InStr

This Flow Script tutorial explains how to use the InStr function with syntax and examples.

Description‌

The InStr function returns the 0-based index of the first occurrence of the search string within input, or -1 if the substring is not found.

Syntax

‌The syntax for the InStr function is:

InStr(input, search)

‌Parameters

‌input - the string in which the search is done.

search - the string which searched for

‌Returns

‌The InStr function returns an integer.‌

Example

Let's look at some InStr function examples and explore how to use the InStr function.‌

InStr("hello world", "h")
Result: 0

InStr("hello world", "e")
Result: 1

InStr("hello world", "o")
Result: 4

return InStr("hello world", " ")
Result: 5

InStr("hello world", "ell")
Result: 1

InStr("hello world", "eo")
Result: -1