Introduction and usage of Number Permutation Generator:
This tool can perform full permutation processing on input numbers, words, characters or letter phrases, generating all possible permutation combinations.

Steps: 1. Enter the content to be permuted (separate multiple elements with commas or spaces);
2. Select permutation mode (full permutation/specified length permutation);
3. Click the generate button to get all permutation results.
Suitable for password generation, combination analysis, creative and other scenarios.