added method to set value of an particular option

Author: unclead

CHANGELOG.md

@@ -7,6 +7,7 @@ Yii2 multiple input change log
 - Renamed `limit` option to `max`
 - Changed namespace from `unclead\widgets` to `yii\multipleinout`
 - #92: Adjustments for correct work with AR relations
+- Enh #104: Added method to set value of an particular option
 
 1.4.1
 =====

docs/javascript.md

@@ -27,15 +27,54 @@ jQuery('#multiple-input').on('afterInit', function(){
 
 #JavaScript operations
 
-Dynamically operations in widget:
- - `add`: adding new row, **param** *object*: object with values for inputs, can be filled with <option> tags for dynamically added options for select (for ajax select).
- - `remove`: remove row, **param** *integer*: row number for removing, if not specified then removes last row.
- - `clear`: remove all rows
+####add
 
-**Examples**
+Adding new row with specified settings.
+
+Input arguments:
+- *object* - values for inputs, can be filled with <option> tags for dynamically added options for select (for ajax select).
+ 
+Example:
 
 ```js
 $('#multiple-input').multipleInput('add', {first: 10, second: '<option value="2" selected="selected">second</option>'});
+```
+
+####remove
+
+Remove row with specified index.
+
+Inout arguments:
+- *integer* - row number for removing, if not specified then removes last row.
+
+Example:
+
+```js
 $('#multiple-input').multipleInput('remove', 2);
+```
+
+####clear
+
+Remove all rows
+
+```js
 $('#multiple-input').multipleInput('clear');
-```
+```
+
+####option
+
+Get or set a particular option
+
+Input arguments:
+- *string* - a name of an option
+- *mixed* - a value of an option (optional). If specified will be used as a new value of an option;
+
+Example:
+
+```js
+$('#multiple-input').multipleInput('option', 'max');
+$('#multiple-input').multipleInput('option', 'max', 10);
+
+```
+
+

src/assets/src/js/jquery.multipleInput.js

@@ -167,6 +167,23 @@
             $('.js-input-remove').each(function () {
                 removeInput($(this));
             });
+        },
+
+        option: function(name, value) {
+            value = value || null;
+
+            var data = $(this).data('multipleInput'),
+                settings = data.settings;
+            if (value === null) {
+                if (!settings.hasOwnProperty(name)) {
+                    throw new Error('Option "' + name + '" does not exist');
+                }
+                return settings[name];
+            } else if (settings.hasOwnProperty(name)) {
+                settings[name] = value;
+                data.settings = settings;
+                $(this).data('multipleInput', data);
+            }
         }
     };