SN (serial number) |
Method Description |
1 |
char charAt (int index) Returns the char value at the specified index. |
2 |
int CompareTo (Object o) Compare this string to another object. |
3 |
int CompareTo (String anotherstring) Compares two strings in a dictionary order. |
4 |
int comparetoignorecase (String str) Compares two strings in a dictionary order, regardless of case. |
5 |
String concat (String str) Connects the specified string to the end of this string. |
6 |
Boolean contentequals (StringBuffer SB) Returns True when and only if the string has the same order of characters as the specified stringbutter. |
7 |
Static String copyvalueof (char[] data) Returns a String representing the sequence of characters in the specified array. |
8 |
Static String copyvalueof (char[] data, int offset, int count) Returns a String representing the sequence of characters in the specified array. |
9 |
Boolean endsWith (String suffix) Tests whether this string ends with the specified suffix. |
10 |
Boolean equals (Object anobject) Compares this string to the specified object. |
11 |
Boolean equalsignorecase (String anotherstring) Compares this string to another string, regardless of case. |
12 |
Byte[] GetBytes () This String is encoded as a byte sequence using the platform's default character set, and the result is stored in a new byte array. |
13 |
Byte[] GetBytes (String charsetname) Encodes this String into a byte sequence using the specified character set and stores the result in a new byte array. |
14 |
void GetChars (int srcbegin, int srcend, char[] DST, int dstbegin) Copies the character from this string to the target character array. |
15 |
int Hashcode () Returns the hash code for this string. |
16 |
int indexOf (int ch) Returns the index at which the specified character first appears in this string. |
17 |
int indexOf (int ch, int fromIndex) Returns the index at the first occurrence of the specified character in this string, starting the search from the specified index. |
18 |
int indexOf (String str) Returns the index at which the specified substring first appears in this string. |
19 |
int indexOf (String str, int fromIndex) Returns the index of the first occurrence of the specified substring in this string, starting at the specified index. |
20 |
String Intern () Returns a normalized representation of a string object. |
21st |
int lastIndexOf (int ch) Returns the index of the specified character at the last occurrence in this string. |
22 |
int lastIndexOf (int ch, int fromIndex) Returns the index of the last occurrence of the specified character in this string, starting at the specified index to reverse-search. |
23 |
int lastIndexOf (String str) Returns the index of the rightmost occurrence of the specified substring in this string. |
24 |
int lastIndexOf (String str, int fromIndex) Returns the index of the last occurrence of the specified substring in this string, starting at the specified index to reverse the search. |
25 |
int Length () Returns the length of this string. |
26 |
Boolean matches (String regex) Tells whether this string matches a given regular expression. |
27 |
Boolean Regionmatches (boolean ignoreCase, int toffset, String other, int ooffset, int len) Tests whether two string regions are equal. |
28 |
Boolean regionmatches (int toffset, String other, int ooffset, int len) Tests whether two string regions are equal. |
29 |
String replace (char OldChar, char Newchar) Returns a new string that is obtained by replacing all OldChar that appear in this string with Newchar. |
30 |
String ReplaceAll (string regex, string replacement Replaces this string with the given replacement for all substrings that match the given regular expression. |
31 |
String Replacefirst (string regex, string replacement) Replaces this string with the given replacement to match the first substring of a given regular expression. |
32 |
String[] Split (String regex) Splits this string according to the match of the given regular expression. |
33 |
String[] Split (String regex, int limit) Splits the string by matching the given regular expression. |
34 |
Boolean startsWith (String prefix) Tests whether this string starts with the specified prefix. |
35 |
Boolean startsWith (String prefix, int toffset) Tests whether the substring starting at the specified index begins with the specified prefix. |
36 |
Charsequence subsequence (int beginindex, int endIndex) Returns a new sequence of characters that is a subsequence of this sequence. |
37 |
String substring (int beginindex) Returns a new string that is a substring of this string. |
38 |
String substring (int beginindex, int endIndex) Returns a new string that is a substring of this string. |
39 |
Char[] ToCharArray () Converts this string to a new character array. |
40 |
String toLowerCase () Use the default locale rule to convert all characters in this String to lowercase. |
41 |
String tolowercase (locale locale) Converts all characters in this String to lowercase using the rules for a given Locale. |
42 |
String toString () Returns the object itself (it is already a string!) )。 |
43 |
String toUpperCase () Converts all characters in this String to uppercase using the rules of the default locale. |
44 |
String touppercase (locale locale) Converts all characters in this String to uppercase using the rules for a given Locale. |
45 |
String Trim () Returns a copy of the string, ignoring leading and trailing blanks. |
46 |
Static String valueOf (primitive data type X) Returns a string representation of the x parameter for the given data type type. |