write

向文件写入字符串数据。

返回实际写入的字节数。 number

write(data)

要写入的字符串数据。 data true string

function main() {
    let file = os.open("trades.log", "a")
    let timestamp = new Date().toISOString()
    let tradeInfo = `${timestamp},BUY,50000,1\n`
    let bytes = file.write(tradeInfo)
    Log("Trade record written, bytes:", bytes)
    file.close()
}

写入交易记录

将字符串数据写入文件的当前位置。

{@fun/OS/File/close close}, {@fun/OS/File/puts puts}, {@fun/OS/File/printf printf}, {@fun/OS/File/flush flush}, {@fun/OS/File/tell tell}, {@fun/OS/File/seek seek}, {@fun/OS/File/eof eof}, {@fun/OS/File/read read}, {@fun/OS/File/write write}, {@fun/OS/File/getline getline}, {@fun/OS/File/toString toString}