#file read

[techtutorialsx]

ESP32 reading file from SD card

ESP32 reading file from SD card

In this tutorial we will check how to connect the ESP32 to a SD card and read a file from it.

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[shroudofturing-blog]

File reader generator

def loadZips(): #returns a list with all the ZIPs with open("zips.txt") as f: for line in f: yield (line.rstrip()) zips=loadZips()

Then use zips as any other iterable

[blurblah-blog]

C# 매우 간단한 file 내용 읽기

File class에 ReadAllText란 멤버함수가 있다. 간단히 filename만 넣어주면 모든 내용을 읽어들여 string으로 날려주고 Encoding 선택도 가능. 예를 들어서

string text = File.ReadAllText("test.txt", Encoding.UTF8);

이라고 호출하면 끝. 일반적으로 File pointer나 객체 만들면서 file 열고 file 끝날 때 까지 한 줄씩 읽어들여서 붙여넣기 했었는데 매우 간단함.