Difference between revisions of "FALSE"

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m (added second example)
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|value=0
 
|value=0
 
|desc=Constant used to define the FALSE value in conditional structures or variables/constants in general. Usually it's used because it is more readable, indicating a [[Boolean|boolean]] value instead a [[Integer|integer]] value (0).
 
|desc=Constant used to define the FALSE value in conditional structures or variables/constants in general. Usually it's used because it is more readable, indicating a [[Boolean|boolean]] value instead a [[Integer|integer]] value (0).
|examples=<lsl>integer q;
+
|examples=
 +
<lsl>
 +
integer is_owner(key inputKey)
 +
{
 +
    key owner = llGetOwner();
  
 +
    if (inputKey == owner)
 +
        return TRUE;
 +
//  else
 +
        return FALSE;
 +
}
 +
 +
default
 +
{
 +
    touch_start(integer num_detected)
 +
    {
 +
        key id = llDetectedKey(0);
 +
 +
        // PUBLIC_CHANNEL has the integer value 0
 +
 +
        if ( is_owner(id) )
 +
            llSay(PUBLIC_CHANNEL, "Hello, you're my owner!");
 +
        else
 +
            llSay(PUBLIC_CHANNEL, "Hello, you're not my owner!");
 +
    }
 +
}
 +
</lsl>
 +
<lsl>
 
default
 
default
 
{
 
{
 
     state_entry()
 
     state_entry()
 
     {
 
     {
         q = TRUE;
+
         integer q = TRUE;
 +
 
 
         if(q)
 
         if(q)
 
         {
 
         {
             llSay(0, "TRUE");
+
            // PUBLIC_CHANNEL has the integer value 0
 +
             llSay(PUBLIC_CHANNEL, "TRUE");
 +
 
 
             q = FALSE;
 
             q = FALSE;
 
             if(!q)
 
             if(!q)
 
             {
 
             {
                 llSay(0, "FALSE");
+
                 llSay(PUBLIC_CHANNEL, "FALSE");
 
                 q = TRUE;
 
                 q = TRUE;
 +
 
                 if(!q)
 
                 if(!q)
                {
+
                     llSay(PUBLIC_CHANNEL, "Won't say this.");
                     llSay(0, "Won't say this");
+
 
                }
+
 
                 else
 
                 else
 
                 {
 
                 {
                     llSay(0, "TRUE");
+
                     llSay(PUBLIC_CHANNEL, "TRUE");
 
                     q = FALSE;
 
                     q = FALSE;
 
                     if(q)
 
                     if(q)
                    {
+
                         llSay(PUBLIC_CHANNEL, "Won't say this.");
                         llSay(0, "Won't say this");
+
 
                    }
+
 
                     else
 
                     else
                    {
+
                         llSay(PUBLIC_CHANNEL, "FALSE");
                         llSay(0, "FALSE");
+
                    }
+
 
                 }
 
                 }
 
             }
 
             }
 
             else
 
             else
            {
+
                 llSay(PUBLIC_CHANNEL, "Won't say this.");
                 llSay(0, "Won't say this");
+
            }
+
 
         }
 
         }
 
         else
 
         else
        {
+
             llSay(PUBLIC_CHANNEL, "Won't say this.");
             llSay(0, "Won't say this");
+
        }
+
 
     }
 
     }
}</lsl>
+
}
 +
</lsl>
 
|constants={{LSL ConstRow|TRUE}}
 
|constants={{LSL ConstRow|TRUE}}
 
|functions=
 
|functions=

Revision as of 05:55, 6 October 2012

Description

Constant: integer FALSE = 0;

The integer constant FALSE has the value 0

Constant used to define the FALSE value in conditional structures or variables/constants in general. Usually it's used because it is more readable, indicating a boolean value instead a integer value (0).

Related Articles

Constants

•  TRUE

Articles

•  boolean

Examples

<lsl> integer is_owner(key inputKey) {

   key owner = llGetOwner();
   if (inputKey == owner)
       return TRUE;

// else

       return FALSE;

}

default {

   touch_start(integer num_detected)
   {
       key id = llDetectedKey(0);
       // PUBLIC_CHANNEL has the integer value 0
       if ( is_owner(id) )
           llSay(PUBLIC_CHANNEL, "Hello, you're my owner!");
       else
           llSay(PUBLIC_CHANNEL, "Hello, you're not my owner!");
   }

} </lsl> <lsl> default {

   state_entry()
   {
       integer q = TRUE;
       if(q)
       {
           // PUBLIC_CHANNEL has the integer value 0
           llSay(PUBLIC_CHANNEL, "TRUE");
           q = FALSE;
           if(!q)
           {
               llSay(PUBLIC_CHANNEL, "FALSE");
               q = TRUE;
               if(!q)
                   llSay(PUBLIC_CHANNEL, "Won't say this.");
               else
               {
                   llSay(PUBLIC_CHANNEL, "TRUE");
                   q = FALSE;
                   if(q)
                       llSay(PUBLIC_CHANNEL, "Won't say this.");
                   else
                       llSay(PUBLIC_CHANNEL, "FALSE");
               }
           }
           else
               llSay(PUBLIC_CHANNEL, "Won't say this.");
       }
       else
           llSay(PUBLIC_CHANNEL, "Won't say this.");
   }

} </lsl>

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Signature

integer FALSE = 0;