php search array object with key code example

Example 1: php search in object. array

$neededObject = array_filter(
    $arrayOfObjects,
    function ($e) use (&$searchedValue) {
        return $e->id == $searchedValue;
    }
);

Example 2: array search by key in php

$arr = array(
    "one" => 1,
    "two" => 2,
    "three" => 3,
    "seventeen" => 17
);
function find($mot){
  
  global $arr; // this is global variable
  $ok=false;
 foreach ($arr as $k => $v) 
    {
      if($k==$mot){
        return $v; $ok=true; // or return true;
      }
    }
  if(ok==false){ return -1; }  // or return false;
}

//call function
echo find("two");