Tutorial map. This is a backwards-incompatible change. You probably need more that that. That is: removes all dashes, each word after dash becomes uppercased. The other question was a first index of a number and the answer I got used an array method. Note that '0' doesn't evaluate to true and '-1' doesn't evaluate to false. RandellDawson July 8,am 7.
firstDigit = 'Testi2ng4'.match(/\d/) // will give you the first digit in the string indexed = 'Test2ing4'.indexOf(firstDigit).
Well I guess I need to look at. › forum › how-to-find-index-of-first-numb. we cannot have different types of element in array because array is a collection of one type of in array we can find the element.
Note: All array functions will also work on the arguments object.
You may also read through the annotated source code. Memo is the initial state of the reduction, and each successive step of it should be returned by iteratee.
See the following code with differnet string and see the output. We can use them here for neater sorting: arr. Useful for transmuting the arguments object.
expected output: "The index of the first "dog" from the beginning is 40". The following example sets count to the number of occurrences of the. f() function finds the index of the first occurrence of the argument string in the given string.
The value returned is 0-based. The syntax of the function is.
Edit on GitHub.
Write the function getAverageAge users that gets an array of objects with property age and returns the average age. The uniq function can now take array, iterator, context as the argument list.