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Issue backgroundWhen some HTML tags use box model properties, some properties fail?Block element exclusive row (whether to add width), the element before and after the other content to wrap directly applicable box model of all CSS properties of the row element is not exclusive row, multiple rows of elements can be rendered in a row part of the applicable CSS box

#coding =utf-8a= []While 1:TryUser_input = raw_input (' Please input a number: ')If User_input.strip () = = ' over ':BreakElseA.append (int (user_input))Exceptprint ' Error,try again! 'Print aMax_num = Max (a)Min_num = min (a)Max_num_index = A.index (max_num) # Find an elementMin_num_index = A.index (min_num)# Method 1A[0],A[MAX_NUM_INDEX]=A[MAX_NUM_INDEX],A[0]A[-1],A[MIN_NUM_INDEX]=A[MIN_NUM_INDEX],A[-1]Print a‘‘‘# Method 2Temp =a[0]a[0]= A[max_num_index]A[max_num_index]=tempTemp =a[-1]a[-1]= A

1, Bug Description: When the child elements set relative positioning (relative), the parent element of the overflow (set to Auto or hidden) is invalid, in IE6, 7 see or there will be overflow 2, the problem of IE version: IE6, IE7 3. Example: Give a simple example CSS section: . outer{width:200px;height:200px;Overflow:hidden;}. inner{width:300px;height:300px;position:relative;Background-color: #ffe17e;} HTML section: In this case, the inner part of t

jquery Radio value, checkbox value, select Value, Radio selected, CheckBox selected, select selected, and related Gets the value of a set of radio selected items var item = $ (' input[name=items][checked] '). Val (); Gets the text of the Select selected item var item = $ ("Select[name=items] option[selected]"). Text (); The second element of the Select Drop-down box is the currently selected value $ (' #select_id ') [0].selectedindex = 1; Radio the se

Use the pseudo element: after to clear the floating, the pseudo element after floating Float: left/right is often used when the page is displayed with multiple columns, but the floating layout will cause the height of the parent element to be 0 (when the height is not set ), it does not change according to the height of the child

Topic:Sorts unordered array elements and outputs the position of the original element corresponding to the sorted element after sorting(1) Method 1Method 1: First record the original corresponding position of the array element in another arrayAnd in the process of selecting sorting, exchanging array elements also exchange corresponding

Jquery filtering element method, jquery filtering elementSummary of commonly used element search methods of jQuery1. Basics$ ("# MyELement ")Select the element whose id value is equal to myElement. The id value cannot be repeated. In this document, only one id value is myElement, so the unique element is obtained.$ ("D

How does jquery obtain the next element of the current element? How does jquery obtain the next element of the current element:This topic describes how to use jquery to obtain the next element of the current element. For more information about how to use native js to obtain

Dynamically add or delete specified element code instances and dynamic element code instances Dynamically add or delete code instances of specified elements:This section describes how to dynamically add or delete a specified element to a code instance. No matter how likely the code appears in an application, this section describes how to implement similar functio

This article details the elements lt; details gt;, lt; details gt; as a brand new HTML5 element, which describes the details of a part of the document. Is a brand new HTML5 element that describes the details of a part of the document. Mark Tags are used together. By default . When ClickIt is displayed only after it is marked. El