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13 lines
261 B
JavaScript
13 lines
261 B
JavaScript
'use strict';
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var indexOf = require('./e-index-of')
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, every = Array.prototype.every
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, isFirst;
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isFirst = function (value, index) {
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return indexOf.call(this, value) === index;
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};
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module.exports = function () { return every.call(this, isFirst, this); };
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