如何在 C 中创建自定义文件名?
请看这段代码:
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
int main() {
int i = 0;
FILE *fp;
for(i = 0; i < 100; i++) {
fp = fopen("/*what should go here??*/","w");
//I need to create files with names: file0.txt, file1.txt, file2.txt etc
//i.e. file{i}.txt
}
}
Please see this piece of code:
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
int main() {
int i = 0;
FILE *fp;
for(i = 0; i < 100; i++) {
fp = fopen("/*what should go here??*/","w");
//I need to create files with names: file0.txt, file1.txt, file2.txt etc
//i.e. file{i}.txt
}
}
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使用
snprintf()
与"file%d.txt" 和
i` 生成文件名。Use
snprintf()
with"file%d.txt" and
i` to generate the filename.查看
snprintf
。Look into
snprintf
.这应该有效:
This should work: