<?php $data = array ( "studentData" => array ( array( "university" => array( "name" => "Tes Name", "address" => "Street name", "province" => "Province name", ), "college" => array( "name" => "IT" ), "examDate" => "2019-01-20", "lesson" => array( "lessonId" => array( "lessonIdNumber" => "40" ) ), "countStudent" => "2", "examResult" => array( array( "studentGender" => "Male", "studentName" => array( array( "name" => "George", "result" => "98" ), array( "name" => "Leonard", "result" => "84" ), ), ) ) ), array( "university" => array( "name" => "Tes Name", "address" => "Street name", "province" => "Province name", ), "college" => array( "name" => "IT" ), "examDate" => "2019-01-20", "lesson" => array( "lessonId" => array( "lessonIdNumber" => "41" ) ), "countStudent" => "1", "examResult" => array( "studentGender" => "Female", "examDate" => "2019-01-20", "lessonId" => array( "lessonIdNumber" => "40" ), "countStudent" => "1", "studentName" => array( array( "name" => "Anita", "result" => "71" ) ), ) ), array( "university" => array( "name" => "Tes Name", "address" => "Street name", "province" => "Province name", ), "college" => array( "name" => "Design Graphics" ), "examDate" => "2019-01-20", "lesson" => array( "lessonId" => array( "lessonIdNumber" => "42" ) ), "countStudent" => "3", "examResult" => array( array( "studentGender" => "Male", "studentName" => array( array( "name" => "Edward", "result" => "83" ), array( "name" => "William", "result" => "86" ), array( "name" => "Oliver", "result" => "77" ), ), ) ) ), array( "university" => array( "name" => "Tes Name", "address" => "Street name", "province" => "Province name", ), "college" => array( "name" => "Design Graphics" ), "examDate" => "2019-01-20", "lesson" => array( "lessonId" => array( "lessonIdNumber" => "42" ) ), "countStudent" => "2", "examResult" => array( array( "studentGender" => "Female", "studentName" => array( array( "name" => "Isabel", "result" => "77" ), array( "name" => "Dorothi", "result" => "86" ) ), ), ) ), ), "lessonData" => array ( array( "lessonId" => array( "lessonIdNumber" => "40" ), "sessionName" => "PHP and Array", "teacherData" => array( "teacherName" => "Teacher Name One", "teacherId" => "229910", ), ), array( "lessonId" => array( "lessonIdNumber" => "41" ), "sessionName" => "Photoshop", "teacherData" => array( "teacherName" => "Teacher Name Two", "teacherId" => "981881", ), ), array( "lessonId" => array( "lessonIdNumber" => "42" ), "sessionName" => "Coreldraw", "teacherData" => array( "teacherName" => "Teacher Name Three", "teacherId" => "327718", ), ) ), ); $student = $data['studentData']; $lesson = $data['lessonData']; $expected = []; # mapping the lession id to lession data e.g 40=>[sessionName=>'Coreldraw','teacherData'=>[array]] foreach($lesson as $key=>$value){ $mapped[$value['lessonId']['lessonIdNumber']] = ['sessionName'=>$value['sessionName'],'teacherData'=>$value['teacherData']]; } foreach($student as $k=>$v){ $lesson_id = $v['lesson']['lessonId']['lessonIdNumber']; if(array_key_exists($lesson_id, $mapped)){ $expected['studentData'][$k] = array_merge($student[$k], $mapped[$lesson_id]); } } print_r($expected); ?>
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