select change function

Select is still important in socket programming, but it is not very popular for beginners of socket programming, they are just used to writing blocking programs such as connect, accept, Recv, or recvfrom (the so-called blocking method block, as the

Add a click event to TR, use the Find method to find all levels of elements under TR, children only the elements at the next level, so use Find.The return value of find is a jquery object, and in this project it is not known why the use of jquery to

Select and deselect the check box to enable background color change and deselect color change. Select and deselect the check box to enable background color change and cancel color change:In order to improve the humanization of the News list such as

http://blog.csdn.net/leo115/article/details/8097143 The Select function is still more important in the socket programming, but for beginners of the socket are not too fond of using Select to write programs, they are only accustomed to writing such

Select in the socket programming is still more important, but for beginners socket people are not too fond of using select Write program, they just used to write such as Connect, accept, Blocking programs such as recv or recvfrom (the so-called

Http://bbs.ednchina.com/BLOG_ARTICLE_151601.HTM Blocking I/O programming has two features:1. If one finds that I \ O has input and the other has input during reading, no response will be generated at this time, that is, data input is available only

Example of the index value for selecting and changing options in js dynamic change select, jsoption document.getElementById("louyuming").options[0].selected=true;function jsSelectIsExitItem(objSelect, objItemValue) { var isExit = false; for (var i =

document.getElementById ("louyuming"). Options[0].selected=true; function Jsselectisexititem (Objselect, Objitemvalue) {var isexit = false;for (var i = 0; i if (Objselect.options[i].value = = Objitemvalue) {Isexit = true;Break}}return isexit;} The

Today in the check function, suddenly found in IE there is a select dynamic changes in the width has been shortened, tried a lot of ways are not solvedOn the internet for a long time to find a, first insert the empty option, then the assignment is

Escape from the traditional four kinds of operation: increase, delete, change, check. [Add]: Copy Code code as follows: $ ("#select_id"). Append ("Text"); Append an option to select (dropdown) $ ("#select_id"). Prepend ("