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Level 85

[No Typing] Regular Expressions II


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public int start()
Returns the start index of the previous match.
public int start(int group)
Returns the start index of the subsequence captured by the given group during the previous match operation.
public int end()
Returns the offset after the last character matched.
public int end(int group)
Returns the offset after the last character of the subsequence captured by the given group during the previous match operation.
public boolean lookingAt()
Attempts to match the input sequence, starting at the beginning of the region, against the pattern.
public boolean find()
Attempts to find the next subsequence of the input sequence that matches the pattern.
public boolean find(int start)
Resets this matcher and then attempts to find the next subsequence of the input sequence that matches the pattern, starting at the specified index.
public boolean matches()
Attempts to match the entire region against the pattern.
public String getDescription()
Retrieves the description of the error.
public int getIndex()
Retrieves the error index.
public String getPattern()
Retrieves the erroneous regular expression pattern.
public String getMessage()
Returns a multi-line string containing the description of the syntax error and its index, the erroneous regular expression pattern, and a visual indication of the error index within the pattern.