18 lines
241 B
JavaScript
18 lines
241 B
JavaScript
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'use strict';
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module.exports = function (str, len, ch) {
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str = str + '';
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len = len - str.length;
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if (len <= 0) return str;
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if (!ch && ch !== 0) ch = ' ';
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ch = ch + '';
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while (len--) {
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str = ch + str;
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}
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return str;
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}
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