docs/Writerside/topics/string.h.md

changeset 1220
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parent 1219
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1219:9c1c33ac077a 1220:e9dfb1e92481
135 ```C 135 ```C
136 #include <cx/string.h> 136 #include <cx/string.h>
137 137
138 cxstring cx_strchr(cxstring string, int chr); 138 cxstring cx_strchr(cxstring string, int chr);
139 139
140 cxstring cx_strrchr(cxstring string, int chr);
141
142 cxstring cx_strstr(cxstring string, cxstring search);
143
144 cxstring cx_strsubs(cxstring string, size_t start);
145
146 cxstring cx_strsubsl(cxstring string, size_t start, size_t length);
147
148 cxstring cx_strtrim(cxstring string);
149
140 cxmutstr cx_strchr_m(cxmutstr string, int chr); 150 cxmutstr cx_strchr_m(cxmutstr string, int chr);
141 151
142 cxstring cx_strrchr(cxstring string,int chr);
143
144 cxmutstr cx_strrchr_m(cxmutstr string, int chr); 152 cxmutstr cx_strrchr_m(cxmutstr string, int chr);
145 153
146 cxstring cx_strstr(cxstring haystack, cxstring needle); 154 cxmutstr cx_strstr_m(cxmutstr string, cxstring search);
147
148 cxmutstr cx_strstr_m(cxmutstr haystack, cxstring needle);
149
150 cxstring cx_strsubs(cxstring string, size_t start);
151
152 cxstring cx_strsubsl(cxstring string, size_t start, size_t length);
153 155
154 cxmutstr cx_strsubs_m(cxmutstr string, size_t start); 156 cxmutstr cx_strsubs_m(cxmutstr string, size_t start);
155 157
156 cxmutstr cx_strsubsl_m(cxmutstr string, size_t start, size_t length); 158 cxmutstr cx_strsubsl_m(cxmutstr string, size_t start, size_t length);
157 159
158 cxstring cx_strtrim(cxstring string);
159
160 cxmutstr cx_strtrim_m(cxmutstr string); 160 cxmutstr cx_strtrim_m(cxmutstr string);
161 ``` 161 ```
162 162
163 > Documentation work in progress. 163 The functions `cx_strchr()`, `cx_strrchr()`, and `cx_strstr()`, behave like their stdlib counterparts.
164 >{style="warning"} 164
165 The function `cx_strsubs()` returns the substring starting at the specified `start` index,
166 and `cx_strsubsl()` returns a substring with at most `length` bytes.
167
168 The function `cx_strtrim()` returns the substring that results when removing all leading and trailing
169 whitespace characters (a space character is one of the following string: `" \t\r\n\v\f"`).
170
171 All functions with the `_m` suffix behave exactly the same as their counterparts without `_m` suffix,
172 except that they operate on a `cxmustr`.
173 In _both_ variants the functions return a view into the given `string`
174 and thus the returned strings must never be passed to `cx_strfree()`.
165 175
166 ## Replace Substrings 176 ## Replace Substrings
167 177
168 ```C 178 ```C
169 #include <cx/string.h> 179 #include <cx/string.h>

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