---
name: "case_lowerb"
section: "3diet"
platform: "linux"
package: "libowfat-dev"
version: "0.28-2"
release: "Debian 6.0 (Squeeze)"
platforms: ["linux"]
url: "https://new.carta.tech/case_lowerb/3diet"
---

# case\_lowerb(3diet)

compare strings case-insensitively

## NAME

case\_lowerb - compare strings case-insensitively

## SYNTAX

**#include \<case.h\>**

void **case\_lowerb**(void\* *s*,size\_t *len*);

## DESCRIPTION

case\_lowerb converts each 'A' to 'a', 'B' to 'b', ..., 'Z' to 'z' in *s*\[0\], *s*\[1\], ..., *s*\[*len*\].

## SEE ALSO

[case\_lowerb(3)](/case_lowerb/3.md)