| Directory: | ./ |
|---|---|
| File: | s21_to_lower.c |
| Date: | 2025-07-13 17:59:14 |
| Exec | Total | Coverage | |
|---|---|---|---|
| Lines: | 11 | 11 | 100.0% |
| Branches: | 8 | 8 | 100.0% |
| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include "s21_string.h" | ||
| 2 | |||
| 3 | 6 | void *s21_to_lower(const char *str) { | |
| 4 |
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6 | if (str == S21_NULL) { |
| 5 | 1 | return S21_NULL; | |
| 6 | } | ||
| 7 | |||
| 8 | 5 | s21_size_t n = s21_strlen(str); | |
| 9 | 5 | char *result = malloc((n + 1) * sizeof(char)); | |
| 10 | |||
| 11 |
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31 | for (s21_size_t i = 0; i < n; i++) { |
| 12 |
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26 | if (str[i] >= 'A' && str[i] <= 'Z') { |
| 13 | 8 | result[i] = str[i] - 'A' + 'a'; | |
| 14 | } else { | ||
| 15 | 18 | result[i] = str[i]; | |
| 16 | } | ||
| 17 | } | ||
| 18 | |||
| 19 | 5 | result[n] = '\0'; | |
| 20 | |||
| 21 | 5 | return (void *)result; | |
| 22 | } | ||
| 23 |