OCL Operators one
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=== one ( expr : OclExpression ) : Boolean ===
=== one ( expr : OclExpression ) : Boolean ===
Returns true if there is only one element contained in ''self'' that validates the condition ''expr'', false otherwise.
Returns true if there is only one element contained in ''self'' that validates the condition ''expr'', false otherwise.
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[[Category:OCL Boolean Operators]]
[[Category:OCL Boolean Operators]]
{{Edited|July|12|2024}}

Latest revision as of 07:53, 17 June 2024

one ( expr : OclExpression ) : Boolean

Returns true if there is only one element contained in self that validates the condition expr, false otherwise.

Expression Result
Sequence{1.2, 2.3, 5.2, 0.9}->one(self < 1) true
Sequence{1.2, 2.3, 5.2, 0.9}->one(self < 2) false
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