59 lines
1.7 KiB
Markdown
59 lines
1.7 KiB
Markdown
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# ArrowCode
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Prohibits "Arrow" symbol code changes.
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```
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bool ArrowCode(
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char code // code value
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)
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```
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Parameters
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code
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[in] Any value
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Return Value
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Always false.
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Example:
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```
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//--- example for CChartObjectArrowCheck::ArrowCode
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//--- example for CChartObjectArrowDown::ArrowCode
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//--- example for CChartObjectArrowUp::ArrowCode
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//--- example for CChartObjectArrowStop::ArrowCode
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//--- example for CChartObjectArrowThumbDown::ArrowCode
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//--- example for CChartObjectArrowThumbUp::ArrowCode
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//--- example for CChartObjectArrowLeftPrice::ArrowCode
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//--- example for CChartObjectArrowRightPrice::ArrowCode
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#include <ChartObjects\ChartObjectsArrows.mqh>
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//---
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void OnStart()
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{
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//--- for example, take CChartObjectArrowCheck
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CChartObjectArrowCheck arrow;
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//--- set object parameters
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double price=SymbolInfoDouble(Symbol(),SYMBOL_BID);
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if(!arrow.Create(0,"ArrowCheck",0,TimeCurrent(),price))
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{
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//--- arrow create error
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printf("Arrow create: Error %d!",GetLastError());
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//---
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return;
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}
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//--- set code of arrow
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if(!arrow.ArrowCode(181))
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{
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//--- it is not error
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printf("Arrow code can not be changed");
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}
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//--- use arrow
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//--- . . .
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}
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```
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