Creating and Manipulating Strings

public int length()
 
public char charAt(int index)
 
public int indexOf(int ch)
public int indexOf(int ch, int fromIndex)
public int indexOf(String str)
public int indexOf(String str, int fromIndex)
 
public String substring(int beginIndex)
public String substring(int beginIndex, int endIndex)
 
public String toLowerCase()
public String toUpperCase()
 
public boolean equals(Object obj)
public boolean equalsIgnoreCase(String str)
 
public boolean startsWith(String prefix)
public boolean endsWith(String suffix)
public boolean contains(CharSequence charSeq)
 
public String replace(char oldChar, char newChar)
public String replace(CharSequence target, CharSequence replacement)
 
public String strip()
public String stripLeading()
public String stripTrailing()
public String trim()
 
public String indent(int numberSpace)
public String stripIndent()
 
public String translateEscapes()
 
public boolean isEmpty()
public boolean isBlank()
 
public static String format(String format, Object args...)
public static String format(Locale loc, String format, Object args...)
public String formatted(Object args...)