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Groovy - Check if element in groovy array/hash/collection/list Code Example

Here is the solution for "Check if element in groovy array/hash/collection/list" in Groovy.

Groovy code for Check if element in groovy array/hash/collection/list

// To check an element in a list the .contains() 
// is the best method.
// To check an elements in a map use .containsKey()/ .containsValue() method.

[a:1,b:2,c:3].containsValue(3)
[a:1,b:2,c:3].containsKey('a')