Apply php-cs-fixer rule for array_key_exists()

Author: nicolas-grekas

Data/Util/RecursiveArrayAccess.php

@@ -25,7 +25,7 @@ public static function get($array, array $indices)
         foreach ($indices as $index) {
             // Use array_key_exists() for arrays, isset() otherwise
             if (\is_array($array)) {
-                if (array_key_exists($index, $array)) {
+                if (\array_key_exists($index, $array)) {
                     $array = $array[$index];
                     continue;
                 }

NumberFormatter/NumberFormatter.php

@@ -460,7 +460,7 @@ public function getPattern()
      */
     public function getSymbol($attr)
     {
-        return array_key_exists($this->style, self::$enSymbols) && array_key_exists($attr, self::$enSymbols[$this->style]) ? self::$enSymbols[$this->style][$attr] : false;
+        return \array_key_exists($this->style, self::$enSymbols) && \array_key_exists($attr, self::$enSymbols[$this->style]) ? self::$enSymbols[$this->style][$attr] : false;
     }
 
     /**
@@ -474,7 +474,7 @@ public function getSymbol($attr)
      */
     public function getTextAttribute($attr)
     {
-        return array_key_exists($this->style, self::$enTextAttributes) && array_key_exists($attr, self::$enTextAttributes[$this->style]) ? self::$enTextAttributes[$this->style][$attr] : false;
+        return \array_key_exists($this->style, self::$enTextAttributes) && \array_key_exists($attr, self::$enTextAttributes[$this->style]) ? self::$enTextAttributes[$this->style][$attr] : false;
     }
 
     /**