170801170000,
         "$msg": "WDT;WV01"
      },
      {
         "$ts": 170801170000,
         "$msg": "WDT;SDI12"
      },
      {
         "$ts": 170801170000,
         "$msg": "WDT;LWS"
      },
      {
         "$ts": 170801170000,
         "RH": 67.15,
         "AT": 12.87,
         "MINVi": 3.81,
         "PTi": 23.4,
         "LWS": "0*T",
         "WSAV": 0,
         "WSMX": 0,
         "WSMN": 0,
         "PR_TOT": 156,
         "RAIN": 0,
         "FDI": 0.239,
         "DT": 2.881,
         "WD": "0*T",
         "P1": "0*T",
         "AVGCi": 175
      },
      {}
   ]
}';

$obj = json_decode($json, true);



foreach($obj['data'] as $k=>$element) {
    if(isset($element['RH'])) {
        echo "Element {$k} has data:\n";
        foreach($element as $key=>$value) {
            echo "\tKey: {$key}, Value: {$value}\n";
        }
    } else {
        echo "Element {$k} has no data.\n";
    }
}

?>

Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: Element 0 has no data. Element 1 has no data. Element 2 has no data. Element 3 has no data. Element 4 has data: Key: $ts, Value: 170801170000 Key: RH, Value: 67.15 Key: AT, Value: 12.87 Key: MINVi, Value: 3.81 Key: PTi, Value: 23.4 Key: LWS, Value: 0*T Key: WSAV, Value: 0 Key: WSMX, Value: 0 Key: WSMN, Value: 0 Key: PR_TOT, Value: 156 Key: RAIN, Value: 0 Key: FDI, Value: 0.239 Key: DT, Value: 2.881 Key: WD, Value: 0*T Key: P1, Value: 0*T Key: AVGCi, Value: 175 Element 5 has no data.
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Element 0 has no data. Element 1 has no data. Element 2 has no data. Element 3 has no data. Element 4 has data: Key: $ts, Value: 170801170000 Key: RH, Value: 67.15 Key: AT, Value: 12.87 Key: MINVi, Value: 3.81 Key: PTi, Value: 23.4 Key: LWS, Value: 0*T Key: WSAV, Value: 0 Key: WSMX, Value: 0 Key: WSMN, Value: 0 Key: PR_TOT, Value: 156 Key: RAIN, Value: 0 Key: FDI, Value: 0.239 Key: DT, Value: 2.881 Key: WD, Value: 0*T Key: P1, Value: 0*T Key: AVGCi, Value: 175 Element 5 has no data.

preferences:dark modelive preview

225.44 ms | 403 KiB | 291 Q