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I want to write a Bash script to process text, which might require a while loop. For example, a while loop in C: int done = 0; while(1) {. ... if(done) break; } I want to write a Bash script equivalent to that.
31 mar 2024 · A break statement can break the while loop based on a single condition. The condition for terminating the loop in this example is [[ $n -eq 4 ]]. In this case, when the value of n becomes 4, the loop will terminate.
12 mar 2024 · Conditional while loop exit with break statement. You can do early exit with the break statement inside the whil loop. You can exit from within a WHILE using break. General break statement inside the while loop is as follows:
26 sty 2022 · Use the break statement to exit a while loop when a particular condition realizes. The following script uses a break inside a while loop: #!/bin/bash i=0 while [[ $i -lt 11 ]] do if [[ "$i" == '2' ]] then echo "Number $i!"
28 sty 2020 · In Bash, break and continue statements allows you to control the loop execution. Bash break Statement # The break statement terminates the current loop and passes program control to the command that follows the terminated loop. It is used to exit from a for, while, until, or select loop. s The syntax of the break statement takes the following form:
16 wrz 2019 · Use break followed by a number, to break out of that many levels of nesting. Example: for i in 1 2 3 4 5; do. echo. echo i = $i. for j in 1 2 3 4 5; do. echo j = $j. if [ $j -eq 4 ]; then break; fi. if [ $j -eq 3 ] && [ $i -eq 4 ]; then break 2; fi.
24 lut 2020 · You can terminate the loop by pressing CTRL+C. Here is a single-line equivalent: while :;doecho'Press <CTRL+C> to exit.'; sleep 1;done. Read a File Line By Line. One of the most common usages of the while loop is to read a file, data stream, or variable line by line.
