How to use the isBN function from bn.js

chainentry.js

GitHub: decentraland/bronzeage-node

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assert(typeof options.prevBlock === 'string');
assert(typeof options.merkleRoot === 'string');
assert(util.isNumber(options.ts));
assert(util.isNumber(options.bits));
assert(util.isNumber(options.nonce));
assert(!options.chainwork || BN.isBN(options.chainwork));

this.hash = options.hash;
this.version = options.version;
this.prevBlock = options.prevBlock;

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utils.js

GitHub: toolopen/web3js

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 * @method isBN
 * @param {Object} object
 * @return {Boolean}
 */
var isBN = function (object) {
    return BN.isBN(object);
};


/**
 * Returns true if object is BigNumber, otherwise false

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+ 2 other calls in file