mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
Yukihiro "Matz" Matsumoto
92 lines
2.6 KiB
Markdown
92 lines
2.6 KiB
Markdown
## Macros
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### mrb_str_ptr(s)
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Returns a pointer from a Ruby string.
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## Functions
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### mrb_str_plus
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```C
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mrb_value mrb_str_plus(mrb_state*, mrb_value, mrb_value);
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```
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Adds to strings together.
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### mrb_ptr_to_str
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```C
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mrb_value mrb_ptr_to_str(mrb_state *, void*);
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```
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Converts pointer into a Ruby string.
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### mrb_obj_as_string
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```C
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mrb_value mrb_obj_as_string(mrb_state *mrb, mrb_value obj);
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```
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Returns an object as a Ruby string.
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### mrb_str_resize
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```C
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mrb_value mrb_str_resize(mrb_state *mrb, mrb_value str, mrb_int len);
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```
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Resizes the string's length.
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### mrb_str_substr
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```C
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mrb_value mrb_str_substr(mrb_state *mrb, mrb_value str, mrb_int beg, mrb_int len);
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```
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Returns a sub string.
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### mrb_string_type
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```C
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mrb_value mrb_string_type(mrb_state *mrb, mrb_value str);
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```
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Returns a Ruby string type.
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### mrb_str_new_cstr
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```C
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const char *mrb_string_value_cstr(mrb_state *mrb, mrb_value *ptr);
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```
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Returns a Ruby string as a C string.
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### mrb_str_dup
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```C
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mrb_value mrb_str_dup(mrb_state *mrb, mrb_value str);
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```
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Duplicates a string object.
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### mrb_str_intern
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```C
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mrb_value mrb_str_intern(mrb_state *mrb, mrb_value self);
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```
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Returns a symbol from a passed in string.
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### mrb_str_to_str
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```C
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mrb_value mrb_str_to_str(mrb_state *mrb, mrb_value str);
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```
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Returns a converted string type.
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### mrb_str_equal
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```C
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mrb_bool mrb_str_equal(mrb_state *mrb, mrb_value str1, mrb_value str2);
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```
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Returns true if the strings match and false if the strings don't match.
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### mrb_str_cat
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```C
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mrb_value mrb_str_cat(mrb_state *mrb, mrb_value str, const char *ptr, size_t len);
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```
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Returns a concated string comprised of a Ruby string and a C string.
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### mrb_str_cat_cstr
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```C
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mrb_value mrb_str_cat_str(mrb_state *mrb, mrb_value str, mrb_value str2);
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```
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Returns a concated string comprised of a Ruby string and a C string(A shorter alternative to mrb_str_cat).
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### mrb_str_append
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```C
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mrb_value mrb_str_append(mrb_state *mrb, mrb_value str1, mrb_value str2);
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```
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Adds str2 to the end of str1.
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### mrb_str_cmp
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```C
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int mrb_str_cmp(mrb_state *mrb, mrb_value str1, mrb_value str2);
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```
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Returns 0 if both Ruby strings are equal.
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Returns a value < 0 if Ruby str1 is less than Ruby str2.
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Returns a value > 0 if Ruby str2 is greater than Ruby str1.
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### mrb_str_to_cstr
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```C
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char *mrb_str_to_cstr(mrb_state *mrb, mrb_value str);
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```
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Returns a C string from a Ruby string.
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### mrb_str_inspect
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```C
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mrb_str_inspect(mrb_state *mrb, mrb_value str);
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```
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Returns a printable version of str, surrounded by quote marks, with special characters escaped.
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