如何使用jquery對(duì)表格數(shù)據(jù)進(jìn)行增加、保存、刪除操作代碼詳解

<input name="button" type="button" value="添加" onClick="addRowForPswdBasicFillTemplate('pswd_basic_fill_template')">

function addRowForPswdBasicFillTemplate(tid){ 
var applyAreaOptionStr = $('#applyAreaOptionStr').val(); //這里是對(duì)select框的一些初始化 
did = tid; 
var tr = $("<tr></tr>").attr("bgcolor","#FFFFFF"); 
tr.append($("<td></td>").html("<input type='radio' name='radio' value='checkbox'></td>")); 
tr.append($("<td></td>").html("")); 
tr.append($("<td></td>").html("<input type='text' name='index_name' id='index_name' />")); 
tr.append($("<td></td>").html("")); 
tr.append($("<td></td>").html("<select name='apply_Area' id='apply_Area'>"+applyAreaOptionStr+"</select>")); 
tr.append($("<td></td>").html("<select name='index_species' id='index_species'>"+$("#indexSpeciesHtml").val()+"</select>")); 
tr.append($("<td></td>").html("<textarea maxlength='500' rows='3' cols='20' name='formula' id='formula'/>")); 
tr.append($("<td></td>").html("<input type='text' name='cap' id='cap' size='5'/>")); 
tr.append($("<td></td>").html("<input type='text' name='base_value' id='base_value' size='5'/>")); 
tr.append($("<td></td>").html("<input type='hidden' id='orgid' name='orgid' /> 
<select name='assessOrg' id='assessOrg'>"+$("#assessOrgHtml").val()+"</select>")); 
tr.appendTo($("#"+tid)); 
setRowNumber_1(tid); //保存編號(hào)，上移下移操作會(huì)用到 ，先不關(guān)注 
}

<input name="button" type="button" value="保存" onClick="savePswdBasicFillTemplate('pswd_basic_fill_template')">

function savePswdBasicFillTemplate(tid){ 
did = tid; 
var result = getPswdBasicFillTemplate(); //封裝數(shù)據(jù)操作，請(qǐng)仔細(xì)看 
if(result){ 
/* 
if(pswd_basic_fill_template.length<1){ 
showInfo("請(qǐng)?zhí)砑踊A(chǔ)數(shù)據(jù)標(biāo)準(zhǔn)"); 
return; 
} 
*/ 
for(var i=0;i<pswd_basic_fill_template.length;i++){ 
pswd_basic_fill_template[i]=JSON.stringify(pswd_basic_fill_template[i]); 
} 
$.post("<c:url value='/secbasicFillTemplate/save'/>",{"tempLateList":"["+pswd_basic_fill_template+"]"}, 
function(data) { 
if("false"==data){ 
showInfo("請(qǐng)先保存基礎(chǔ)信息！"); 
}else{ 
//delAllTr("pswd_basic_fill_template"); //刪除行 
showInfo("保存成功！") 
if(did!="fjsjbz"){ 
changeTaskType(tid); 
} 
} 
}); 
} 
} 
//基礎(chǔ)填報(bào)模版 
var pswd_basic_fill_template = {}; 
//要?jiǎng)h除的tableId 
var did = "pswd_basic_fill_template"; 
//獲取模板值 
function getPswdBasicFillTemplate(){ 
pswd_basic_fill_template=[]; 
var trs=eval("$(\"#"+did + " tbody tr\")"); 
var result=true; 
$.each(trs,function(i,tr){ 
var order = $(tr).find("td:nth-child(2)").text(); 
var indexCode = $(tr).find("input[name='index_code']").val(); 
var indexName = $(tr).find("input[name='index_name']").val(); 
var indexType = $(tr).find("select[name='index_type']").find("option:selected").text(); 
var indexSpecies = $(tr).find("select[name='index_species']").find("option:selected").text(); 
var formula = $(tr).find("textarea[name='formula']").val(); 
var cap = $(tr).find("input[name='cap']").val(); 
var baseValue = $(tr).find("input[name='base_value']").val(); 
var assessOrg = $(tr).find("select[name='assessOrg']").val(); 
var assessOrgName = $(tr).find("select[name='assessOrg']").find("option:selected").text(); 
var idObj = $(tr).find("input[name='idObj']").val(); 
var indexValue = $(tr).find("input[name='index_value']").val(); 
var templateType = "2"; 
if(did=="zdppbzlb"){ 
templateType = "3"; 
}else if(did=="fjsjbz"){ 
templateType = "4"; 
assessOrg = $(tr).find("select[name='countyOrg']").val(); 
} 
var taskType = $("#task_type").val(); 
if(indexCode.length<1){ 
showInfo("指標(biāo)名稱不能為空"); 
result = false; 
return false; 
} 
if(indexName.length<1){ 
showInfo("指標(biāo)代號(hào)不能為空"); 
result = false; 
return false; 
} 
var postIndexId = $('#postIndex').val(); 
var postIndexName = $('#postIndex').find("option:selected").text(); 
var applyAreaId = $(tr).find("select[name='apply_Area']").val(); 
var applyAreaName = $(tr).find("select[name='apply_Area']").find("option:selected").text(); 
var pswd_basic_fill_templateBean={ 
"postIndexId":postIndexId,"postIndexName":postIndexName,"applyAreaId":applyAreaId,"applyAreaName":applyAreaName, 
"indexCode":indexCode,"templateType":templateType,"indexValue":indexValue, 
"indexName":indexName,"taskType":taskType,"order":order,"id":idObj,"baseValue":baseValue, 
"indexSpecies":indexSpecies,"formula":formula,"cap":cap,"orgName":assessOrgName,"orgid":assessOrg 
} 
pswd_basic_fill_template.push(pswd_basic_fill_templateBean); 
}) 
return result; 
}

