jquery child index
jQuery除了可以利用CSS選擇器的規則找到網頁元素，還可以用其他特別的規則選取，這邊只介紹最常用的標準CSS選擇器規則。 ... .children([selector]) ... var ids = $('li').map(function(index, element) return $('li').attr('id'); });. 3., Just have a look at the jQuery API. The method you suggest, index , is exactly right: $('#parent .child').click(function() var index ...,Return Values. If no argument is passed to the .index() method, the return value is an integer indicating the position of the first element within the jQuery object ... ,index: The index of each child to match, starting with 1 , the string even or odd ... The :nth-child(n) pseudo-class is easily confused with :eq(n) , even though the ... ,The result of this call is a red background for item 3. Note that the supplied index is zero-based, and refers to the position of the element within the jQuery object, ... ,Description: Select the element at index n within the matched set. ... In contrast, :nth-child(n) uses 1-based indexing to conform to the CSS specification. ,The .get() method grants access to the DOM nodes underlying each jQuery object. If the value of index is out of bounds — less than the negative number of ... , If you know the child element you're interested in is the first: $('.second').children().first();. Or to find by index: var index = 0 ..., The reason that it returns -1 every time is because in Jquery -1 is a boolean for false and 0 is true. .index() basically asks whether an element ...
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jQuery除了可以利用CSS選擇器的規則找到網頁元素，還可以用其他特別的規則選取，這邊只介紹最常用的標準CSS選擇器規則。 ... .children([selector]) ... var ids = $('li').map(function(index, element) return $('li').attr('id'); });. 3. https://emn178.pixnet.net find index of child using jQuery? - Stack Overflow
Just have a look at the jQuery API. The method you suggest, index , is exactly right: $('#parent .child').click(function() var index ... https://stackoverflow.com .index() | jQuery API Documentation
Return Values. If no argument is passed to the .index() method, the return value is an integer indicating the position of the first element within the jQuery object ... https://api.jquery.com :nth-child() Selector | jQuery API Documentation
index: The index of each child to match, starting with 1 , the string even or odd ... The :nth-child(n) pseudo-class is easily confused with :eq(n) , even though the ... https://api.jquery.com .eq() | jQuery API Documentation
The result of this call is a red background for item 3. Note that the supplied index is zero-based, and refers to the position of the element within the jQuery object, ... https://api.jquery.com :eq() Selector | jQuery API Documentation
Description: Select the element at index n within the matched set. ... In contrast, :nth-child(n) uses 1-based indexing to conform to the CSS specification. https://api.jquery.com .get() | jQuery API Documentation
The .get() method grants access to the DOM nodes underlying each jQuery object. If the value of index is out of bounds — less than the negative number of ... https://api.jquery.com How to get child element by index in Jquery? - Stack Overflow
If you know the child element you're interested in is the first: $('.second').children().first();. Or to find by index: var index = 0 ... https://stackoverflow.com Get index of child using jQuery - Stack Overflow
The reason that it returns -1 every time is because in Jquery -1 is a boolean for false and 0 is true. .index() basically asks whether an element ... https://stackoverflow.com |