Function equalStringObjects

app/redis-6.2.6/src/object.c:594–603

Equal string objects return 1 if the two objects are the same from the * point of view of a string comparison, otherwise 0 is returned. Note that * this function is faster then checking for (compareStringObject(a,b) == 0) * because it can perform some more optimization. */

 * this function is faster then checking for (compareStringObject(a,b) == 0)
 * because it can perform some more optimization. */
int equalStringObjects(robj *a, robj *b) {
    if (a->encoding == OBJ_ENCODING_INT &&
        b->encoding == OBJ_ENCODING_INT){
        /* If both strings are integer encoded just check if the stored
         * long is the same. */
        return a->ptr == b->ptr;
    } else {
        return compareStringObjects(a,b) == 0;
    }
}

size_t stringObjectLen(robj *o) {
    serverAssertWithInfo(NULL,o,o->type == OBJ_STRING);