RS Hash
RS is a hash function algorithm.
/*****Please include following header files*****/
// string
/***********************************************/
/*****Please use following namespaces*****/
// std
/*****************************************/
static unsigned int RSHash(string str) {
unsigned int b = 378551;
unsigned int a = 63689;
unsigned int hash = 0;
unsigned int i = 0;
unsigned int len = str.length();
for (i = 0; i < len; i++)
{
hash = hash * a + (str[i]);
a *= b;
}
return hash;
}
Example
string data = "jdfgsdhfsdfsd 6445dsfsd7fg/*/+bfjsdgf%$^";
unsigned int value = RSHash(data);
Output
2012450421