let str:String = "12#34&ddd*99";
let char:CharacterSet = ["#","&","*"];
let elementarr = str.components(separatedBy: char);
print(elementarr);
打印结果["12", "34", "ddd", "99"]
let str:String = "12#34&ddd*99";
let char:CharacterSet = ["#","&","*"];
let elementarr = str.components(separatedBy: char);
print(elementarr);
打印结果["12", "34", "ddd", "99"]