Differences

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--- syntax:functions:remove [2015/04/03 18:44] – dmitry
+++ syntax:functions:remove [2021/07/21 15:32] – craigt
@@ Line 1: / Line 1: @@
-===== Remove(text, N, K) =====
+====== Remove(text, N_start, N_chars) ======
+Category:  Text function
-Removes //K// characters from the //text//, starting with the //N//-th character, where //N// and //K// are numbers.
+\\
+=====Description=====
+This function removes a specified number of characters, from a specified starting point, within a text string.
-First argument is implicitly converted into text, if required.
+\\
+=====Arguments=====
+^Argument^Description^
+|text|Any text string or value that can implicitly be converted to text.|
+|N_start|The N<sup>th</sup> position of the first character in //text// to start removing from.  The minimum value is 1.|
+|N_chars|The number of characters to remove.|
+\\
+====Return value type====
+Text
-^  Example  ^  Result  ^
+\\
-|  remove('27.03.2015', 6, 5 )   |  27.03  |
+=====Remarks=====
-|  remove('27.03.2015', 7, 2 )  |  27.03.15  |
+All three arguments must be supplied or a warning applies in each row of the column.
-**See also**
+If //N_start// is a position past the end of the text, nothing is removed.
+If //N_chars// exceeds the number of characters that can be removed, all characters from //N_start// to the end of //text// will be removed.
+\\
+=====Examples=====
+  remove('27.03.2015', 6, 5)  =  '27.03'
+  remove('27.03.2015', 7, 2)  =  '27.03.15'
+  remove('Mrs. Smith", 3, 1) = 'Mr. Smith'
+  remove(1203, 2, 2) = '13'
+  remove((10*10), 1, 1) = '00'  (removes the first single character from '100')
+  remove('Alexander', 12, 2) = 'Alexander'  (N_start is past the end of the text - nothing is removed)
+  remove('Scott', 4, 4) = 'Sco'  (N_chars extends past the end of text; only available characters are removed)
+\\
+===== See also =====
   * [[syntax:functions:mid]]