関連ワード:  javascript return first element of array    javascript get first element of array    javascript get first element of array if not empty    javascript get first element of array and remove it    javascript get first element of array with condition    javascript get first element of array without index    javascript get first element of array that matches    javascript get first element of array or null    javascript get first element of array if exists    javascript get first element of array matching condition  
結果 : javascript return first element of array