1.字符串切片
String str = "qweqweqweqw";
String[] arr = str.split("");
for (String i:arr
) {
System.out.println(i);
}
输出:
q
w
e
q
w
e
q
w
e
q
w
String str = "qweqweqweqw";
String[] arr = str.split("");
for (String i:arr
) {
System.out.println(i);
}
输出:
q
w
e
q
w
e
q
w
e
q
w
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