How do I join a split array?
How it works:
- First, split the title string by the space into an array by using the split() string method.
- Second, concatenate all elements in the result array into a string by using the join() method.
- Third, convert the result string to lower case by using the toLowerCase() method.
What is the default separator in case of join method *?
join() method is used to join the elements of an array into a string. The elements of the string will be separated by a specified separator and its default value is a comma(, ).
How do you join arrays?
1. Immutable merge of arrays
- 1.2 Merge using array.concat() method.
The join() method creates and returns a new string by concatenating all of the elements in an array (or an array-like object), separated by commas or a specified separator string. If the array has only one item, then that item will be returned without using the separator.
The split() method splits a String object into an array of strings by separating the string into substrings. The splice() method changes the content of an array by removing existing elements and/or adding new elements. The join() method joins all elements of an array into a string.
Why do we use join () function in Python?
The Python join() function is used to join all the elements from the iterable and create a string and return it as an output to the user. Python join() returns a new string which is the concatenation of the other strings in the iterable specified.
join() The join() method creates and returns a new string by concatenating all of the elements in an array (or an array-like object), separated by commas or a specified separator string. If the array has only one item, then that item will be returned without using the separator.