WoW API: User defined functions
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These are cut-and-paste functions that you can use in your addons, submitted by WoWWiki contributors.
Please use Boilerplate: User Defined Function when submitting new functions.
Color Functions
- ColorGradient(perc, R1, G1, B1, R2, G2, B2[, ...]) - Converts a percent value into a gradient from 2 or more RGB values
- HexToRGB("string") - Converts a hex color string to RGB values (0-255)
- HexToRGBPerc("string") - Converts a hex color string to RGB values (0.0-1.0)
- RGBToHex(red, green, blue) - Converts a RGB value (0-255) into a hex string
- RGBPercToHex(red, green, blue) - Converts a RGB value (0.0-1.0) into a hex string
Frame Functions
- Frame:SetManyAttributes(...) - Simple function to embed in a frame to set many atributes at once.
Item Functions
- EquipItemByLink(link) - Equips the first matching item found in the player's bags.
Localization Tables
- LocalizedClassNames - Table of localized classes
String Functions
- GetWords("string") - Split words on space boundary, return table
- strfindt(tabCaptures, ...) - Wrapper for strfind() that returns captures in a table - can be used in if() clauses!
- StringHash("string") - Create a fair-quality 32-bit hash of a string
- printMSG("string") - Displays a custom message to the default chat frame, for the user to see (time, code and size saver).
Table Functions
- EraseTable(t) - Erase all values from a table
- tinsertbeforeval(tab, valBefore, val) - Insert one value before another (without knowing its index)
- tremovebyval(tab, val) - Remove a value (without knowing its index)
- tcount(tab) - Count table members (works on non-integer-indexed tables)
- tcopy(tabTo, tabFrom) - Recursively copy contents of one table to another
Time Functions
- GameTime:Get() - Get server time including seconds and milliseconds
See also
- Category:HOWTOs - most have cut-and-pasteable code snippets