Playground
Samples
class DataTable {
public columns: Array<string>;
public rows: Array<DataRow>;
}
class DataRow {
public cells: Array<string>;
}
class Test {
public jsonObject =
{
"columns": ["ColumnA", "ColumnB", "ColumnC"],
"rows":
[
{ "cells": ["A1", "B1", "C1"] },
{ "cells": ["A2", "B2", "C2"] }
]
};
public run() {
var x = (<DataTable>this.jsonObject);
x.columns.push("ColumnD");
alert(x.columns.length);
}
}
var test = new Test();
test.run();
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