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In the process of using jquery, a more specific attribute is found, that is, whether the checkbox of the input tag is selectedafter jquery 1.6 + , the check state of the checkbox is not obtained directly from $ (XXX). attr ("checked"), but prop (NAME|PROPERTIES|KEY,VALUE|FN)Specific examples:if ($ (' input[name= ' Iscknotrans "]). Prop ("
This day with the jquery function, want to implement a simple check box dynamic full selection or all not selected, the results test found attr (' checked ', ' checked '); with attr (' checked ', true); The second call did not respond, and it did not work at all. So what is the reason? The "running professor" everywhere to search the Internet jQuery
In IE, when using checkbox or radio, you may find that sometimes the CheckBoxObject cannot be used. checked = true or CheckBoxObject. the setAttribute ('checked', true) method causes the checkbox or radio to be pre-selected.To solve this problem, you can use the checkultchecked attribute of
In IE, when using checkbox or radio, you may find that sometimes the checkboxobject cannot be used. checked = true or checkboxobject. the setattribute ('checked', true) method causes the checkbox or radio to be pre-selected. To solve this problem, you can use the checkultchecked attribute of
Record how to obtain the checked attribute of the checkbox for forgetting: Assume that an HTML page contains the following code: So how can we get the checked status of chbrem through jquery: The error code is as follows: Alert ($ ("# chbrem"). ATTR ("checked ")); The correct retrieval method should be: Alert (
JS getattribute Get Checkbox/radio checked value is different in each browserE6/7: Return false/true in turn IE8: Returns an empty string in turn/checked Ie9/10/firefox/safari/chrome/opera: Returns the null/empty string in turn Input[type=radio] In the same situation as above, similar Boolean properties are: Autofocus|autoplay|async|
This article mainly introduced the jquery change Radio/checkbox selected state, obtains the selected value (the example code) needs the friend may come over the reference, hoped that has the help to everybodyIf previously selected, remove the selected radio $ ("#tj_cat. Pro_category"). each (function () {if ($ (this). attr (' checked ')) { $ (this). attr (' ch
/* * * Select All * * function checkall () { $ (true); } /** * all not selected * /function uncheckall () { $ (false); Problem Description:The initial status check box does not have a full selection,Click the Select All button to call the Checkall method,A full selection is achieved,Then click the Uncheck All button,To achieve a complete no-election,Then click the Select All button again,The result is a full selection of wood,Then repeatedly click on the wood t
/** * Select All */ function Checkall () { $ ("input[name=ids]"). attr ("Checked", true); } /** * All not selected */ function Uncheckall () { $ ("input[name=ids]"). attr ("Checked", false); } Problem Description:The initial status check box does not have a full selection,Click the Select All button to call the Checkall method,A full selection is achieved,Then click the Uncheck A
About the JS PHP tutorial process checkbox checked and take the value of learning notes--> What if you want to use PHP to get the value of a checkbox, you can use the $_post[' checked[] variable name in PHP, the output is an array, we just have to deal with the array.
Js limits the number of checkbox checked items and php's method of getting multiple checkbboxes for in-depth analysis. The first is the js code that limits the number of checked items in the checkbbox: Copy the code as follows :! DOCTYPEHTMLPUBLIC-W3CDTDHTML4.01TransitionalENwww.w3.orgTRhtml4loose.dtdh The first is the js code that limits the number of
$ ("#login-showpassword"). Click (function () { //$ (this). attr ("checked") This returns undefined //this.checked; returns true if ($ (this). Is (": Checked")) { $ ("#text-password") . Val ($ ("#login-password"). Val ()); $ ("#text-password"). Show (); $ ("#login-password"). Hide (); } else { $ ("# Login-password "). Val ($ (" #text-password "). Val ()); $ ("#login-password").
Compares the elements in the discs and outlets of two objects for equality. Same, the corresponding checkbox is checkedController Transfer Discs,outletsList/* SYSTEM.OUT.PRINTLN (discs.get (0). Getoutlet () + "@@");System.out.println (Discs.get (1). Getoutlet () + "!! ");System.out.println (Discs.get (2). Getoutlet () + "# #"); */Model.addattribute ("discs", discs);List/*system.out.println (Outlets.get (0). Getoutlet ());System.out.println (Outlets.ge
JS determines whether the checkbox is checked and shows hidden related instances Original site of the article, reprinted Friends Annotated from Www.111cn.net
= objid + "checkbox"; var objparentcheckbox = EN en T. getelementbyid (objid); If (objparentcheckbox = NULL | objparentcheckbox = "undefined") {} return; objparentcheckbox. checked = true; setparentchecked (objparentcheckbox); } // Set the node's subnode uncheched -- this node is not accessible, and its subnodes are not accessible.Function setchildunchecked (divid){VaR objchild = divid. Children;VaR CO
In ASP. net mvc, select checkbox to change the select content. The following requirement is met: You can check the checkbox to change the select content. Before checkbox is checked, it is as follows: After checking the checkbox
) { if(Elements[i].type = = "checkbox" elements[i].name.indexof (elename) >= 0) { if(document.getElementById (Cballeleid). Checked) {elements[i].checked= e.checked;//Select All } Else{elements[i].checked=false;//all do not choose } } }}Here is t
= true; // traverses the itemtemplate template foreach (repeateritem item in unprorepeater. items) {checkbox cb = (checkbox) item. findcontrol ("cddelete"); // obtain the control object based on the control ID. cddelete is the ID of the checkbox control if (CB. checked = true) {// delete operation, delete records by I
1. "pass yourself" in The onclick event" Code Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> ASP: templatefield Headertext = "Select all" > Headertemplate > Input Type = "Checkbox" ID = "Checkbox1" Name = "Checkbox1" Onclick = "Getallcheckbox (this )" /> Select All Headertemplate >
WebForm gets the value of the checkbox selected under the Repeat Control list:Code on the farm: Public Static stringgetselectedids (Repeater rpt_) {stringres =string. Empty; foreach(RepeaterItem RtpiteminchRpt_. Items) {HtmlInputCheckBox obj= Rtpitem.findcontrol ("checkbox") asHtmlInputCheckBox; if(obj! =NULL) { if(obj. Check
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