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/reportbuilder/classes/local/aggregation/ -> avg.php (source)

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File Size: 88 lines (3 kb)
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Defines 1 class

avg:: (4 methods):
  get_name()
  compatible()
  get_field_sql()
  format_value()


Class: avg  - X-Ref

Column average aggregation type

get_name()   X-Ref
Return aggregation name

return: lang_string

compatible(int $columntype)   X-Ref
This aggregation can be performed on all numeric columns

param: int $columntype
return: bool

get_field_sql(string $field, int $columntype)   X-Ref
Return the aggregated field SQL

param: string $field
param: int $columntype
return: string

format_value($value, array $values, array $callbacks, int $columntype)   X-Ref
Return formatted value for column when applying aggregation

For boolean columns we return the average of the values (0..1), numeric columns execute original callbacks if present

param: mixed $value
param: array $values
param: array $callbacks
param: int $columntype
return: mixed