<status value="draft"/><experimental value="false"/><date value="2019-11-01T09:29:23+11:00"/><publisher value="HL7 (FHIR Project)"/><contact><telecom><system value="url"/><value value="http://hl7.org/fhir"/></telecom><telecom><system value="email"/><value value="fhir@lists.hl7.org"/></telecom></contact><description value="The type of operator to use for assertion."/><caseSensitive value="true"/><valueSet value="http://hl7.org/fhir/ValueSet/assert-operator-codes"/><content value="complete"/><concept><code value="equals"/><display value="equals"/><definition value="Default value. Equals comparison."/></concept><concept><code value="notEquals"/><display value="notEquals"/><definition value="Not equals comparison."/></concept><concept><code value="in"/><display value="in"/><definition value="Compare value within a known set of values."/></concept><concept><code value="notIn"/><display value="notIn"/><definition value="Compare value not within a known set of values."/></concept><concept><code value="greaterThan"/><display value="greaterThan"/><definition value="Compare value to be greater than a known value."/></concept><concept><code value="lessThan"/><display value="lessThan"/><definition value="Compare value to be less than a known value."/></concept><concept><code value="empty"/><display value="empty"/><definition value="Compare value is empty."/></concept><concept><code value="notEmpty"/><display value="notEmpty"/><definition value="Compare value is not empty."/></concept><concept><code value="contains"/><display value="contains"/><definition value="Compare value string contains a known value."/></concept><concept><code value="notContains"/><display value="notContains"/><definition value="Compare value string does not contain a known value."/></concept><concept><code value="eval"/><display value="evaluate"/><definition value="Evaluate the FHIRPath expression as a boolean condition."/></concept></CodeSystem>

AssertionOperatorType

The type of operator to use for assertion.

This code system http://hl7.org/fhir/assert-operator-codes defines the following codes:

Code	Display	Definition
equals	equals	Default value. Equals comparison.
notEquals	notEquals	Not equals comparison.
in	in	Compare value within a known set of values.
notIn	notIn	Compare value not within a known set of values.
greaterThan	greaterThan	Compare value to be greater than a known value.
lessThan	lessThan	Compare value to be less than a known value.
empty	empty	Compare value is empty.
notEmpty	notEmpty	Compare value is not empty.
contains	contains	Compare value string contains a known value.
notContains	notContains	Compare value string does not contain a known value.
eval	evaluate	Evaluate the FHIRPath expression as a boolean condition.