yy_scan_bytes

Setup the input buffer state to scan the given bytes. The next call to yylex() will

YY_BUFFER_STATE yy_scan_bytes (
　　yyconst char * yybytes
　　int _yybytes_len
)

yybytes

_yybytes_len

Setup the input buffer state to scan the given bytes. The next call to yylex() will
scan from a @e copy of @a bytes.
@param bytes the byte buffer to scan
@param len the number of bytes in the buffer pointed to by @a bytes.