add a new row in a table on click of button add using jquery code example

Example 1: Add table row in jQuery

$('#myTable tr:last').after('<tr>...</tr><tr>...</tr>');

//OR

$('#myTable > tbody:last-child').append('<tr>...</tr><tr>...</tr>');

Example 2: add table row jQuery

$('#myTable tr:last').after('<tr>...</tr>');