We are going to stop here." break fi echo $i ((i++)) done echo "We are stopped!!!"In the example shared above, we stopped the while loop when the value of i was equal to 4.After executing the above Bash script, you will get an output like the one below:0...
Conditional exit with break You can do early exit with break statement inside the for loop. You can exit from within a FOR, WHILE or UNTIL loop using break. General break statement inside the for loop: for I in 1 2 3 4 5 do statements1 #Executed for all values of ''I'', up to ...
While the primary purpose of the For Loop is to iterate, you want it to stop repeating and break the loop when a specific condition is met. For that matter, there are independent statements to break and continue the loop. In other words, the break and continue statements is the tool by...
Using for loop with conditional break and continue ‘continue’statement is used to omit some part(s) of the loop based on any condition and ‘break’statement is used to terminate the loop based on any condition. The following example shows the uses of these statements in a for loop. Here...
在结束本shell之前,再跟大家补充两个与 loop 有关的命令:*break*continue 这两个命令常用在复合式循环里,也就是在do ... done之间又有更进一层的 loop,当然,用在单一循环中也未尝不可啦...^_^break 是用来打断循环,也就是"强迫结束"循环。若 break 后面指定一个数值 n 的话,则"从里向外"打断第 n ...
使用数值参数,break可以退出多个嵌套循环: for n in a b c d e do while true do if [ $RANDOM -gt 20000 ] then printf . break 2 ## break out of both while and for loops elif [ $RANDOM -lt 10000 ] then printf '"' break ## break out of the while loop fi done done echo 继续...
$ bash forloop1.sh Here, a text of 5 words is taken, so five lines of output are printed. Example-2: For loop with a break statement ‘break’ statement is used inside ‘for’ loop to terminate from the loop. Create a file named ‘forloop2.sh’ with the following code. ‘for’...
break ;; NO|No|no|n|N) echo "Please fix" ;; *) echo "Please answer yes or no." ;; esac done} check_status(){ # Notice read -u 3 to read from fd3 # Notice _ to read fields 3 and up while IFS=" " read -u 3 -r rec1 rec2 _ do # Syntax: single =, add quoting ...
Infinite for loop can be created with empty expressions, such as: #!/bin/bashfor(( ; ; ))doecho"infinite loops [ hit CTRL+C to stop]"done Conditional exit with break You can do early exit with break statement inside the for loop. You can exit from within a FOR, WHILE or UNTIL lo...
三元表达式bash for循环语法这种for循环与C编程语言有一个共同的传统。...${countNameservers} nameservers defined in ${file}" break fidone 使用continue语句若要继续封闭FOR、WHILE或UNTIL循环的下一个迭代...总结您通过各种示例学习了如何使用bash for loop。 For循环可以节省时间,并可以帮助您自动完成微小的...