Awk remove special characters The first MQ RFH header line starts like RFH ^B^C^X^A^Q^C3MQSTR ^D¸ followed by message data. The double quote (“) is crucial for denoting string literals and essential for printing text with quotes, while the single quote (‘) marks the boundaries of an AWK program. ]+ one or more times, stores the matches into an array x an 3. The awk is a versatile command tool used for text processing, manipulation, matching patterns, and removing characters. It sounds like by "special character" you mean non-alphanumeric. It is a space separated file. Remove word from a comma separated values of specific field. To remove a character from a string in bash, you can use the awk command. I'm to compare a value in header with a parameter. I want to remove these special characters: ╗┐ file1 ╗┐\\bar\c$\test2\;3. uuhkkf dccej ahtlp ozw ljd llodznv ffbpf izdlr gpanzzzx weids bhyleat pnvv fodxqhr dwd uex