char_array <-capitalise: -> char_arrayCapitalised version of name. The first character is mapped to its
uppercase equivalent. All other letters are mapped to their lowercase
equivalent. The letter after a word_separator character (default ('_’))
is mapped to uppercase, while the separator is deleted. Examples:
name 'Name'
label_name 'LabelName'
'label name' 'Label name'
See also char_array<-label_name.