List of changes in the Help for MQL5 – MetaTrader 5

Nov 16th, 2009

Below is a list changes in the MQL5 Help file.

Note: The Help is not updated automatically but can be downloaded at: http://www.mql4.com/files/mql5.chm

  1. Added the OBJPROP_READONLY property for the Edit graphical object, which enables/disables editing of a text in this object;
  2. Added an example for the IndicatorRelease() function;
  3. Added the IndicatorCreate() function in the “Access to timeseries and indicators” section;
  4. Added the ENUM_INDICATOR enumeration, indicating the type of an indicator for the IndicatorCreate() function, in the “Standard Constants, Enumerations, and Structures / Constants of Indicators / Types of Technical Indicators” section;
  5. Added the ENUM_DATATYPE enumeration to specify the type of an input parameter in the “Standard Constants, Enumerations, and Structures / Constants of Indicators / Identifiers of Data Types” section;
  6. Added the MqlParam structure in the “Standard Constants, Enumerations, and Structures / Constants of Indicators / Structure of Indicator Input Parameters” section;
  7. Added errors in the “Standard Constants, Enumerations, and Structures / Error and Warning Codes / Runtime Errors” section.

ERR_INDICATOR_WRONG_PARAMETERS
4808
Invalid number of parameters in indicator creation

ERR_INDICATOR_PARAMETERS_MISSING
4809
No parameters at indicator creation

ERR_INDICATOR_CUSTOM_NAME
4810
The first parameter of an array must be the indicator name

ERR_INDICATOR_PARAMETER_TYPE
4811
Invalid parameter type in the error at indicator creation

Source – http://forum.mql4.com/27395

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  4. Transferring Indicators from MQL4 to MQL5
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