How to use the every function from async
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}) }) } async every(coll, iteratee) { return new Promise(async (resolve, reject) => { async.every(coll, iteratee, (err, res) => { if (err) { reject(err) } else { resolve(res)
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* @param {Function} [callback] - A callback which is called after all the * `iteratee` functions have finished. Result will be either `true` or `false` * depending on the values of the async tests. Invoked with (err, result). * @example * * async.every(['file1','file2','file3'], function(filePath, callback) { * fs.access(filePath, function(err) { * callback(null, !err) * }); * }, function(err, result) {
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if (err) { console.error(err); process.exit(1); } else { console.log("result:", result); async.every(xs, function(item, callback) { setTimeout(function() { util.log(item); callback(null, item < 4); }, Math.random() * 1000);
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async.parallel is the most popular function in async (1226 examples)