3.2.42. tolower

Converts a character to lowercase.

Syntax:

int tolower (c)
int c;

where:

c

The character to be converted.

Description

This macro converts a character to lowercase. The original character is unchanged.

Return value

int

The converted character.

Example

add char myChar
cexpression myChar='A'
printf "%c",  tolower(myChar)

See also

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