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13 lines
306 B
13 lines
306 B
'use strict';
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var $strSlice = require('../helpers/callBound')('String.prototype.slice');
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module.exports = function isPrefixOf(prefix, string) {
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if (prefix === string) {
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return true;
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}
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if (prefix.length > string.length) {
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return false;
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}
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return $strSlice(string, 0, prefix.length) === prefix;
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};
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