WebJul 7, 2024 · If you execute this script, the loop will read the first argument as $1 and compare it with 100. Accordingly it will display output. Bash FOR loop. Executing the … WebThe syntax for the while loop in shell scripting can be represented in different ways based on the use as below: First Syntax Method Code: while [ condition ] do command1 command2 done Explanation to the above syntax: In the syntax above, the condition is checked on a variable so that if the condition is satisfied the commands will be executed.
Help on "for" loop in bourne shell - UNIX
WebMar 21, 2024 · The outer while loop is infinite: while [ $n -gt 2 ] A working version: #!/bin/bash echo -e "Enter Number : \c" read n for ( (i=2; i<=$n/2; i++)) do ans=$ ( ( n%i )) if [ $ans -eq 0 ] then echo "$n is not a prime number." exit 0 fi done echo "$n is a prime number." Share Improve this answer Follow answered Mar 21, 2024 at 14:36 Jack M 154 2 WebThe syntax of for loop in shell scripting can be represented in different ways as below: 1. First Syntax Method for var in list do command1 command2 done From the above example, we have pre-defined keywords or... 2. … early 104h for rock
How to Use the for Loop in a Linux Bash Shell Script - MUO
WebIdeally, such a shell invoked as sh would only support those features in the POSIX standard, but by default let some of their extra features through. The C-style for-loop is … WebIn this chapter, we will discuss shell loop control in Unix. So far you have looked at creating loops and working with loops to accomplish different tasks. Sometimes you need to stop a loop or skip iterations of the loop. In this chapter, we will learn following two statements that are used to control shell loops−. The break statement. WebThis is somewhat fewer features than other languages, but nobody claimed that shell programming has the power of C. For Loops for loops iterate through a set of values … early 109mmh limited