String-Handling Functions Reference (AutoLISP)

 
 
 

The following table provides summary descriptions of the AutoLISP string-handling functions.

String-handling functions

Function

Description

(read [string])

Returns the first list or atom obtained from a string

(strcase string [which])

Returns a string where all alphabetic characters have been converted to uppercase or lowercase

(strcat [string1 [string2 ...])

Returns a string that is the concatenation of multiple strings

(strlen [string ...])

Returns an integer that is the number of characters in a string

(substr string start [length])

Returns a substring of a string

(vl-prin1-to-string object)

Returns the string representation of any LISP object as if it were output by the prin1 function

(vl-princ-to-string object)

Returns the string representation of any LISP object as if it were output by the princ function

(vl-string->list string)

Converts a string into a list of character codes

(vl-string-elt string position)

Returns the ASCII representation of the character at a specified position in a string

(vl-string-left-trim character-set string)

Removes the specified characters from the beginning of a string

(vl-string-mismatch str1 str2 [pos1 pos2 ignore-case-p])

Returns the length of the longest common prefix for two strings, starting at specified positions

(vl-string-position char-code str [ start-pos [from-end-p]])

Looks for a character with the specified ASCII code in a string

(vl-string-right-trim character-set string)

Removes the specified characters from the end of a string

(vl-string-search pattern string [ start-pos])

Searches for the specified pattern in a string

(vl-string-subst new-str pattern string [start-pos])

Substitutes one string for another, within a string

(vl-string-translate source-set dest-set str)

Replaces characters in a string with a specified set of characters

(vl-string-trim char-set str)

Removes the specified characters from the beginning and end of a string

(wcmatch string pattern)

Performs a wild-card pattern match on a string