--- /dev/null
+var baseToPath = require('./_baseToPath'),
+ has = require('./has'),
+ isKey = require('./_isKey'),
+ last = require('./last'),
+ parent = require('./_parent');
+
+/**
+ * The base implementation of `_.unset`.
+ *
+ * @private
+ * @param {Object} object The object to modify.
+ * @param {Array|string} path The path of the property to unset.
+ * @returns {boolean} Returns `true` if the property is deleted, else `false`.
+ */
+function baseUnset(object, path) {
+ path = isKey(path, object) ? [path + ''] : baseToPath(path);
+ object = parent(object, path);
+ var key = last(path);
+ return (object != null && has(object, key)) ? delete object[key] : true;
+}
+
+module.exports = baseUnset;