Tag: Tutorial

Use WordPress’s bundled jQuery correctly in themes and plugins.

Perform GET requests with the short $.get helper.

Send POST bodies with $.post for forms and create actions.

Get and set input values with .val().

Validate required fields and formats before submit or AJAX.

Read/write checked state and gather selected checkbox values.

Get the selected radio value in a named group.

Read/set selected options and respond to change.

Access selected files via the input’s files property / FormData.

Understand AJAX as async HTTP without full page reloads.