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Plugins/api/fnGetColumnIndex.js

27 lines
787 B
JavaScript

/**
* Maintenance of web-sites can often cause unexpected headaches, particularly
* if the hardcoded index of an array (the columns in a DataTables instance)
* needs to change due to an added or removed column. This plug-in function
* will match a given string to the title of a column in the table and return
* the column index, helping to overcome this problem.
* @name fnGetColumnIndex
* @anchor fnGetColumnIndex
* @author <a href="http://www.rosstechassociates.com/">Michael Ross</a>
*
* @example
*
*/
$.fn.dataTableExt.oApi.fnGetColumnIndex = function ( oSettings, sCol )
{
var cols = oSettings.aoColumns;
for ( var x=0, xLen=cols.length ; x<xLen ; x++ )
{
if ( cols[x].sTitle.toLowerCase() == sCol.toLowerCase() )
{
return x;
};
}
return -1;
};