What are the differences between page actions and browser actions?

Question

I did a browser action, but I just tried checking the action of the page. The button is placed in the same place, but the page action button cannot be pressed (the icon is grayed out). I thought the page button buttons were located in the address bar, not the toolbar. Why is it in one place?

My browser action button:

My page action button:

Answer 1

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Chrome :

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API:

• • ColorArray
  • ImageDataType ¹
• • - browserAction.disable(integer tabId)
  • enable - browserAction.enable(integer tabId)
  • getBadgeBackgroundColor - browserAction.getBadgeBackgroundColor(object details, function callback)
  • getBadgeText - browserAction.getBadgeText(object details, function callback)
  • getPopup ¹ - browserAction.getPopup(object details, function callback)
  • getTitle ¹ - browserAction.getTitle(object details, function callback)
  • setBadgeBackgroundColor - browserAction.setBadgeBackgroundColor(object details)
  • setBadgeText - browserAction.setBadgeText(object details)
  • setIcon ¹ - browserAction.setIcon(object details, function callback)
  • setPopup ¹ - browserAction.setPopup(object details)
  • setTitle ¹ - browserAction.setTitle(object details)
• • OnClicked ¹

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API:

• • ImageDataType ¹
• • getPopup ¹ - pageAction.getPopup(object details, function callback)
  • getTitle ¹ - pageAction.getTitle(object details, function callback)
  • - chrome.pageAction.hide(integer tabId)
  • setIcon ¹ - pageAction.setIcon(object details, function callback)
  • setPopup ¹ - pageAction.setPopup(object details)
  • setTitle ¹ - pageAction.setTitle(object details)
  • show - pageAction.show(integer tabId)
• • OnClicked ¹

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