class String

Base class: Object

Inherited classes: Empty

Description: represents a string of chars

Fields:

Empty

Methods:

• ends_sith(): Returns true if the string ends with the given substring, and false otherwise
• eval(): Parses, evaluates and returns the value inside this string
• find_RE(): Searches for the given regular expression inside the string and returns its position, -1 if not found. If an index is given as parameter, the search starts at this index.
• get_RE(): Searches for the given regular expression inside the string and returns it. If an index is given as parameter, the search starts at this index.
• isalnum(): Returns true if the string contains only letters and digits, and false otherwise
• isalpha(): Returns true if the string contains only letters, and false otherwise
• isdigit(): Returns true if the string contains only digits, and false otherwise
• islower(): Returns true if the string contains no capital letters, and false otherwise
• isnumeric(): Returns true if the string contains a number, and false otherwise
• isspace(): Returns true if the string contains white spaces only (I.e. spaces, tabs and end-of-lines), and false otherwise
• isupper(): Returns true if the string contains only capital letters, and false otherwise
• join(): Join the given list elements into a string and concatenate it to this string
• lstrip(): Returns a new string as a copy of this string, deleting the leading spaces at the head
• rfind(): Searches for the last instance of the given parameter substring in the current string, and returns its index if found, -1 otherwise. If and index is given as the second parameter, search starts from that index
• rstrip(): Returns a new string as a copy of this string, deleting the spaces at the end
• split(): Split the current string into a list of strings according to the given separator string, and return that list
• starts_with(): Returns true if the string starts with the given substring, and false otherwise
• null(): Searches for the given substring inside the string and returns its position, -1 if not found. If an index is given as parameter, the search starts at this index.
• null(): Returns a new string as a copy of this string, replacing the substring given as the first parameter with the substring given as the second parameter
• strip(): Returns a new string as a copy of this string, deleting the leading and the trailing spaces
• to_lower(): Returns a new string as a copy of this string, replacing each capital letter with the corresponding lower case letter
• to_upper(): Returns a new string as a copy of this string, replacing each lower case letter with the corresponding upper case letter

Events:

Empty

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