December 2013
Intermediate to advanced
384 pages
9h 54m
English
Content preview from jQuery and JavaScript Phrasebook
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Finding What Character Is at a Specific Location in a String
var s = "In The Darkness Bind Them"; s.charAt(7); //returns 'D' s[7]; // also returns 'D'
String objects provide the charAt(offset), which returns the character contained at the offset specified. Also, strings in JavaScript are basically arrays of characters, so you can get the character at a specific offset using stringName[offset]. Keep in mind that the offsets are always zero based, so their first character is at offset 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.
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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.