Finding Files by Extension in Directory

This function is used to find all files with a specified extension in a given directory.

Technology Stack : os, re

Code Type : Function

Code Difficulty :

                
                    
import os
import re

def find_files_in_directory(directory, extension):
    """
    查找指定目录下所有指定扩展名的文件。

    :param directory: 指定目录的路径
    :param extension: 指定的文件扩展名，例如 '.txt'
    :return: 包含所有匹配文件的列表
    """
    matches = []
    for root, dirs, files in os.walk(directory):
        for file in files:
            if file.endswith(extension):
                matches.append(os.path.join(root, file))
    return matches

# JSON output