NeMO84 · December 13, 2015 11:13
diff --git a/bash_function_exists b/bash_function_exists
 #!/bin/bash 

 # http://stackoverflow.com/questions/85880/determine-if-a-function-exists-in-bash
 function_exists() {
    declare -f -F $1 > /dev/null
    return $?
 }

 # function_exists function_name && echo Exists || echo No such function
	#!/bin/bash

	# http://stackoverflow.com/questions/85880/determine-if-a-function-exists-in-bash
	function_exists() {
	declare -f -F $1 > /dev/null
	return $?
	}

	# function_exists function_name && echo Exists \|\| echo No such function