How to use the break command in Linux

This article is about how to use the break command in Linux. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

Common Linux commands-break commands are mainly used to end for,while or until loops

Break ends the for,while or until loop.

Summary break [n] the main purpose is to end the for,while or until loop, and several layers of loops can be specified to exit.

Parameter n (optional): an integer greater than or equal to 1 that specifies how many layers of loop to exit.

The return value returns success unless n is less than 1.

The default value of the optional parameter n for example # break is 1. # continue execution from the outer for loop. For ((item3safi > 0positanimuri -); do for ((juni3Shij > 0positjmura -)); do if ((jackfruit 2)); then # instead of break 1 results the same break fi printf "% s% s\ n" ${I} ${j} done done # output result 3 3 2 3 1 3 # when n is 2: # exit the two-tier loop and end. For ((item3persi > 0positsu -)); do for ((juni3witj > 0positjmure -)); do if ((jacks 2)); then break 2 fi printf "% s% s\ n" ${I} ${j} done done # output result 3 3 Note this command is a bash built-in command, for related help, please see the help command.

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