//数组倒置方法
public void arrayInvert() {
char[] ch = {'a','b','c','d','e'};
for(int i = 0;i < ch.length/2;i++) {
char temp = ch[i];
ch[i] = ch[ch.length-1-i];
ch[ch.length-1-i] = temp;
}
//遍历数组
for(char i : ch) {
System.out.print(i+",");
}
}
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