A collection of function that common to use.
/**
* @description
* Get dom node object.
* @param @required {string} name: the node name.
* @return {object} the dom node object.
* @example getNode('.box')
*/
getNode(name)
/**
* @description
* Get param value of dom node object.
* @param @required {string} name: the node name.
* @param @required {string} param: the node param.
* @return {object} the value of dom node param.
* @example getNodeValue('.box','offsetWidth')
*/
getNodeValue(name, param)
/**
* @description
* Get dom object.
* @param @required {string} name: the dom name.
* @return {object} the dom.
* @example getDom('box')
*/
getDom(name)
/**
* @description
* Get param value of dom object.
* @param @required {string} name: the dom name.
* @param @required {string} param: the dom param.
* @return {object} the value of dom param.
* @example getDomValue('box','offsetWidth')
*/
getDomValue(name, param)
/**
* @description
* Get subRoutePath
* @param @required {string} name: the path string.
* @param @required {number} [level = 1]: the level of path node.
* @return {string} the subRoutePath.
* @example subRoutePath('/a/b/c',2) will return 'b'
*/
subRoutePath(path, level)