write()

描述

寫入資料至檔案。

語法


file.write(data)
file.write(buf, len)

參數

file:被 SD.open() 回傳的 File 物件
data:要寫入的資料,型態可以為 bytecharchar*
buf:存放寫入資料的字元陣列
len:buf 的大小

回傳

byte:回傳 write() 寫入至檔案的位元組數量

See Also

print()
println()
read()


函式庫參考主頁面

The text of the 86Duino reference is a modification of the Arduino reference, and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.