Ruby
3.4.0dev (2024-11-05 revision 348a53415339076afc4a02fcd09f3ae36e9c4c61)
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Ruby's String. More...
#include <rstring.h>
Data Fields | |
struct RBasic | basic |
Basic part, including flags and class. More... | |
long | len |
Length of the string, not including terminating NUL character. More... | |
union { | |
struct { | |
char * ptr | |
Pointer to the contents of the string. More... | |
union { | |
long capa | |
Capacity of *ptr . More... | |
VALUE shared | |
Parent of the string. More... | |
} aux | |
Auxiliary info. More... | |
} heap | |
Strings that use separated memory region for contents use this pattern. More... | |
struct { | |
char ary [1] | |
} embed | |
Embedded contents. More... | |
} | as |
String's specific fields. More... | |
Ruby's String.
A string in ruby conceptually has these information:
It is worth noting that a string is not an array of characters in ruby. It has never been. In 1.x a string was an array of integers. Since 2.x a string is no longer an array of anything. A string is a string – just like a Time is not an integer.
union { ... } RString::as |
String's specific fields.
Referenced by rb_str_resize().
union { ... } RString::aux |
Auxiliary info.
struct RBasic RString::basic |
long RString::capa |
struct { ... } RString::embed |
Embedded contents.
struct { ... } RString::heap |
Strings that use separated memory region for contents use this pattern.
long RString::len |
char* RString::ptr |
VALUE RString::shared |