Search for	Example	Results
A single word	`cat`	Topics that contain the word "cat". You will also find its grammatical variations, such as "cats".
A phrase. You can specify that the search results contain a specific phrase.	`"cat food"` (quotation marks)	Topics that contain the literal phrase "cat food" and all its grammatical variations. Without the quotation marks, the query is equivalent to specifying an OR operator, which finds topics with one of the individual words instead of the phrase.

Search for	Operator	Example
Two or more words in the same topic	`AND` `and` `+` (plus symbol) `&` (ampersand)	`cat AND dog` `"cat food"+milk` `"cat food"&"dog food"`
Either word in a topic	`OR` `or` `\|` (pipe)	`cat OR dog` `cat \| dog`
Topics that do not contain a specific word or phrase	`NOT` `not` `!` (exclamation point)	`NOT cat` `! dog`
Topics that contain one string and do not contain another	`^` (caret)	`cat ^ mouse`
A combination of search types	`( )` parentheses	`cat + (dog \| mouse)` `cat \| dog + (! mouse)`

Service Management2017.11

Develop > Programming Guide > System Language reference > List: RAD functions > RAD function: substr

RAD function: substr

A RAD function that extracts a substring from a string.

Function

substr

Format

substr(string, beginning position, length)

Parameters

The following parameters are valid for the substr function:

Parameter	Data type	Description
$string	String	The string being modified.
beginning position	Number	The position in the string where the substring is to begin.
length	Number	The total number of characters you want the substring to contain. The default behavior is to include all remaining characters in the string from the starting position. You can use the length parameter to specify a shorter substr length.

Example

$a=substr(" Service Management", 8)
$b=substr(" Service Management", 1, 7)

After execution, the value of $a is Manager and the value of $b is Service.