写入 .txt 文件? [英] Write to .txt file?
本文介绍了写入 .txt 文件?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
如何将一小段文本写入.txt
文件?我已经在谷歌上搜索了超过 3-4 个小时,但不知道怎么做.
How can I write a little piece of text into a .txt
file?
I've been Googling for over 3-4 hours, but can't find out how to do it.
fwrite();
参数太多,不知道怎么用
fwrite();
has so many arguments, and I don't know how to use it.
当您只想将名称和几个数字写入 .txt
文件时,最容易使用的函数是什么?
What's the easiest function to use when you only want to write a name and a few numbers to a .txt
file?
char name;
int number;
FILE *f;
f = fopen("contacts.pcl", "a");
printf("
New contact name: ");
scanf("%s", &name);
printf("New contact number: ");
scanf("%i", &number);
fprintf(f, "%c
[ %d ]
", name, number);
fclose(f);
推荐答案
FILE *f = fopen("file.txt", "w");
if (f == NULL)
{
printf("Error opening file!
");
exit(1);
}
/* print some text */
const char *text = "Write this to the file";
fprintf(f, "Some text: %s
", text);
/* print integers and floats */
int i = 1;
float pi= 3.1415927;
fprintf(f, "Integer: %d, float: %f
", i, pi);
/* printing single chatacters */
char c = 'A';
fprintf(f, "A character: %c
", c);
fclose(f);
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