Hello If i have this files : main.js main1.js main2.js main3.js main4.js main5.js and all files have same

Question

Hello If i have this files : main.js main1.js main2.js main3.js main4.js main5.js and all files have same

thing inside it :
console.log("welcome")

is there is anyway if change in main.js it change in all other files ?

i mean if i change main.js to :
console.log("welcome new")

it will change in all other files
not need to edit each file and change on it