Same to reheat things. But I think it's a very American/British and by extension Australia maybe Canada too thing to eat corn like that.
Us French rarely eat corn and I've never heard someone cooking it like that. In france corn comes in a conserve ( metal or glass jar https://www.google.com/search?q=mais+en+conserve&client=ms-android-samsung-ga-rev1&prmd=isnv&sxsrf=APq-WBvdhoIe_yfGmZsmt0F1aaoK2b0fOg:1647999038340&source=lnms&tbm=isch&sa=X&ved=2ahUKEwjss5Tqitv2AhXIxoUKHTApCnUQ_AUoAXoECAEQAQ&biw=360&bih=671&dpr=3 ) or in a packet to cook like pasta or rice ( https://www.google.com/search?q=ebly&client=ms-android-samsung-ga-rev1&prmd=ismvn&sxsrf=APq-WBvGp4UyVdU4GbCUMi38nqOCI0Dcbg:1647998851342&source=lnms&tbm=isch&sa=X&ved=2ahUKEwiMif-Qitv2AhVnzoUKHXS8DvcQ_AUoAXoECAIQAQ&biw=360&bih=671&dpr=3 ), both already in grain no a full ear/cob