10 lines
424 B
JavaScript
10 lines
424 B
JavaScript
var makeString = require('./helper/makeString');
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var defaultToWhiteSpace = require('./helper/defaultToWhiteSpace');
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var nativeTrimLeft = String.prototype.trimLeft;
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module.exports = function ltrim(str, characters) {
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str = makeString(str);
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if (!characters && nativeTrimLeft) return nativeTrimLeft.call(str);
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characters = defaultToWhiteSpace(characters);
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return str.replace(new RegExp('^' + characters + '+'), '');
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};
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