PracticeDev/study_cpp/memset/memset_char_test.cpp

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#include <memory.h> //我试了一下C语言这么用C++还可以用<cstring>
#include <stdio.h>
int main( void )
{
char buffer[] = "This is a test of the memset function";
printf( "Before: %s\n", buffer );
memset( buffer, '*', 4 );
printf( "After: %s\n", buffer );
memset( buffer, '*', sizeof(buffer) );
printf( "After: %s\n", buffer );
return 0;
}