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Pluck:
Get one prop from the object array:
R.pluck(‘a‘)([{a: 1}, {a: 2}]); //=> [1, 2] R.pluck(0)([[1, 2], [3, 4]]); //=> [1, 3]
Props:
R.props([‘x‘, ‘y‘], {x: 1, y: 2}); //=> [1, 2] R.props([‘c‘, ‘a‘, ‘b‘], {b: 2, a: 1}); //=> [undefined, 1, 2] var fullName = R.compose(R.join(‘ ‘), R.props([‘first‘, ‘last‘])); fullName({last: ‘Bullet-Tooth‘, age: 33, first: ‘Tony‘}); //=> ‘Tony Bullet-Tooth‘
[Ramda] Pluck & Props: Get the prop(s) from object array
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原文地址：http://www.cnblogs.com/Answer1215/p/5944394.html
