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@kerinin
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@kerinin kerinin commented Feb 24, 2012

Checkboxes can now be given an identifier terminating
in [] to denote that the value attribute should be used
as an array key. For example, given the following form

<input type="checkbox" id="foo[]" value="bar"/>
<input type="checkbox" id="foo[]" value="baz" checked="checked"/>

the model binding would generate an array Model.foo = ['baz']

Setting the value to another array updates the checkbox states, so

Model.set('foo', ['bar'])

would produce

<input type="checkbox" id="foo[]" value="bar" checked="checked"/>
<input type="checkbox" id="foo[]" value="baz" />

in the view.

Checkboxes can now be given an identifier terminating
in '[]' to denote that the value attribute should be used
as an array key.  For example, given the following form

<input type="checkbox" id="foo[]" value="bar"/>
<input type="checkbox" id="foo[]" value="baz" checked="checked"/>

the model binding would generate an array Model.foo = ['baz']

Setting the value to another array updates the checkbox states, so

Model.set('foo', ['bar'])

would produce

<input type="checkbox" id="foo[]" value="bar" checked="checked"/>
<input type="checkbox" id="foo[]" value="baz" />

in the view.
@eddanger
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+1

@shine-on
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using this in our project with no issues. please commit.

@sarxos
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sarxos commented May 12, 2012

I integrated your solution in my fork since this project has been abandoned and this pull request probably never be merged. For Backbone.ModelBinding project continuation see:

https://github.com/oaprnd/backbone.modelbinding

Regards

@sarxos
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sarxos commented May 12, 2012

Oh, and by the way - your change in sample.backbone.app.js breaks Jasmine tests performed on HtmlUnitDriver. That's because of the unnecessary comma in the HTML code:

<input type='checkbox' id='endorsements[]', value='class_b'>

Should be:

<input type='checkbox' id='endorsements[]' value='class_b'>

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4 participants