method
hash
v1_9_3_125 -
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Class: BigDecimal
- 1_8_6_287
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hash()
public
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static VALUE BigDecimal_hash(VALUE self) { ENTER(1); Real *p; st_index_t hash; GUARD_OBJ(p,GetVpValue(self,1)); hash = (st_index_t)p->sign; /* hash!=2: the case for 0(1),NaN(0) or +-Infinity(3) is sign itself */ if(hash == 2 || hash == (st_index_t)-2) { hash ^= rb_memhash(p->frac, sizeof(BDIGIT)*p->Prec); hash += p->exponent; } return INT2FIX(hash); }