fs模块文件读取问题.
每次执行有一定几率读取不到数据, 这是异步方式原因导致么?
fs.open("/Users/账户名称/text.txt", “r”, (err, fd) => {
var readBuffer = new Buffer.alloc(1024);
offset = 0;
len = readBuffer.length;
fs.read(fd, readBuffer, offset, len, 0, (err, readByte) => {
console.log(“读取数据总数:” + readByte + " bytes");
});
附上运行结果截图
7 回复
