该函数的参数为一个字符串，函数删除字符串中的空格，在一个可以循环读取的程序中进行测试，知道用户输入空行，对于任何输入的字符串，函数都应该适用并可以显示-The function of the parameter is a string, the function to delete spaces in the string in a loop to read the program can be tested, that the user enters a blank line, for any input string, the function should be applicable and can be displayed