Ruby Arrays - Learning Ruby in simple and easy steps A beginner's tutorial containing complete knowledge of Ruby Overview, Environment Setup, Syntax. In Python I can do a_set. pop () and I remove an element from the set The best way to research a question like this is to look at the docs. To remove the last element from the array, use pop: a = [1, 2] a. pop # a = . To remove an item from the beginning of the array, use shift.
Ruby pop - Slotland
If a negative number is given, raises an ArgumentError. The remaining directives also may take a count, indicating the number of array elements to convert. Does nothing if a non-positive number is given or the array is empty. Returns the last element of arr. If a block is given, it will use the return value of the block for comparison.
Ruby pop - gibt eine
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