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fgetchar

warning

This function starts with lowercase letter.

คำอธิบาย​

Reads a single character from a file.

NameDescription
handleThe file handle to use; returned by fopen.
valueThis parameter has no use, just keep it "0".
utf8If true, read a character as UTF-8, otherwise as extended ASCII.

ส่งคืน​

If succeed, it returns the extended ASCII or UTF-8 value of the character at the current position in the file, otherwise EOF (end of file).

ตัวอย่าง​

// Open "file.txt" in "read only" mode
new File:handle = fopen("file.txt", io_read),

    // Declare "g_char"
    g_char;

// Check, if "file.txt" is open
if (handle)
{
    // Read all characters, while ignoring UTF-8.
    while((g_char = fgetchar(handle, 0, false)) != EOF)
    {
        // Print the character
        printf("[ \"file.txt\" ] 0x%x", g_char);
    }

    // Close "file.txt"
    fclose(handle);
}
else
{
    // Error
    print("Failed to open \"file.txt\".");
}

บันทึก​

warning

Using an invalid handle will crash your server! Get a valid handle by using fopen or ftemp.

ฟังก์ชั่นที่เกี่ยวข้องกัน​

  • fopen: Open a file.
  • fclose: Close a file.
  • ftemp: Create a temporary file stream.
  • fremove: Remove a file.
  • fwrite: Write to a file.
  • fread: Read a file.
  • fputchar: Put a character in a file.
  • fgetchar: Get a character from a file.
  • fblockwrite: Write blocks of data into a file.
  • fblockread: Read blocks of data from a file.
  • fseek: Jump to a specific character in a file.
  • flength: Get the file length.
  • fexist: Check, if a file exists.
  • fmatch: Check, if patterns with a file name matches.