Lines Matching refs:valid
84 /** @return whether both inner iterators are valid
86 function valid(): bool
88 return $this->lhs->valid() && $this->rhs->valid();
133 /** @return whether both inner iterators are valid and have identical
134 * current and key values or both are non valid.
138 return $this->valid()
141 : $this->lhs->valid() == $this->rhs->valid();
144 /** @return whether both inner iterators are valid and have equal current
145 * and key values or both are non valid.
149 return $this->valid()
152 : $this->lhs->valid() == $this->rhs->valid();