The change in the y-related value since the last drag event.
The change in the y-related value since the last drag event. The y-related value is typically "y" (translateY) or "top"
“ Aside from GreenSock’s laser-focused attention to detail, GSAP is fast, reliable, flexible, exceptional value (read: free in most cases) and, very importantly, supported. ”
“ Spent today converting an animation to pure CSS, and then into GSAP. GreenSock was an order of magnitude easier. Love it. ”
Tristan Mugford, @tmugford
“ GreenSock is the best thing that happened to SVG animations since SVG animations. ”
“ GSAP was a revelation for me to be compared with the introduction of jQuery ”
Jan Paepke, @janpaepke
“ GSAP and CSS Transitions: I've done both, and its like comparing an F16 to a horse. Take like 10 minutes to try. ”
Vic C., @puppetMaster3
“ Go and browse through FWA or Awwwards, then view source of anything you see that has cool animation and you will be surprised how widely GSAP is used. ”
“ If every library were as robust and reliable as GreenSock’s, the world would be a much better place for software engineers and their clients. I can't think of a better designed or better performing tool, and as a bonus, it's fun as heck to play with. ”
“ There is no doubt that GreenSock is currently the best available tool for creating astonishing interactive websites and animation effects. ”
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