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SOLUTIONS
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MATHEMATICA MATHLINK C 函数
MLReleaseUTF8String()
void MLReleaseUTF8String(MLINK link, const unsigned char *s, int len)
释放由 MLGetUTF8String()分配的存储 UTF-8 编码字符串 s 的内存.
更多信息更多信息
- MLReleaseUTF8String() 在 MathLink 标头文件 mathlink.h 中被声明.
范例范例打开所有单元关闭所有单元
基本范例 (1)基本范例 (1)
#include "mathlink.h"
/* read a UTF-8 encoded string from a link and then release the memory to MathLink for deallocation */
void f(MLINK lp)
{
const unsigned char *string;
int number_of_bytes;
int number_of_characters
if(! MLGetUTF8String(lp, &string, &number_of_bytes, &number_of_characters))
{ /* unable to read the UTF-8 encoded string from lp */ }
/* ... */
MLReleaseUTF8String(lp, string, number_of_bytes);
}
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