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var prop = (p, obj) => obj[p];
var propRole = R.curry(prop)('role');
var isWorker = s => s === 'worker';
var getWorkers = R.filter(R.pipe(propRole, isWorker));
var data = [
  {name: '张三', role: 'worker'},
  {name: '李四', role: 'worker'},
  {name: '王五', role: 'manager'},
];
console.log(getWorkers(data))
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ruanyfpro
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