Space trim : String « Date Type « Android

Space trim


class Main {
  public static String fullSpaceTrim(String str) {
    if (str == null) {
      return null;
    int length = str.length();
    int start = 0;
    while ((start < length)
        && (str.charAt(start) == ' ' || str.charAt(start) == '\u3000')) {
    int end = length - 1;
    while ((end >= 0)
        && (str.charAt(end) == ' ' || str.charAt(end) == '\u3000')) {
    return start > end ? "" : str.substring(start, end + 1);


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