Nov 25, 2013 · What is the difference between .size() and .length ? Is .size() only for arraylists and .length only for arrays?

I know how to use the JavaScript for loops to cycle through arrays for example, but I still didn't understand what the array.length -1 means, specifically the -1 part. When using a for loop over an

Aug 8, 2008 · 38 This method gets all your object's property names in an array, so you can get the length of that array which is equal to your object's keys' length.

But when you are using people[i].length(), you are accessing the string at that position of the array, and getting the length of the string, therefore using the .length() method in the String class. However, just …

Feb 8, 2018 · Why do we have the length of an array as an attribute, array.length, and for String we have a method, str.length()? Is there some reason?

Closed last year. length() returns the number of characters in the string and size() returns a size_t which is also the same but used to make it consistent with other STL containers. For computing length(), …

What is the maximum length of a URL for each browser? Is a maximum URL length part of the HTTP specification?

Loops and array utility methods can use array.length to mean "up to the last element". The only place I can think of for using array.length - 1 is when accessing the last element, eg to find largest number in …

To get the number of columns, we need to access the first array and consider its length. In this case, we access [1, 1, 1, 1] and thus, the number of columns = 4.

The LENGTH () (MySQL) or LEN () (MSSQL) function will return the length of a string in a column that you can use as a condition in your WHERE clause. Edit I know this is really old but thought I'd …