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file read rust buffer

Prickly Panther answered on August 21, 2021 Popularity 6/10 Helpfulness 1/10

answer file read rust buffer

file read rust buffer

Comment

use std::fs::File;
use std::io::BufReader;
use std::io::prelude::*;

fn main() -> std::io::Result<()> {
    let file = File::open("foo.txt")?;
    let mut buf_reader = BufReader::new(file);
    let mut contents = String::new();
    buf_reader.read_to_string(&mut contents)?;
    assert_eq!(contents, "Hello, world!");
    Ok(())
}

Popularity 6/10 Helpfulness 1/10 Language rust

Source: doc.rust-lang.org

Tags: buffer file-read rust

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Contributed on Jun 05 2023

Prickly Panther

0 Answers Avg Quality 2/10

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read file buffer rust

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use std::fs::File;
use std::io::{self, prelude::*, BufReader};

fn main() -> io::Result<()> {
    let file = File::open("foo.txt")?;
    let reader = BufReader::new(file);
    for line in reader.lines() {
        println!("{}", line?);
    }
    Ok(())
}

Popularity 6/10 Helpfulness 8/10 Language rust

Source: stackoverflow.com

Tags: buffer file rust

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Contributed on Aug 21 2021

Experimental Hypothesis

0 Answers Avg Quality 2/10

read file Rust

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use std::fs;

fn main() {
  let content = match fs::read_to_string("Cargo.toml") {
    Result::Ok(value) => value,
    Result::Err(error) => panic!("{}", error) 
  };

  println!("{}", content)
}

Popularity 10/10 Helpfulness 5/10 Language rust

Source: Grepper

Tags: file

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Contributed on Jun 02 2022

0 Answers Avg Quality 2/10

file read rust buffer

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file read rust buffer

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read file buffer rust

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