count the number of occurrences of a character in a string - Maple Help

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Home : Support : Online Help : Programming : Names and Strings : StringTools Package : Miscellaneous Utilities : StringTools/CountCharacterOccurrences

StringTools[CountCharacterOccurrences] - count the number of occurrences of a character in a string

Calling Sequence

CountCharacterOccurrences( s, ch )

Parameters

s

-

Maple string

ch

-

Maple string; character

Description

• 

The CountCharacterOccurrences( s, ch ) calling sequence counts the number of occurrences of the character ch in the string s. A non-negative integer is returned.

Examples

withStringTools:

CountCharacterOccurrencesabcde,a

1

(1)

CountCharacterOccurrencesabada,a

3

(2)

CountCharacterOccurrences,a

0

(3)

CountCharacterOccurrencesxyz,a

0

(4)

See Also

string, StringTools, StringTools[Exchange], StringTools[Permute], StringTools[Rotate]


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