Is there any way to define the length of an array with a extern variable?

[Forex Trader]

Is there any way to define the length of an array with a extern variable? thanks

[Forex Trader]

Check it:

extern  int  Length=15;

...
double Array[];
.....

ArrayResize(Array,Length);

[Forex Trader]

Check it:

extern  int  Length=15;

...
double Array[];
.....

ArrayResize(Array,Length);

is there a way to resize the second dimension of an array?

[Forex Trader]

No, see "MQL4: ArrayResize"