Python 3 - String find() Method

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Description

The find() method determines if the string str occurs in string, or in a substring of string if the starting index beg and ending index end are given.

Syntax

Following is the syntax for find() method −

str.find(str, beg = 0 end = len(string))

Parameters

• str − This specifies the string to be searched.

• beg − This is the starting index, by default its 0.

• end − This is the ending index, by default its equal to the lenght of the string.

Return Value

Index if found and -1 otherwise.

Example

#!/usr/bin/python3

str1 = "this is string example....wow!!!"
str2 = "exam";

print (str1.find(str2))
print (str1.find(str2, 10))
print (str1.find(str2, 40))

Result

When we run above program, it produces the following result −

15
15
-1

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