4. The String library¶
the string lib implements string formatting and regular expression matching routines.
4.1. Global Symbols¶
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ends_with
(str, cmp)¶ returns true if the end of the string str matches a the string cmp otherwise returns false
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starts_with
(str, cmp)¶ returns true if the beginning of the string str matches the string cmp; otherwise returns false
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strip_left
(str)¶ Strips white-space-only characters that might appear at the beginning of the given string and returns the new stripped string.
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strip_right
(str)¶ Strips white-space-only characters that might appear at the end of the given string and returns the new stripped string.
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strip
(str)¶ Strips white-space-only characters that might appear at the beginning or end of the given string and returns the new stripped string.
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find
(str, substr[, at])¶ Return index where substr czn be found within str (starting from optional at), or -1 if not found
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length
(str)¶ Return length of string
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reverse
(str)¶ Return reversed string
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to_lower
(str)¶ Return all lower case string
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to_upper
(str)¶ Return all upper case string
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slice
(str, start[, end])¶ Return all part of the strings starting at start and ending by end. Start can be negative (-1 means “1 from the end”).