[英]How can I uncheck all the checkboxes?
我正在尝试为用户提供一个选项来选择另一种方式来继续操作,并且他们需要为每个无线电选择一个复选框。 那么,如果选择的复选框数量超过1,如何取消选中所有复选框?
function testaCheck(idMaster){
var inputs,i,checados=0;
inputs = document.getElementsByTagName("input");
for(i=0;i<inputs.length;i++){
if(inputs[i].type=="checkbox"){
if(inputs[i].checked==true){
checados++;
document.getElementsByName('DS_MD'+idMaster).value = idMaster;
$("#formSelectMAWB").find("#masterDireto").val(idMaster);
}
}
}
if(checados>1){
alert("Só pode haver um item selecionado.");
document.getElementsByTagName(inputs.checked=false);
return ;
}
};
<label class="input-control radio">
<input type="radio" name="idMAWB" id="idMAWB" value="<%=ID_CD_MAWB%>" onClick="selecionaMAWB(this.value)">
<span class="helper"><%=DS_MAWB%></span>
</label>
<label for="DS_MD<%=ID_CD_MAWB%>">
<input type="checkbox" name="DS_MD<%=ID_CD_MAWB%>" id="masterDireto<%=ID_CD_MAWB%>" onClick="testaCheck(<%=ID_CD_MAWB%>)">
<span class="helper"> <%=ID_CD_MAWB%> </span>
</label>[layout test][1]
链接:[ 1
]: https : //i.stack.imgur.com/ynIAR.png
您应该正确格式化代码
function testaCheck(idMaster) {
var inputs, i, checados = 0;
inputs = document.getElementsByTagName("input");
for (i = 0; i < inputs.length; i++) {
if (inputs[i].type == "checkbox") {
if (inputs[i].checked == true) {
checados++;
document.getElementsByName('DS_MD' + idMaster).value = idMaster;
$("#formSelectMAWB").find("#masterDireto").val(idMaster);
}
if (checados > 1) {
uncheckAll(inputs);
}
}
}
};
function uncheckAll(inputItems){
alert("Só pode haver um item selecionado.");
for (i = 0; i < inputItems.length; i++) {
inputItems[i].checked = false;
}
}
function testaCheck(idMaster) {
var inputs, i, checados = 0;
inputs = document.getElementsByTagName("input");
for (i = 0; i < inputs.length; i++) {
if (inputs[i].type == "checkbox") {
if (inputs[i].checked == true) {
checados++;
document.getElementsByName('DS_MD' + idMaster).value = idMaster;
$("#formSelectMAWB").find("#masterDireto").val(idMaster);
}
}
}
if (checados > 1) {
uncheckAll(inputs);
document.getElementsByName('DS_MD' + idMaster).value = null;
$("#formSelectMAWB").find("#masterDireto").val(null);
}
};
function uncheckAll(inputItems){
alert("Só pode haver um item selecionado. Favor refazer a seleção");
for (i = 0; i < inputItems.length; i++) {
inputItems[i].checked = false;
}
}
感谢您的帮助,这是我的最终代码,可以取消选中所有检查,并在取消选中之前将值设置为null。
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