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Twitterkey:from
One-way bind a value in the parent scope to the StacheElement, can-component ViewModel, or element.
childProp:from="key"
Imports key in the scope to childProp in the StacheElement or can-component ViewModel. It also updates childProp with the value of key when key changes.
<my-element someProp:from="value" />
Note: If key is an object, changes to the object’s properties will still be visible to the component. Objects are passed by reference. See One Way Binding With Objects.
Parameters
- childProp
{String}:The name of the property to set in the StacheElement or can-component ViewModel.
- key
{Literal Expression|KeyLookup Expression|Call Expression|Helper Expression}:An expression whose resulting value is used to set as
childProp.
child-prop:from="key"
Imports key in the scope to child-prop property or attribute on the element.
<input value:from="name" />
vm:childProp:from="key"
Imports key in the scope to childProp in the StacheElement or can-component ViewModel. It also updates childProp with the value of key when key changes.
<my-element vm:childProp:from="key" />
Note: If key is an object, changes to the object’s properties will still be visible to the component. Objects are passed by reference. See One Way Binding With Objects.
Parameters are the same as childProp:from="key"
el:child-prop:from="key"
Imports key in the scope to child-prop property or attribute on the element.
<input el:value:from="name" />
Parameters are the same as child-prop:from="key"
Use
The can-stache-bindings page has many examples of key:from. Specifically: