C++ Vector insert()

It is used to insert new element at specified position.

Syntax

Consider a vector v. Syntax would be:

Parameter

• iterator:An iterator defines the position, where the new elements are to be inserted.
• val: The valspecifies the value which is to be inserted.
• n: Number of times the value is to be occurred.
• (first,last): It defines the range of elements which is to be inserted.

Return value

It returns an iterator pointing to the newly inserted element.

Example 1

Let’s see a simple example.

Output:

java programs  

In this example, string “programs” is inserted in vector ‘v’ using insert() function.

Example 2

Let’s see a simple example.

Output:

C CC Tutorials   

Example 3

Let’s see a simple example.

Output:

1 2 3 4 5 6 7 8 9 10