Several methods in Java to remove all Spaces in a string
- 2020-04-01 02:05:49
- OfStack
Remove whitespace from JAVA
1. String. The trim ()
Trim () is minus the first and last space & trim;
2. STR. Replace (" ", ""); Remove all Spaces, including the top, bottom, middle & black;
3. Or replaceAll(" +",""); Remove all Spaces
4. The STR =. ReplaceAll (" \ \ s * ", "");
Can replace most of the white space characters, not limited to the space
\s can match any &pi of a blank character such as a space, TAB, or page break;
1. String. The trim ()
Trim () is minus the first and last space & trim;
2. STR. Replace (" ", ""); Remove all Spaces, including the top, bottom, middle & black;
String str = " hell o ";
String str2 = str.replaceAll(" ", "");
System.out.println(str2);
3. Or replaceAll(" +",""); Remove all Spaces
4. The STR =. ReplaceAll (" \ \ s * ", "");
Can replace most of the white space characters, not limited to the space
\s can match any &pi of a blank character such as a space, TAB, or page break;