Post increment nightmare
by Mark Brown · in Torque Game Engine · 11/10/2006 (1:26 pm) · 1 replies
Two whole days to learn the following language difference:
Perl and C
@array = ( 4, 4, 4, 4, 4, 4 );
$probe = 2;
$array[ $probe++ ] = 7;
for ( $ja = 0; $ja < 6; $ja++ )
{
$jb = "Element number " . $ja . " equals " . $array[ $ja ] . "\n";
print "$jb";
}
OUTPUT!!
Element number 0 equals 4
Element number 1 equals 4
Element number 2 equals 7
Element number 3 equals 4
Element number 4 equals 4
Element number 5 equals 4
AS OPPOSED TO:
Torque Script
for ( $ja = 0; $ja < 6; $ja++ )
{
$array[ $ja ] = 4;
}
$probe = 2;
$array[ $probe++ ] = 7;
for ( $ja = 0; $ja < 6; $ja++ )
{
$jb = "Element number " @ $ja @ " equals " @ $array[ $ja ];
echo ( $jb );
}
OUTPUT!!
Element number 0 equals 4
Element number 1 equals 4
Element number 2 equals 4
Element number 3 equals 7
Element number 4 equals 4
Element number 5 equals 4
The command "$array[ $probe++ ] = 7" post increments in C and pre increments in
Torque ( like $array[ ++$probe ] = 7 in C )
TWO WHOLE DAYS!!!
BEWARE!!
Perl and C
@array = ( 4, 4, 4, 4, 4, 4 );
$probe = 2;
$array[ $probe++ ] = 7;
for ( $ja = 0; $ja < 6; $ja++ )
{
$jb = "Element number " . $ja . " equals " . $array[ $ja ] . "\n";
print "$jb";
}
OUTPUT!!
Element number 0 equals 4
Element number 1 equals 4
Element number 2 equals 7
Element number 3 equals 4
Element number 4 equals 4
Element number 5 equals 4
AS OPPOSED TO:
Torque Script
for ( $ja = 0; $ja < 6; $ja++ )
{
$array[ $ja ] = 4;
}
$probe = 2;
$array[ $probe++ ] = 7;
for ( $ja = 0; $ja < 6; $ja++ )
{
$jb = "Element number " @ $ja @ " equals " @ $array[ $ja ];
echo ( $jb );
}
OUTPUT!!
Element number 0 equals 4
Element number 1 equals 4
Element number 2 equals 4
Element number 3 equals 7
Element number 4 equals 4
Element number 5 equals 4
The command "$array[ $probe++ ] = 7" post increments in C and pre increments in
Torque ( like $array[ ++$probe ] = 7 in C )
TWO WHOLE DAYS!!!
BEWARE!!
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