使用Javascript从Kendo网格中的列名获取列索引 [英] Get column index from column name in Kendo grid in Javascript
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问题描述
如果我们知道Kendo网格中的列名，有没有办法找出网格中列的索引?
Is there a way we can find out the index of column in grid, if we know the column name in Kendo grid?
例如
EmployeeID| Name
123 | John
我想知道名称"字段的索引，即网格中的 1.任何建议.
I want to know the index of 'Name' field i.e. 1 in the grid. Any suggestions.
谢谢.
桑吉夫
推荐答案
请尝试使用以下代码片段.
Please try with the below code snippet.
<!DOCTYPE html>
<html>
<head>
<title>Jayesh Goyani</title>
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2015.2.902/styles/kendo.common-bootstrap.min.css" />
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2015.2.902/styles/kendo.bootstrap.min.css" />
<script src="https://kendo.cdn.telerik.com/2015.2.902/js/jquery.min.js"></script>
<script src="https://kendo.cdn.telerik.com/2015.2.902/js/kendo.all.min.js"></script>
</head>
<body>
<div id="example"></div>
<input type="text" id="txtColumnName" />
<button onclick="GetColumnIndexFromName();">GetIndex</button>
<script>
$(document).ready(function () {
$("#example").kendoGrid({
dataSource: {
type: "odata",
transport: {
read: "https://demos.telerik.com/kendo-ui/service/Northwind.svc/Customers"
},
pageSize: 20
},
height: 550,
groupable: true,
sortable: true,
pageable: {
refresh: true,
pageSizes: true,
buttonCount: 5
},
columns: [{
template: "<div class='customer-name'>#: ContactName #</div>",
field: "ContactName",
title: "Contact Name",
width: 240
}, {
field: "ContactTitle",
title: "Contact Title"
}, {
field: "CompanyName",
title: "Company Name"
}, {
field: "Country",
width: 150
}]
});
});
function GetColumnIndexFromName() {
var index = -1;
var strName = $("#txtColumnName").val();
var grid = $("#example").data("kendoGrid");
var columns = grid.options.columns;
if (columns.length > 0) {
for (var i = 0; i < columns.length; i++) {
if (columns[i].field == strName) { // columns[i].title -- You can also use title property here but for this you have to assign title for all columns
index = i;
}
}
}
if (index == -1) {
alert("column name not exists");
}
else {
alert("column index is:- " + index);
}
}
</script>
</body>
</html>
如果有任何问题，请告诉我.
Let me know if any concern.
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