Concatenation refers to the operation of appending one sequence to another.
Concat
Concatenates two sequences to form one sequence.
Method Syntax
// Concat
var numbers1 = new int[] { 1, 2, 3 };
var numbers2 = new int[] { 4, 5, 6 };
var numbers = numbers1.Concat(numbers2);
// numbers = { 1, 2, 3, 4, 5, 6 }
Query Syntax
// Not applicable.