July 1998
Intermediate to advanced
1456 pages
65h 5m
English
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Name
length — NN n/a IE 4 DOM n/a
Synopsis
Read-only
The number of frames (if any) nested within the current window. This
value is the same as that returned by
window.frames.length. When no frames are defined
for the window, the value is zero.
Example
if (window.length > 0) {
...
}Value
Integer.
Default
0
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.