CheckExpressionAsync Method
Overloads
| CheckExpressionAsync(String, IEnumerable<String>) | 
             Checks if a given expression is valid.  | 
        
      
    |
| CheckExpressionAsync(AsyncHandle, String, IEnumerable<String>) | 
             Checks if a given expression is valid.  | 
        
      
    |
| CheckExpressionAsync<T>(AsyncHandle, Func<Response, T>, String, IEnumerable<String>) | 
             Checks if a given expression is valid.  | 
        
      
    
CheckExpressionAsync(String, IEnumerable<String>)
Checks if a given expression is valid.
Declaration
      public Task<CheckExpressionResult> CheckExpressionAsync([QixName("qExpr")] string expr, [QixName("qLabels")] IEnumerable<string> labels = null)
    
  Parameters
| Type | Name | Description | 
|---|---|---|
| System.String | expr | 
           Expression to check.  | 
      
| System.Collections.Generic.IEnumerable<System.String> | labels | 
           List of labels.  | 
      
Returns
| Type | Description | 
|---|---|
| System.Threading.Tasks.Task<CheckExpressionResult> | 
Implements
Remarks
The expression is correct if the parameters qErrorMsg , qBadFieldNames and qDangerousFieldNames are empty. 
CheckExpressionAsync(AsyncHandle, String, IEnumerable<String>)
Checks if a given expression is valid.
Declaration
      public Task<CheckExpressionResult> CheckExpressionAsync(AsyncHandle asyncHandle, [QixName("qExpr")] string expr, [QixName("qLabels")] IEnumerable<string> labels = null)
    
  Parameters
| Type | Name | Description | 
|---|---|---|
| AsyncHandle | asyncHandle | 
           Handle to asynchronous method request  | 
      
| System.String | expr | 
           Expression to check.  | 
      
| System.Collections.Generic.IEnumerable<System.String> | labels | 
           List of labels.  | 
      
Returns
| Type | Description | 
|---|---|
| System.Threading.Tasks.Task<CheckExpressionResult> | 
Implements
Remarks
The expression is correct if the parameters qErrorMsg , qBadFieldNames and qDangerousFieldNames are empty. 
CheckExpressionAsync<T>(AsyncHandle, Func<Response, T>, String, IEnumerable<String>)
Checks if a given expression is valid.
Declaration
      public Task<T> CheckExpressionAsync<T>(AsyncHandle asyncHandle, Func<Response, T> onResult, [QixName("qExpr")] string expr, [QixName("qLabels")] IEnumerable<string> labels = null)
    
  Parameters
| Type | Name | Description | 
|---|---|---|
| AsyncHandle | asyncHandle | 
           Handle to asynchronous method request  | 
      
| System.Func<Response, T> | onResult | 
           Continuation function  | 
      
| System.String | expr | 
           Expression to check.  | 
      
| System.Collections.Generic.IEnumerable<System.String> | labels | 
           List of labels.  | 
      
Returns
| Type | Description | 
|---|---|
| System.Threading.Tasks.Task<T> | 
Type Parameters
| Name | Description | 
|---|---|
| T | 
Implements
Remarks
The expression is correct if the parameters qErrorMsg , qBadFieldNames and qDangerousFieldNames are empty.