java.lang
Class CharSequence

asBoolean

public boolean asBoolean()

 

Coerce a string (an instance of CharSequence) to a boolean value. A string is coerced to false if it is of length 0, and to true otherwise.

Returns:

the boolean value

Since:

1.7.0

drop

public CharSequence drop(int num)

 

Drops the given number of chars from the head of this CharSequence if they are available.

    def text = "Groovy"
    assert text.drop( 0 ) == 'Groovy'
    assert text.drop( 2 ) == 'oovy'
    assert text.drop( 7 ) == ''

Parameters:

num - the number of characters to drop from this iterator.

Returns:

a CharSequence consisting of all characters except the first num ones, or else an empty String, if this CharSequence has less than num characters.

Since:

1.8.1

getAt

public CharSequence getAt(int index)

 

Support the subscript operator for CharSequence.

Parameters:

index - the index of the Character to get.

Returns:

the Character at the given index

Since:

1.0

getAt

public CharSequence getAt(Range range)

 

Support the range subscript operator for CharSequence

Parameters:

range - a Range.

Returns:

the subsequence CharSequence

Since:

1.0

getAt

public CharSequence getAt(IntRange range)

 

Support the range subscript operator for CharSequence or StringBuffer with IntRange

Parameters:

range - an IntRange.

Returns:

the subsequence CharSequence

Since:

1.0

getAt

public CharSequence getAt(EmptyRange range)

 

Support the range subscript operator for CharSequence or StringBuffer with EmptyRange

Parameters:

range - an EmptyRange.

Returns:

the subsequence CharSequence

Since:

1.5.0

getAt

public CharSequence getAt(Collection indices)

 

Select a List of characters from a CharSequence using a Collection to identify the indices to be selected.

Parameters:

indices - a Collection of indices.

Returns:

a CharSequence consisting of the characters at the given indices

Since:

1.0

take

public CharSequence take(int num)

 

Returns the first num elements from this CharSequence.

    def text = "Groovy"
    assert text.take( 0 ) == ''
    assert text.take( 2 ) == 'Gr'
    assert text.take( 7 ) == 'Groovy'

Parameters:

num - the number of chars to take from this CharSequence.

Returns:

a CharSequence consisting of the first num chars, or else the whole CharSequence if it has less then num elements.

Since:

1.8.1