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docs(file): fixed #51

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ruanyf
2021-10-24 07:47:07 +08:00
parent ef8b5d6c78
commit b9f68b17b4
1 changed files with 9 additions and 2 deletions
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11
docs/file.md
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@@ -21,12 +21,19 @@ FILE* fp;
int main(void) { int main(void) {
FILE* fp; FILE* fp;
fp = fopen("hello.txt", "r"); char c;
char c = fgetc(fp); fp = fopen("hello.txt", "r");
if (fp == NULL) {
return -1;
}
c = fgetc(fp);
printf("%c\n", c); printf("%c\n", c);
fclose(fp); fclose(fp);
return 0;
} }
``` ```