Csharp by RiskyTicTac on Apr 22 2020 Donate.

How to read text files in c. String text FileReadAllText textFile. Reading a text file. Call open method to open a file tpointtxt to perform write operation using object newfile.

Continue to read until you reach end of file while line null write the lie to console window ConsoleWriteLineline. Namespace readwriteapp class Class1 STAThread static void Mainstring args String line. Example 1 Read the file as one string.

The fopen function is used to create a new file or to open an existing file. When you need text IO in a C program and you need only one source for input information and one sink for output information you can rely on stdin standard in and stdout standard out. The File class provides two static methods to read a text file in C.

For simplicity we discuss reading text files only. The fgetc function reads a character from the input file referenced by fp. After you compile and run the above c program to read text from a file and display your C compiler asks you to enter the filename to read the text and display.

Read a Text File using System. Fgets returns string or EOF. We can read using the getc function an entire file by looping to cover all the file until the EOF is encountered We can write to a file after creating its name by using the function fprintf and it must have the newline character at the end of the string text.

Call open method to open a file tpointtxt to. FilePointer fopenfileNametxt r. Lets write a C program to open a file from a hard disk whose name is entered by a user and to display its contents on the screen.