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Doc - make it clear that closest can return the element itself #1487 (#1488)

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3
www/content/attributes/hx-indicator.md
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@ -7,7 +7,8 @@ added to it for the duration of the request. This can be used to show spinners o
while the request is in flight.
The value of this attribute is a CSS query selector of the element or elements to apply the class to,
or the keyword `closest`, followed by a CSS selector, which will find the closest matching parent (e.g. `closest tr`);
or the keyword [`closest`](https://developer.mozilla.org/docs/Web/API/Element/closest), followed by a CSS selector,
which will find the closest ancestor element or itself, that matches the given CSS selector (e.g. `closest tr`);
Here is an example with a spinner adjacent to the button:

3
www/content/attributes/hx-target.md
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@ -7,7 +7,8 @@ request. The value of this attribute can be:
* A CSS query selector of the element to target.
* `this` which indicates that the element that the `hx-target` attribute is on is the target.
* `closest <CSS selector>` which will find the closest parent ancestor that matches the given CSS selector
* `closest <CSS selector>` which will find the [closest](https://developer.mozilla.org/docs/Web/API/Element/closest)
ancestor element or itself, that matches the given CSS selector
(e.g. `closest tr` will target the closest table row to the element).
* `find <CSS selector>` which will find the first child descendant element that matches the given CSS selector.
* `next <CSS selector>` which will scan the DOM forward for the first element that matches the given CSS selector.

2
www/content/attributes/hx-trigger.md
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@ -58,7 +58,7 @@ is seen again before the delay completes it is ignored, the element will trigger
* The extended CSS selector here allows for the following non-standard CSS values:
* `document` - listen for events on the document
* `window` - listen for events on the window
* `closest <CSS selector>` - finds the closest parent matching the given css selector
* `closest <CSS selector>` - finds the [closest](https://developer.mozilla.org/docs/Web/API/Element/closest) ancestor element or itself, matching the given css selector
* `find <CSS selector>` - finds the closest child matching the given css selector
* `target:<CSS selector>` - allows you to filter via a CSS selector on the target of the event. This can be useful when you want to listen for
triggers from elements that might not be in the DOM at the point of initialization, by, for example, listening on the body,

3
www/content/docs.md
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@ -392,7 +392,8 @@ input tag.
`hx-target`, and most attributes that take a CSS selector, support an "extended" CSS syntax:
* You can use the `this` keyword, which indicates that the element that the `hx-target` attribute is on is the target
* The `closest <CSS selector>` syntax will find the closest parent ancestor that matches the given CSS selector.
* The `closest <CSS selector>` syntax will find the [closest](https://developer.mozilla.org/docs/Web/API/Element/closest)
ancestor element or itself, that matches the given CSS selector.
(e.g. `closest tr` will target the closest table row to the element)
* The `next <CSS selector>` syntax will find the next element in the DOM matching the given CSS selector.
* The `previous <CSS selector>` syntax will find the previous element in the DOM the given CSS selector.