Difference between IndexOf and index =

[webmanz]

Difference between these two index?

 

For ( index = 0; index < dogs.length; index + +);

and

indexOf

 

Edited June 19, 2018 by webmanz

[administrator]

indexOf is a function built into JavaScript that finds the position of a text in a string of text. In your example, index is just a variable. 

[martinsmith]

findIndex  Returns the index of the first element in the array where predicate is true, and -1 otherwise. indexOf - Returns the index of the first occurrence of a value in an array