substring cannot work in implement class, but charAt is able?
126
How do I compare strings in Java?
97240
How can I check if a string represents an int, without using try/except?
19635
"Char cannot be dereferenced" error
60733
Index and length must refer to a location within the string
116533
Why is there an offset in the Java String implementation?
143231
Efficient way to replace chars in a string (java)?
94285
Why is \ character being doubled in my @ string?
158826
How do I instantiate a class given its string name?
29673
Problems with Umlauts in java
49317
The method format(String, Object[]) in the type String is not applicable for the arguments (...)
151921
Illegal pattern character 'T' when parsing a date string to java.util.Date
108421
Why doesn't a character increment in System.out.println()?
86118
PHP function substr() error
56522
Why can't I use this code to overwrite a string?
45170
Unable to replace characters in a String
82423
java.lang.StringIndexOutOfBoundsException: String index out of range
25732
string.Replace (or other string modification) not working