java将int [][] a={{1,22},{333,444},{55,666}..}变成 String str="
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java将int [][] a={{1,22},{333,444},{55,666}..}变成 String str="1,22 333,444 55,66.."注意数组很长
int[][] a = { { 1,22 },{ 333,444 },{ 55,666 } };
\x05\x05String[] strs = new String[a.length];
\x05\x05for (int i = 0; i < a.length; i++) {
\x05\x05\x05strs[i] = Arrays.toString(a[i]);
\x05\x05}
\x05\x05String result = Arrays.toString(strs).replace("],["," ")
\x05\x05\x05\x05.replace(",",",").replace("[[","")
\x05\x05\x05\x05.replace("]]","");
\x05\x05System.out.println(result);
\x05\x05String[] strs = new String[a.length];
\x05\x05for (int i = 0; i < a.length; i++) {
\x05\x05\x05strs[i] = Arrays.toString(a[i]);
\x05\x05}
\x05\x05String result = Arrays.toString(strs).replace("],["," ")
\x05\x05\x05\x05.replace(",",",").replace("[[","")
\x05\x05\x05\x05.replace("]]","");
\x05\x05System.out.println(result);
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java中str =str.subString(1,
String str="11:aa|22:bb|33:cc"; String s[]=str.split("\\|");
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