Name: is in

Type: operator

Syntax: <subString> is in <string> 

Summary: Compares two <string|strings> and <evaluate|evaluates> to true if the second contains the first, false if not.

Introduced: 1.0

OS: mac,windows,linux,ios,android

Platforms: desktop,server,web,mobile

Example:
"A" is in "ABC" -- evaluates to true

Example:
"123" is in "13" -- evaluates to false

Parameters:
substring (string): The substring and string are both strings, or expressions that evaluate to strings.
string (string): 

Description:
Use the <is in> <operator> to find out whether a <string> contains a substring.

The expression
firstString is in secondString
is equivalent to
  secondString contains firstString

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

References: is not in (operator), contains (operator), is among (operator), evaluate (glossary), string (glossary), operator (glossary), string (keyword)

Tags: text processing
