Python String count() Method

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Description

The method count() returns the number of occurrences of substring sub in the range [start, end]. Optional arguments start and end are interpreted as in slice notation.

Syntax

Following is the syntax for count() method:

str.count(sub, start= 0,end=len(string))

Parameters

  • sub -- This is the substring to be searched.

  • start -- Search starts from this index. First character starts from 0 index. By default search starts from 0 index.

  • end -- Search ends from this index. First character starts from 0 index. By default search ends at the last index.

Return Value

This method returns centered in a string of length width.

Example

The following example shows the usage of count() method.

#!/usr/bin/python

str = "this is string example....wow!!!";

sub = "i";
print "str.count(sub, 4, 40) : ", str.count(sub, 4, 40)
sub = "wow";
print "str.count(sub) : ", str.count(sub)

When we run above program, it produces following result:

str.count(sub, 4, 40) :  2
str.count(sub, 4, 40) :  1



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