9.1.4 Script control statement description format
The description format for script control statements is as follows:
0control-statement [
1condition] [
1reserved-word [
1processing]]... [
1condition] [
1reserved-word [
1processing]] [
0control-statement-(end)-or-reserved-word]
- condition, reserved-word, processing
Specify a condition, a reserved word, and processing, respectively.