Sets a value for a corresponding property of the specified chart. Chart property must be of the string type. The command is added to chart message queue and executed only after all previous commands have been processed.
[in] Chart ID. 0 means the current chart.
[in] Chart property ID. Its value can be one of the ENUM_CHART_PROPERTY_STRING values (except the read-only properties).
[in] Property value string. String length cannot exceed 2045 characters (extra characters will be truncated).
ChartSetString can be used for a comment output on the chart instead of the Comment function.