forked from zhurui/management
35 lines
753 B
JavaScript
35 lines
753 B
JavaScript
|
var baseHasIn = require('./_baseHasIn'),
|
||
|
|
hasPath = require('./_hasPath');
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Checks if `path` is a direct or inherited property of `object`.
|
||
|
|
*
|
||
|
|
* @static
|
||
|
|
* @memberOf _
|
||
|
|
* @since 4.0.0
|
||
|
|
* @category Object
|
||
|
|
* @param {Object} object The object to query.
|
||
|
|
* @param {Array|string} path The path to check.
|
||
|
|
* @returns {boolean} Returns `true` if `path` exists, else `false`.
|
||
|
|
* @example
|
||
|
|
*
|
||
|
|
* var object = _.create({ 'a': _.create({ 'b': 2 }) });
|
||
|
|
*
|
||
|
|
* _.hasIn(object, 'a');
|
||
|
|
* // => true
|
||
|
|
*
|
||
|
|
* _.hasIn(object, 'a.b');
|
||
|
|
* // => true
|
||
|
|
*
|
||
|
|
* _.hasIn(object, ['a', 'b']);
|
||
|
|
* // => true
|
||
|
|
*
|
||
|
|
* _.hasIn(object, 'b');
|
||
|
|
* // => false
|
||
|
|
*/
|
||
|
|
function hasIn(object, path) {
|
||
|
|
return object != null && hasPath(object, path, baseHasIn);
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = hasIn;
|