GB.NumberFromString

int GB.NumberFromString ( int option , const char * str , long len , GB_VALUE * value );

Reads a number inside a string and returns it in a GB_VALUE structure.

This function returns a non-zero value if nothing could be read inside the specified string.

If the string contains an integer, the type field of the GB_VALUE structure is set to GB_T_INTEGER, and you can cast this structure to a GB_INTEGER to get the value.

If the string contains a floating point number, the type field of the GB_VALUE structure is set to GB_T_FLOAT, and you can cast this structure to a GB_FLOAT to get the value.


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