HTMLTableElement.tHead
  The HTMLTableElement.tHead represents the
  <thead> element of a <table> . Its value will be
  null if there is no such element.
Syntax
thead_element = table.tHead;
table.tHead = thead_element;
Parameters
thead_elementis aHTMLTableSectionElement.
Example
if (table.tHead == my_head_el) {
  // ...
}
Specifications
| Specification | 
|---|
| HTML Standard  # dom-table-thead-dev  | 
Browser compatibility
BCD tables only load in the browser
See also
- The interface implementing this property: 
HTMLTableElement.