Ruby Join Array Into String

Use the to s method to convert all the new objects into strings.

Ruby join array into string.

1 typeerror. But just because a class returns a string doesn t mean it behaves like a string. Arr a b c arr join abc it s also possible to pass an argument to join this argument is the character separator. No implicit conversion of fixnum into string think about this.

No implicit conversion of fixnum into string 1 x01 what s the solution. Ruby join example convert array to string method notes. This assumes you are trying to join an array of strings if you had an array of integers for instance than the e part would fail as there as the is not implemented for string integer. Let s look at an example.

Browse other questions tagged ruby arrays string or ask your own question. 1 typeerror. Join acts on string arrays or arrays of any type of element that are converted into strings. The elements are placed together in a four element array.

If you would like to take an array of strings join these strings into a big string you can use the join method. Result left right puts result output virus disease bacteria germ. Arr a b c arr join a b c. If you want to combine a string with variables but one of the variables isn t a string you ll get an unexpected result.

Ruby program that combines two string arrays left virus disease right bacteria germ concatenate the two string arrays together. Every ruby class with the exception of basicobject implements the to s method to return itself as some type of string representation.