API C ItemUpgrade.GetItemUpgradeEffect

Returns the effect of upgrading an item on one of its effects. outBaseEffect, outUpgradedEffect = C_ItemUpgrade.GetItemUpgradeEffect(effectIndex [, numUpgradeLevels])

• effectIndex: - Index of the effect to query, ascending from 1 to
• numUpgradeLevels:

• outBaseEffect: - effect text before the item upgrade (e.g. "When your attacks hit you have a chance to gain 3,386 critical strike for 30 sec.")
• outUpgradedEffect: - effect text after the item upgrade (e.g. "When your attacks hit you have a chance to gain 3,649 critical strike for 30 sec.")

• The function returns information about the item currently being considered for an upgrade (e.g. using ).
• Item effects are non-stat bonuses on the item, like custom Equip: bonuses (procs) and Use: abilities.
• The strings returned by this function are plain text; FrameXML attempts to highlight the differences in numbers using string operations (see ItemUpgradeFrame_GetUpgradedEffectString)