setCustomSorting

sets a custom sorting

func	function	the function used for comparison
col	number	the index of a column to apply the custom sorting to

Available only in PRO Edition

Example

//the second column is sorted by the number of symbols in the text
mygrid.setCustomSorting(sort_custom,1);
...
function sort_custom(a,b,order){
    var n=a.length;
    var m=b.length;
    if(order=="asc")
        return n>m?1:-1;
    else
        return n<m?1:-1;
}

the custom sort has three params:valueA,valueB,order; where the order can be "asc" or "des"

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