is not in

Typeoperator
DictionaryLCS
LibraryLiveCode Script
Syntax
<subString> is not in <string>
Summary

Compares two strings and evaluates to true if the second does not contain the first, false if it does.

Introduced1.0
OSmac, windows, linux, ios, android
Platformsdesktop, server, mobile
Parameters
NameTypeDescription
substring

The substring and string are both strings, or expressions that evaluate to strings.

string
Example
"S" is not in "BSD" -- evaluates to false
RelatedKeyword: string
Glossary: evaluate, string, operator
Operator: contains, is in
Description

Use the is not in operator to find out whether a string does not contain a substring.

The expression firstString is not in secondString is equivalent to

not (secondString contains firstString)

The is not in operator is the logical inverse of the is in operator. When one is true, the other is false.

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