public class CN1String
extends java.lang.Object
implements java.lang.CharSequence
Modifier and Type | Class and Description |
---|---|
static class |
CN1String.Builder |
Constructor and Description |
---|
CN1String(java.lang.String str) |
Modifier and Type | Method and Description |
---|---|
char |
charAt(int index)
Returns the character at the specified index, with the first character
having index zero.
|
boolean |
contains(java.lang.String substr) |
boolean |
isEmpty() |
static boolean |
isSpace(char ch) |
int |
length()
Returns the number of characters in this sequence.
|
boolean |
matches(java.lang.String regex) |
java.lang.String |
replace(java.lang.String needle,
java.lang.String replacement) |
java.lang.String |
replaceAll(java.lang.String regex,
java.lang.String replacement) |
java.lang.String |
replaceFirst(java.lang.String regex,
java.lang.String replacement) |
java.lang.String[] |
split(char sep) |
java.lang.String[] |
split(java.lang.String regex) |
java.lang.String[] |
split(java.lang.String regex,
int limit) |
java.lang.CharSequence |
subSequence(int start,
int end)
Returns a
CharSequence from the start index (inclusive)
to the end index (exclusive) of this sequence. |
java.lang.String |
toString()
Returns a string representation of the object.
|
public boolean isEmpty()
public int length()
java.lang.CharSequence
length
in interface java.lang.CharSequence
public char charAt(int index)
java.lang.CharSequence
charAt
in interface java.lang.CharSequence
index
- the index of the character to return.public java.lang.CharSequence subSequence(int start, int end)
java.lang.CharSequence
CharSequence
from the start
index (inclusive)
to the end
index (exclusive) of this sequence.subSequence
in interface java.lang.CharSequence
start
- the start offset of the sub-sequence. It is inclusive, that
is, the index of the first character that is included in the
sub-sequence.end
- the end offset of the sub-sequence. It is exclusive, that is,
the index of the first character after those that are included
in the sub-sequencepublic java.lang.String toString()
java.lang.Object
toString
in interface java.lang.CharSequence
toString
in class java.lang.Object
public java.lang.String[] split(java.lang.String regex)
public java.lang.String[] split(java.lang.String regex, int limit)
public java.lang.String[] split(char sep)
public java.lang.String replaceFirst(java.lang.String regex, java.lang.String replacement)
public java.lang.String replace(java.lang.String needle, java.lang.String replacement)
public java.lang.String replaceAll(java.lang.String regex, java.lang.String replacement)
public boolean matches(java.lang.String regex)
public boolean contains(java.lang.String substr)
public static boolean isSpace(char ch)