animation - How to fade in individual letters of text on iOS -

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this question has answer here:

what's best way fade in individual letters of uilabel on time? i'm looking create similar example below.

http://s11.postimg.org/5s16qmwn5/secret.gif

i wouldn't use uilabel this.

i create uiview catextlayers inside it, 1 text layer each character. can animate text layers independently.

check out apple's wwdc videos on core animation learn how works. it's simple.


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