Helper/Data.php
public function getConfigValue(
        $path,
        $contextScope = 'default',
        $contextScopeId = null
    ) {
        $config = $this->scopeConfig->getValue(
            $path,
            $contextScope,
            $contextScopeId
        );

        return $config;
    }
public function getConfigValue(
        $path,
        $contextScope = 'default',
        $contextScopeId = null
    ) {
        $config = $this->scopeConfig->getValue(
            $path,
            $contextScope,
            $contextScopeId
        );

        return $config;
    }
public function getConfigValue ( $ path , $ contextScope = 'default' , $ contextScopeId = null ) { $ config = $ this -> scopeConfig -> getValue ( $ path , $ contextScope , $ contextScopeId ) ; return $ config ; }
Get config scope value.

@param string $path
@param string $contextScope
@param null $contextScopeId

@return int|float|string|boolean
Get config scope value .