cal problom double type cal

[47803124]

double a=1.7;
double b=1.6;
double c=a-b;
Alert(c);

the result is 0.99999999999999999987?

[Alain Verleyen]

Working with Doubles in MQL4

[onewithzachy]

zdj231:

double a=1.7;
double b=1.6;
double c=a-b;
Alert(c);

the result is 0.99999999999999999987?

Is your result 0.99999999999999999987 or 0.099999999999999999987 ? Big different there.

[Alain Verleyen]

onewithzachy:

Is your result 0.99999999999999999987 or 0.099999999999999999987 ? Big different there.

I supposed it was a typo.

[William Roeder]

The == operand. - MQL4 forum and https://www.mql5.com/en/forum/146370