<method name="save" uri="/secbasicFillTemplate/save"> 
<result name="success" type="redirect">@list</result> 
<result name="failed">secassessment/basicFillTemplate/basicFillTemplateNew</result> 
</method>

public void save() { 
String obj = request().getParameter("tempLateList"); 
List<SecBasicFillTemplate> result = JSonUtil.paserJsonArray(SecBasicFillTemplate.class,obj); 
//將json轉(zhuǎn)化為對(duì)象 
}

//刪除一行的數(shù)據(jù) 
function delRowForSpacialById(tid){ 
var selObj=getSelRowJnSpacial(tid); 
if(selObj){ 
var result = confirm("確定將記錄刪除？"); 
if(result){ 
var id = selObj.parent().parent(); 
var idValue = id.find("input[name='idObj']").val(); 
if(idValue!=null && idValue.length>0){ 
$.post("<c:url value='/secbasicFillTemplate/delete'/>",{"ids":idValue},function(){ 
selObj.parent().parent().remove(); 
}) 
}else{ 
selObj.parent().parent().remove(); 
} 
} 
} 
} 
// 獲取選中的行 
function getSelRowJnSpacial(tid){ 
var selObj=eval("$(\"#"+tid+" input[@type=radio][checked]\")"); 
if(selObj.html()!=null){ 
return selObj; 
}else{ 
showInfo("請(qǐng)選擇要操作的行"); 
return null; 
} 
} 
struts 配置文件 
<method name="delete" uri="/secbasicFillTemplate/delete" > 
<result name="success" type="redirect">@list</result> 
</method> 
后臺(tái)方法 
public void delete(String ids) { 
//方法 
} 
上移下移功能 
按鈕 
<input name="button" type="button" value="上移" onClick="moveBefore('pswd_basic_fill_template')"> 
<input name="button" type="button" value="下移" onClick="moveAfter('pswd_basic_fill_template')"> 
//上移行 
function moveBefore(tid){ 
did =tid; 
var selObj= $("input:radio[checked]"); 
if(selObj==null){ 
showInof("請(qǐng)選擇要移動(dòng)的行"); 
}else{ 
var rowIndex = selObj.parent().parent()[0].rowIndex; 
if(parseInt(rowIndex)<=2){ 
showInfo("已經(jīng)到頂,不能再上移了"); 
return; 
} 
var preObj=selObj.parent().parent().prev(); 
var selRow=selObj.parent().parent().clone(); 
preObj.before(selRow); 
selObj.parent().parent().remove(); 
setRowNumber_1_1(did); 
} 
} 
function setRowNumber_1_1(tid){ 
var fNew = 1; 
var expression="$(\"#"+tid+" tbody tr\")"; 
var tbody=eval(expression); 
$.each(tbody,function(i,tr){ 
if(i>=0){ 
var number=i+1; 
$(tr).find("td:nth-child(2)").text(number); 
} 
}) 
} 
//下移行 
function moveAfter(tid){ 
did =tid; 
var selObj= $("input:radio[checked]"); 
if(selObj==null){ 
showInof("請(qǐng)選擇要移動(dòng)的行"); 
}else{ 
var r1 = selObj.parent().parent()[0].rowIndex; 
var a1 = eval("$(\"#"+did+" tbody tr\")").size(); 
if(parseInt(selObj.parent().parent()[0].rowIndex)-1 >= a1){ 
showInfo("已經(jīng)到最后一行,不能再下移了"); 
return; 
} 
var nextObj=selObj.parent().parent().next(); 
var selRow=selObj.parent().parent().clone(); 
nextObj.after(selRow); 
selObj.parent().parent().remove(); 
setRowNumber_1_1(tid); 
} 
} 
//設(shè)置rowNumber的序號(hào) 
function setRowNumber_1(tid){ 
var fNew = 1; 
var expression="$(\"#"+tid+" tbody tr\")"; 
var tbody=eval(expression); 
$.each(tbody,function(i,tr){ 
if(i>=0){ 
var idObj = $(tr).find("input[name='idObj']").val(); 
var f = $(tr).find("td:nth-child(4)").find("input[name='index_code']").val(); 
if(f!=null){ 
var f1 = f.substring(1); 
if(f1>=0){ 
fNew = parseInt(f1)+1; 
} 
} 
var number=i+1; 
$(tr).find("td:nth-child(2)").text(number); 
if(idObj==null && f==null){ 
var fValue = "<input id='index_code' name='index_code' value='F"+fNew+"' readonly='true' size='5'>"; 
if(tid=="zdppbzlb"){ 
fValue = "<input id='index_code' name='index_code' value='K"+fNew+"' readonly='true' size='5'>"; 
} 
$(tr).find("td:nth-child(4)").html(fValue); 
$(tr).find("td:nth-child(5)").html($("#selectHtml").val()); 
//var assessOrgHtml = "<input type='hidden' name='orgid' id='orgid'></input>"+$("#assessOrgHtml").val(); 
//$(tr).find("td:last-child").html(assessOrgHtml); 
} 
} 
}) 
}