网站建设必备条件,凡科网商城,山东网站建设推广,深圳网站定制价格低在动态分配的空间中如何输入字符串#xff0c;关于C语言动态给字符串分配内存空间的问题相信很多朋友都不太了解#xff0c;下面维维带来相关解答#xff0c;赶紧看看吧。用malloc来分配内存空间。即输入几个字节的字符 系统就自动帮我分配几个字节的大小。。char Str(XXXX)…在动态分配的空间中如何输入字符串关于C语言动态给字符串分配内存空间的问题相信很多朋友都不太了解下面维维带来相关解答赶紧看看吧。用malloc来分配内存空间。即输入几个字节的字符 系统就自动帮我分配几个字节的大小。。char Str(XXXX){char X(char*)malloc(sizeof(char)*X)}大概就是这么个意思/* MALLOC.C: This program allocates memory with * malloc, then frees the memory with free. */#include /* For _MAX_PATH definition */#include #include void main( void ){ char *string; /* Allocate space for a path name */ string malloc( _MAX_PATH ); if( string NULL ) printf( Insufficient memory available\n ); else { printf( Memory space allocated for path name\n ); free( string ); printf( Memory freed\n ); }}OutputMemory space allocated for path nameMemory freed/#include /* For _MAX_PATH definition */#include #include void main( void ){ char *string;/* Allocate space for a path name */string malloc( _MAX_PATH ); if( string NULL ) //这一句会提示无法从void*转换成char*printf( Insufficient memory available\n );else { printf( Memory space allocated for path name\n );free( string ); printf( Memory freed\n ); }}void* 可以转的 前面加上(char*)
