Must yield this collection's elements to the block.
Returns true if self does not contain any element.
Enumerable(LLVM::Value)
Enumerable(LLVM::Value)
Struct
Struct
Value
Object
Object
Object
Must yield this collection's elements to the block.
Returns true if self does not contain any element.
([] of Int32).empty? # => true ([1]).empty? # => false [nil, false].empty? # => false
#present? returns the inverse.
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https://crystal-lang.org/api/1.19.0/LLVM/InstructionCollection.html