awk if else and nested if else statements with examples
Awk if else condition judgment statement is to provide command branch control, awk if else syntax: if(condition) { action 1 } else { action...
awk system batch operation
1. use awk command batch creation of files
awk 'BEGIN {do {++i; system("touch file_num_" i "_test") } while (i<9) }' .........