字符数组和字符指针应用举例

字符数组和字符指针应用举例

#include <stdio.h>
#include <stdlib.h>

void wtFile(char fileNam[]);
void wtFile2(char *fileNam);

int main()
{
	char nam[16] = "daniel.txt";
	wtFile(nam);

	char nam2[16] = "lyc.txt";
	wtFile2(nam2);

	char *nam3 = "lyc_daniel.txt";
	wtFile(nam3);

	char *nam4 = "daniel_lyc.txt";
	wtFile2(nam4);

	char nam5[16] = "lycDaniel.txt";
	char *nam6 = nam5;
	wtFile2(nam6);

	char nam7[16] = "danielLyc.txt";
	char *nam8 = nam7;
	wtFile(nam8);

	system("pause");
	return 1;
}

void wtFile(char fileNam[])
{
	FILE *fp = fopen(fileNam,"w");
	fprintf(fp,"%c",'a'); //输入一字符
	fclose(fp);
}

void wtFile2(char *fileNam)
{
	FILE *fp = fopen(fileNam,"w");
	fprintf(fp,"%c",'a'); //输入一字符
	fclose(fp);
}