1 votes 1 votes extern int num = 10; // is it valid ?? Programming in C programming-in-c extern-variable + – sumit goyal 1 asked Jan 19, 2018 sumit goyal 1 573 views answer comment Share Follow See all 6 Comments See all 6 6 Comments reply hs_yadav commented Jan 19, 2018 reply Follow Share i think ...output must be .. 0 50 ..? 0 votes 0 votes sumit goyal 1 commented Jan 19, 2018 reply Follow Share my question is different ??? 0 votes 0 votes hs_yadav commented Jan 19, 2018 reply Follow Share https://www.geeksforgeeks.org/understanding-extern-keyword-in-c/ 1 votes 1 votes sumit goyal 1 commented Jan 19, 2018 reply Follow Share @hs_yadav thanks bro , what do you think here extern int num = 10 ; will throw error 0 votes 0 votes thepeeyoosh commented Jan 19, 2018 reply Follow Share Complication error: cannot initialise extern variable. 1 votes 1 votes sumit goyal 1 commented Jan 19, 2018 reply Follow Share hmm @thepeeyoosh yup i thinks it will throw error thanks 1 votes 1 votes Please log in or register to add a comment.