lens-prop

v0.9.6

STATUS

Passing

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VISIBILITY

Public

PUBLISHED

5 years ago

SIZE

3 KB

Returns a lens whose focus is the specified property.

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lensProp (

k:String

) : Lens

Returns a lens whose focus is the specified property.

Example

const xLens = R.lensProp('x');

     R.view(xLens, {x: 1, y: 2});            //=> 1
     R.set(xLens, 4, {x: 1, y: 2});          //=> {x: 4, y: 2}
     R.over(xLens, R.negate, {x: 1, y: 2});  //=> {x: -1, y: 2}

Argument

k: String

Returns

Lens