# ft\_lstadd\_front

### Subject

{% code overflow="wrap" %}

```
FT_LSTADD_FRONT (simplified)

NAME
    ft_lstadd_front -- Adds a new element at the front of the list
SYNOPSIS
    void ft_lstadd_front(t_list **lst, t_list *new);
DESCRIPTION
    Add the 'new' element at the front of the list
PARAMETERS
    lst: pointer address to the first element of the list
    new: pointer address of the new element to add to the list
RETURN VALUES
    None
AUTHORIZED EXTERNAL FUNCTIONS
    None
```

{% endcode %}

### Understandable explanation

This function lets us add a new element to the front of an existing list.

We receive the new element and the existing list.

### Hints

<pre class="language-c" data-title="ft_lstadd_front" data-overflow="wrap" data-line-numbers><code class="lang-c"><strong>/* set the new element's next address to point 
</strong><strong> * to the start of the existing list
</strong><strong> */
</strong><strong>/* set the existing list pointer to point to the new element
</strong><strong> */
</strong></code></pre>

### Commented solution

<details>

<summary>ft_lstadd_front</summary>

{% code title="ft\_lstadd\_front.c" overflow="wrap" lineNumbers="true" %}

```c
#include "libft.h"

void ft_lstadd_front(t_list **alst, t_list *new)
{
    /* setting the new element's next address to point
     * to the start of the existing list
     */
    new->next = *alst;
    /* set the existing list pointer to point to the new element
     */
    *alst = new;
}
```

{% endcode %}

</details>


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://42-cursus.gitbook.io/guide/0-rank-00/libft/bonus-functions/ft_lstadd_front.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.