This commit is contained in:
2007-12-27 21:03:41 +00:00
parent 7bf0d7867b
commit 98e72b6711
16 changed files with 39 additions and 38 deletions

View File

@ -39,8 +39,8 @@ BEGIN {
{
}
BEGIN {
local __local0;
__local0 = 20;
local __l0;
__l0 = 20;
}
Local variable declaration requires ASE_AWK_EXPLICIT, though.
@ -67,16 +67,16 @@ BEGIN {
| A global variable is visible after it is declared to the remaining part of the program. x inside fn is x named variable while x in BEGIN is a global variable.
global __global17;
global __g17;
function fn ()
{
x = 20;
return x;
}
BEGIN {
__global17 = 30;
__g17 = 30;
print fn ();
print __global17;
print __g17;
}
|-
| global x;
@ -96,20 +96,20 @@ BEGIN {
}
| A local variable can shade a global variable and a local variable at outer scope.
global __global17;
global __g17;
BEGIN {
local __local0, __local1;
__global17 = 1;
local __l0, __l1;
__g17 = 1;
{
__local0 = 2;
__l0 = 2;
{
__local1 = 3;
print __local1;
__l1 = 3;
print __l1;
}
print __local0;
print __l0;
}
print __global17;
print __g17;
}
|}}
@ -138,9 +138,9 @@ A parameter name can shade a enclosing function name. The following table shows
}
| 50 is printed. The parameter f in fn doesn't affect the named variable f in BEGIN. The deparsed output shows this clearly.
function fn (__param0)
function fn (__p0)
{
__param0 = 20;
__p0 = 20;
}
BEGIN {
f = 50;