Python String find() Method

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Description

It determines if string str occurs in string, or in a substring of string if starting index beg and ending index end are given.

Syntax

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 length of the string.

Return Value

Index if found and -1 otherwise.

Example

#!/usr/bin/python

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

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

Result

15
15
-1

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