filehandle.readLines([options])

• options <Object>

  • encoding <string> 默认值：null

    ¥encoding <string> Default: null

  • autoClose <boolean> 默认值：true

    ¥autoClose <boolean> Default: true

  • emitClose <boolean> 默认值：true

    ¥emitClose <boolean> Default: true

  • start <integer>

  • end <integer> 默认值：Infinity

    ¥end <integer> Default: Infinity

  • highWaterMark <integer> 默认值：64 * 1024

    ¥highWaterMark <integer> Default: 64 * 1024

• 返回：<readline.InterfaceConstructor>

  ¥Returns: <readline.InterfaceConstructor>

创建 readline 接口和流过文件的便捷方法。有关选项，请参见 filehandle.createReadStream()。

¥Convenience method to create a readline interface and stream over the file. See filehandle.createReadStream() for the options.

import { open } from 'node:fs/promises';

const file = await open('./some/file/to/read');

for await (const line of file.readLines()) {
  console.log(line);
}const { open } = require('node:fs/promises');

(async () => {
  const file = await open('./some/file/to/read');

  for await (const line of file.readLines()) {
    console.log(line);
  }
})();拷贝