convert json data to a html table
var _table_ = document.createElement('table'),
_tr_ = document.createElement('tr'),
_th_ = document.createElement('th'),
_td_ = document.createElement('td');
// Builds the HTML Table out of myList json data from Ivy restful service.
function buildHtmlTable(arr) {
var table = _table_.cloneNode(false),
columns = addAllColumnHeaders(arr, table);
for (var i = 0, maxi = arr.length; i < maxi; ++i) {
var tr = _tr_.cloneNode(false);
for (var j = 0, maxj = columns.length; j < maxj; ++j) {
var td = _td_.cloneNode(false);
cellValue = arr[i][columns[j]];
td.appendChild(document.createTextNode(arr[i][columns[j]] || ''));
tr.appendChild(td);
}
table.appendChild(tr);
}
return table;
}
// Adds a header row to the table and returns the set of columns.
// Need to do union of keys from all records as some records may not contain
// all records
function addAllColumnHeaders(arr, table) {
var columnSet = [],
tr = _tr_.cloneNode(false);
for (var i = 0, l = arr.length; i < l; i++) {
for (var key in arr[i]) {
if (arr[i].hasOwnProperty(key) && columnSet.indexOf(key) === -1) {
columnSet.push(key);
var th = _th_.cloneNode(false);
th.appendChild(document.createTextNode(key));
tr.appendChild(th);
}
}
}
table.appendChild(tr);
return columnSet;
}
document.body.appendChild(buildHtmlTable([{
"name": "abc",
"age": 50
},
{
"age": "25",
"hobby": "swimming"
},
{
"name": "xyz",
"hobby": "programming"
}
]));