> ## Documentation Index
> Fetch the complete documentation index at: https://blog.sumathi.dev/llms.txt
> Use this file to discover all available pages before exploring further.

#  While loops

* While loop
  * runs untill condition is true
  * ```js theme={null}
      // While loop may never end can crash you computer
      let n = "10";
      n = Number.parseInt(n)

      let i = 0;
      while (i<n) {
          console.log(i);
          i++;
      }
    ```
* do While loop
  * runs atleast once
  * ```js theme={null}
      // do while loop runs atleast once , code runs first and condition checked second
      let i = 5
      do {
          console.log(i);
          i++;

      } while (i < 20)
    ```