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pythonProject/内置函数/items.py

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+a = {'a':3,'b':2,'c':5,'d':4}
+print(a.items())

pythonProject/内置函数/sorted.py

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+a= sorted([1,3,2,5,4])
+print(a)
+
+b= sorted([1,3,2,5,4],reverse=True)
+print(b)
+
+# 按绝对值排序
+c= [-5, 2, -9, 1]
+print(sorted(c,key=abs))
+
+# 忽略大小写 按字母排序
+d= ['apple','Banana','cherry']
+print(sorted(d,key=lambda x:x.lower()))
+print(sorted(d,key=str.lower))
+
+# 按字典值排序
+e= {'a':3,'b':2,'c':5,'d':4}
+print(sorted(e.items(),key=lambda x:x[1],reverse=True))
+
+# 按字符串长度排序
+f= ['apple','Banana','cherry','date','a']
+print(sorted(f,key=lambda x:len(x)))
+
+# 多条件排序
+# 先按成绩升序，再按姓名升序
+# 如果成绩相同，按姓名升序
+students = [
+    {"name": "Elice", "score": 85},
+    {"name": "Alice", "score": 85},
+    {"name": "Bob", "score": 92},
+    {"name": "Dave", "score": 78},
+]
+print(sorted(students,key=lambda x: (x["score"], x["name"])))