Check that an entry exists.

@param $name
@return bool
163526
public function has($name)
        {
            return Arrays::exists($name, $this->options) && false === empty($this->options[$name]) ;
        }
455923
public function has($name): bool
    {
        $this->readTimes++;

        $key = $this->getCacheKey($name);

        return wincache_ucache_exists($key);
    }
869524
public static function hasTask($name)
    {
        if (!self::$tasks) {
            return false;
        }
        if (isset(self::$tasks[$name])) {
            return true;
        }

        return false;
    }
1076959
public function has(string $name): bool
    {
        $name = $this->getDefinitiveName($name);

        return isset($this->instances[$name]);
    }
100096
public function exists($name)
    {
        $suffix = '.twig';
        $endsWithSuffix = strtolower(substr($name, -\strlen($suffix))) === $suffix;

        return !$endsWithSuffix;
    }
481747
function isExist($name = null)
    {
        if (isset($name)){
            return isset($this->children[$name]);
        }
        return !$this->is_temp;
    }
603849
public function exists(?string $name = null): bool
    {
        if ($name != null) {
            $fileInfo = new MFileInfo($name);
            return $fileInfo->exists();
        }

        return $this->fileInfo->exists();
    }
72194
public static function isSent($name) {
	
		// remove [] from array
		if (substr($name, -2) == '[]') {
			$name = substr($name, 0, -2);
		}
		
		// seeking a possible name
		return (array_key_exists($name, $_REQUEST));
			
	}
42598
public function hasParameter($name)
    {
        return isset($this->parameters[$name]) || array_key_exists($name, $this->parameters);
    }
764040
public function has($name)
    {
        return isset($this->properties[$name]) || isset($this->delivery_info[$name]);
    }
1017293
public static function exists($name, $target = '')
    {
        if ($target === true) {
            return isset(static::$_matchers[$name]);
        }
        return isset(static::$_matchers[$name][$target]);
    }
402986
public static function exists($name)
    {
        static::isOn(true);

        if (!isset(static::$register[$name])) {
            return false;
        } else {
            $item = static::$register[$name];

            return $item['lifetime'] > time() || $item['lifetime'] == 0;
        }
    }
621608
public function tableExists($name)
    {
        $tables = $this->listTables();
        foreach ($tables as $tableName) {
            if ($tableName == $name) {
                return true;
            }
        }

        return false;
    }
473406
private function checkTableExists($name)
    {
        try {
            $this->client->describeTable(['TableName' => $name]);

            return true;
        } catch (AwsException $e) {
            if ($e->getAwsErrorCode() === 'ResourceNotFoundException') {
                return false;
            }

            throw $e;
        }
    }
721938
public function has($name)
    {
        $tid = $this->getTid($name);
        if (!isset($this->_containers[$tid])) {
            return false;
        }
        return $this->_containers[$tid]->has($name);
    }
90127
public function has($name)
    {
        $value = $this->get($name);

        return isset($value) ? $value : false;
    }
467892
public function hasProperty($name)
    {
        $result = false;
        if($entity = $this->getIterator()->current()) {
            $result = $entity->hasProperty($name);
        }

        return $result;
    }