迭代列表并仅显示包含特定单词的项目

function filterList(list, word) {
  result = []
  for item in list:
    if containsWord(item, word):
      result.append(item)
  return result
}

function containsWord(item, word) {
  words = splitString(item)
  for w in words:
    if w == word:
      return true
  return false
}

list = ["apple", "banana", "orange", "watermelon"]
word = "an"

filtered = filterList(list, word)
print(filtered)