PB里Real(sle_1.

PB里Real(sle_1.
PB里Real(sle_1.

PB里Real(sle_1.
把字符串转换为real类型
Description
Converts a string value to a real datatype or obtains a real value that is stored in a blob.
Syntax
Real ( stringorblob )
Argument\x05Description
stringorblob\x05The string whose value you want returned as a real value or a blob in which the first value is the real value.The rest of the contents of the blob is ignored.Stringorblob can also be an Any variable containing a string or blob.
Return value
Real.Returns the value of stringorblob as a real.If stringorblob is not a valid PowerScript number or is an incompatible datatype,Real returns 0.If stringorblob is NULL,Real returns NULL.