基本上,我想知道哪种方法更好,
for(int i = 0; i < 10000; i++){
System.out.print("blah");
}
System.out.println("");
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要么
String over_9000_blahs = "";
for(int i = 0; i < 10000; i++){
over_9000_blahs += "blah";
}
System.out.println(over_9000_blahs);
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还是有更好的方法,我不知道?