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  • 字符串与数字 转换

      头文件 <stdlib.h>
        1. atof, atoi, _atoi64, atol
    Convert strings to double (atof), integer (atoi, _atoi64), or long (atol).
    double atof( const char *string );
    int atoi( const char *string );
    __int64 _atoi64( const char *string );
    long atol( const char *string );
     
         2._itoa, _i64toa, _ui64toa, _itow, _i64tow, _ui64tow
    Convert an integer to a string.
    char *_itoa( int value, char *string, int radix );
    char *_i64toa( __int64 value, char *string, int radix );
    char * _ui64toa( unsigned _int64 value, char *string, int radix );
    wchar_t * _itow( int value, wchar_t *string, int radix );
    wchar_t * _i64tow( __int64 value, wchar_t *string, int radix );
    wchar_t * _ui64tow( unsigned __int64 value, wchar_t *string, int radix );
     
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  • 原文地址:https://www.cnblogs.com/yaozhongxiao/p/1487874.html
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