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Def dynamic variables Typed variables GString interpolation Triple-quoted strings List literals Map literals Range literals Safe navigation operator Elvis operator Spread operator
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If else expressions Switch expressions For in loops While loops Truthiness rules Ternary operator Multiple assignment Regex match operator Regex find operator Assertions
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Expando ExpandoMetaClass methodMissing propertyMissing InvokeMethod GetProperty interception AST transform @ToString AST transform @Immutable AST transform @Canonical CompileStatic
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File text reading File line iteration Writing files JsonSlurper parsing JsonOutput serialization XmlSlurper parsing MarkupBuilder XML ConfigSlurper URL text reading Process execution
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Groovy / Control Flow

Ternary operator

Learn Ternary operator in Groovy through a focused explanation, a dedicated topic-specific example, an engineering boundary, and a mastery check.

10 min read • Beginner

Ternary operator is a focused Groovy lesson inside Control Flow. The example uses the construct named in the lesson directly rather than reusing a generic placeholder.

Trace the example from its inputs through Ternary operator and identify the behavior that would change if that construct were removed or replaced. Pay attention to the language-specific rules shown by the syntax, because neighboring lessons intentionally exercise different mechanisms.

Topic-specific example

groovy-0016-53e6b3216c.groovy
groovy Try It Live 
def sample17 = [17, 18, 19]
println sample17.sum() // Ternary operator
Edge case / engineering note

For Ternary operator, test one realistic boundary: empty data, invalid input, unavailable resources, lifetime/cleanup, type constraints, or concurrency timing where applicable. A successful happy path is not enough to prove the construct is used correctly.

Content source & attribution
Original Syntaxis Content · Original Syntaxis Content

Lesson quizzes

Ternary operator Mastery Check →
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