A.def func(f):f()B.func =(function)=>function()C.func(function:function())D.function(func)
A.(x for x in range(10))B.[x for x in range(10)]C.generator(x for x in range(10))D.yield(x for x in range(10))
A.str.replace(char,’’)B.str.remove(char)C.str.delete(char)D.del str[char]