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src='path/to/bignumber.js'\u003e\u003c/script\u003e\n```\n\n[Node.js](http://nodejs.org):\n\n```bash\n$ npm install @waves/bignumber\n```\n\n```javascript\nconst { BigNumber } = require('@waves/bignumber');\n```\n\nES6 module:\n\n```javascript\nimport { BigNumber } from \"@waves/bignumber\"\n```\n\nAMD loader libraries such as [requireJS](http://requirejs.org/):\n\n```javascript\nrequire(['@waves/bignumber'], function(BigNumber) {\n    // Use BigNumber here in local scope. No global BigNumber.\n});\n```\n\n## Use\n\n```javascript\nlet x = new BigNumber(123.4567);\nlet y = BigNumber('123456.7e-3');\nlet z = new BigNumber(x);\nx.eq(y) \u0026\u0026 y.eq(z) \u0026\u0026 x.eq(z);      // true\n```\n\nTo get the string value of a BigNumber use [`toString()`](http://mikemcl.github.io/bignumber.js/#toS) or [`toFixed()`](http://mikemcl.github.io/bignumber.js/#toFix). Using `toFixed()` prevents exponential notation being returned, no matter how large or small the value.\n\n```javascript\nlet x = new BigNumber('1111222233334444555566');\nx.toString();                       // \"1111222233334444555566\"\nx.toFixed();                        // \"1111222233334444555566\"\n```\n\n##### Clone\nКлонирует объект \n\n```javascript\nconst some = new BigNumber(1);\nconst clone = some.clone();\n```\n\n##### Add\nВыполняет сложение\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.add('50'); // with method toFixed '150'\n```\n\n##### Sub\nВычитание\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.sub('50'); // with method toFixed '50'\n```\n\n##### Mul\nУмножение\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.mul(2); // with method toFixed '200'\n```\n\n##### Div\nДеление\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.div(2); //  with method toFixed '50'\n```\n\n##### Pow\nВозведение в степень\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.pow(2); // with method toFixed '10000'\n```\n\n##### Sqrt\nКвадратный корень\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.sqrt(); // with method toFixed '10'\n```\n\n\n##### Abs\nМодуль\n```javascript\nconst bigNum = new BigNumber('-100');\nconst result = bigNum.abs(); // with method toFixed 100\n```\n\n##### Mod \nОстаток от деления\n\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.mod(10); // with method toFixed '0' \n```\n\n##### RoundTo\nОкругляет. Принимает количество знаков после запятой после округлени и режим округления\nсм тут: http://mikemcl.github.io/bignumber.js/#constructor-properties\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.roundTo(); //\n```\n\n##### Eq\nРавенство\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.eq(100); // true\n```\n\n##### Lt\nМеньше\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.lt(); //\n```\n\n##### Gt\nБольше\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.gt(); //\n```\n\n##### Lte\nМеньше или равно\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.lte(); //\n```\n\n##### Gte\nБольше или равно\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.gte(); //\n```\n\n##### IsNaN\nПроверяет на NaN\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.isNaN(); // false\n```\n\n##### IsFinite\nПроверяет на Infinity (положительный и отрицательный)\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.isFinite(); //\n```\n\n##### IsZero\nПроверяет на равенство нулю\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.isZero(); // false\n```\n\n##### IsPositive\nБольше нуля\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.isPositive(); // true\n```\n\n##### IsNegative\nМеньше нуля\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.isNegative(); // false\n```\n\n##### IsInt\nПроверяет целое ли число\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.isInt(); //\n```\n\n##### GetDecimalsCount\nПолучаем количество занков после запятой у числа\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.getDecimalsCount(); // 0\n```\n\n##### IsEven\nЧетное\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.isEven(); // true\n```\n\n##### IsOdd\nНе чётное\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.isOdd(); // false\n```\n\n##### ToBytes\nПереводим число в байты со знаком (8 байт). Работает только с целыми числами. \n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.toBytes();\n```\n\n##### ToFormat\nВыводим число в строковом эквиваленте c с учётом настроек форматирования. \nОпционально принимает количество знаков округления, режим округления (как в roundTo) и настройки формата вывода.\n```javascript\nconst bigNum = new BigNumber('1000000.12312');\nbigNum.toFormat(); // 1,000,000.12312 \nbigNum.toFormat(2); // 1,000,000.12 \nbigNum.toFormat(2); // 1,000,000.12 \nbigNum.toFormat(2, 0); // 1,000,000.13 \nbigNum.toFormat(2, 0, { groupSeparator: ' ' }); // 1 000 000.13 \n```\n\n##### ToFixed\nВыводим число в строковом эквиваленте. Опционально принимает количество знаков округления и режим округления (как в roundTo)\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.toFixed(); //\n```\n\n##### ToNumber\nПриводит к числу\n```javascript\nconst bigNum = new BigNumber('100');\nconst result = bigNum.toNumber(); //\n```\n\n### Static Methods\n\n##### fromBytes\nВыводит знаковое число из байт. Работает только с 8 байтами.\n```javascript\nconst some = BigNumber.fromBytes(Uint8Array.from([1,2,3,4,5,6,7,8]));\n```\n\n##### max\nПринимает любое количество аргументов, выбирает наибольшее число из аргументов\n```javascript\nBigNumber.max(1, '2', new BigNumber(4)); // with method toFixed '4'\n```\n##### min\nПринимает любое количество аргументов, выбирает наименьшее число из аргументов\n```javascript\nBigNumber.min(1, '2', new BigNumber(4)); // with method toFixed '1'\n```\n##### sum\nПринимает любое количество аргументов, складывает числа\n```javascript\nBigNumber.min(1, '2', new BigNumber(4)); //with method toFixed '7'\n```\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fwavesplatform%2Fbignumber","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fwavesplatform%2Fbignumber","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fwavesplatform%2Fbignumber/lists"}