What are the attention points of the association model in ThinkPHP
This article mainly explains "what are the association model attention points in ThinkPHP". The explanation in this article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "which association model attention points in ThinkPHP".
When learning ThinkPHP, there is an error-prone point in the association model in ThinkPHP. An example is as follows:
Required tables: id_elite_major and id_elite_student
The copy code is as follows:
Class EliteMajorModel extends RelationModel {
Protected $_ link=array (
'EliteStudent'= > array (
'mapping_type'= > HAS_MANY, / / error prone point: this HAS_MANY will often add' easy to write 'HAS_MANY', to cause errors.
'class_name'= >' EliteStudent'
'foreign_key'= >' mid'
'mapping_name'= >' studentslist'
),
);
}
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