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學習 Laravel 5.5 Eloquent relation whereHas and whereRaw usage

Version: Laravel 5.5 Model: Post, Comment Post’s columns: id, title, content, created_at, updated_at Comment’s columns: id, post_id, content, c_date, c_time, u_date, u_time Relation: A post has many comments and a comment belongs to a post. The following shows how to get posts, which had been comments in recent 24 hours. use CarbonCarbon; // use package Post::whereHas('comments', function ($query) { $query->whereRaw('(u_date = ? AND u_time >= ?) OR (u_date =? AND

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Howard Lee, Frontend-engineer with Angular 7+, Typescript, ReactJS, VueJS. Flutter, Dart, PHP, Ruby, JavaScript, HTML, SASS, CSS, Postgres, MySQL, Web Developer. Have a certificate of AWS Solution Architect Associate with verify number: 8FYNL55LCEEQ10W5. You can verify at AWS Certificate site or Credly site Tech lead role Lead 4 colleagues to build products and infrastructure Coordinate schedule of delivering products Senior web frontend developer role Products Form-filling, form-sharing, file-management, repair-managemnt and project-management for construction industry at Suiqui IoT management and EC platform for Liquid Petroleum Gas(LPG) at Wave-In Comm.

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