Editing WoW:World of Warcraft API (section)

=== Training ===
:{{id|API|BuyTrainerService}}(index) - Used for buying new/upgrading professions, profession items and class skills.
:{{id|API|CloseTrainer}}() - Closes the trainer window.
:{{id|API|GetNumTrainerServices}}() - Get the number of the trainer services.
:{{id|API|GetTrainerGreetingText}}() - Get the trainer's greeting text.
:{{id|API|GetTrainerSelectionIndex}}() - Get the index of the selected trainer service.
:{{id|API|GetTrainerServiceAbilityReq}}(trainerIndex,reqIndex) - Used for displaying the requirements to learn a new profession, profession skill or class skill.
:{{id|API|GetTrainerServiceCost}}(index) - Returns the cost of a specific trainer service.
:{{id|API|GetTrainerServiceDescription}}(index) - Returns the description of a specific trainer service.
:{{id|API|GetTrainerServiceIcon}}(index) - Returns icon texture for a trainer service.
:{{id|API|GetTrainerServiceInfo}}(index) - Returns information about a trainer service.
:{{id|API|GetTrainerServiceItemLink}}(index) - Returns an item link for a trainer service.
:{{id|API|GetTrainerServiceLevelReq}}(index) - Get the required level to learn the skill.
:{{id|API|GetTrainerServiceNumAbilityReq}} - Get the maximum number of requirements that [[#GetTrainerServiceAbilityReq]]() has.
:{{id|API|GetTrainerServiceSkillLine}}(index)
:{{id|API|GetTrainerServiceSkillReq}}(index) - Returns a String and Variable for the requirements of a specific trainer service.
:{{id|API|GetTrainerServiceTypeFilter}}("filter") - Returns the status of a skill filter in the trainer window.
:{{id|API|IsTradeskillTrainer}}() - Returns 1 if trainer is for a tradeskill.
:{{id|API|OpenTrainer}}()
:{{id|API|SelectTrainerService}}()
:{{id|API|SetTrainerServiceTypeFilter}}("filter",state) - Sets the status of a skill filter in the trainer window.