| static private DeleteValueAtIndex ( Object obj, ulong index ) : bool | ||
| obj | Object | |
| index | ulong | |
| return | bool | |
public static Object unshift(Object thisob, params Object[] args)
{
if (args == null || args.Length == 0)
{
return(thisob);
}
if (thisob is ArrayObject)
{
return(((ArrayObject)thisob).Unshift(args));
}
uint oldLength = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
long newLength = oldLength + args.Length;
LateBinding.SetMemberValue(thisob, "length", newLength);
// shift the array
for (long i = oldLength - 1; i >= 0; i--)
{
Object val = LateBinding.GetValueAtIndex(thisob, (ulong)i);
if (val is Missing)
{
LateBinding.DeleteValueAtIndex(thisob, (ulong)(i + args.Length));
}
else
{
LateBinding.SetValueAtIndex(thisob, (ulong)(i + args.Length), val);
}
}
// copy the input args
for (uint i = 0; i < args.Length; i++)
{
LateBinding.SetValueAtIndex(thisob, i, args[i]);
}
return(thisob);
}
public static Object shift(Object thisob)
{
Object res = null;
if (thisob is ArrayObject)
{
return(((ArrayObject)thisob).Shift());
}
uint length = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (length == 0)
{
LateBinding.SetMemberValue(thisob, "length", 0);
return(res);
}
res = LateBinding.GetValueAtIndex(thisob, 0);
for (uint i = 1; i < length; i++)
{
Object val = LateBinding.GetValueAtIndex(thisob, i);
if (val is Missing)
{
LateBinding.DeleteValueAtIndex(thisob, i - 1);
}
else
{
LateBinding.SetValueAtIndex(thisob, i - 1, val);
}
}
LateBinding.DeleteValueAtIndex(thisob, length - 1);
LateBinding.SetMemberValue(thisob, "length", length - 1);
return(res);
}
public static object unshift(object thisob, params object[] args)
{
if ((args != null) && (args.Length != 0))
{
if (thisob is ArrayObject)
{
return(((ArrayObject)thisob).Unshift(args));
}
uint num = Microsoft.JScript.Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
long num2 = num + args.Length;
LateBinding.SetMemberValue(thisob, "length", num2);
for (long i = num - 1; i >= 0L; i -= 1L)
{
object valueAtIndex = LateBinding.GetValueAtIndex(thisob, (ulong)i);
if (valueAtIndex is Missing)
{
LateBinding.DeleteValueAtIndex(thisob, (ulong)(i + args.Length));
}
else
{
LateBinding.SetValueAtIndex(thisob, (ulong)(i + args.Length), valueAtIndex);
}
}
for (uint j = 0; j < args.Length; j++)
{
LateBinding.SetValueAtIndex(thisob, (ulong)j, args[j]);
}
}
return(thisob);
}
public static object shift(object thisob)
{
object valueAtIndex = null;
if (thisob is ArrayObject)
{
return(((ArrayObject)thisob).Shift());
}
uint num = Microsoft.JScript.Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (num == 0)
{
LateBinding.SetMemberValue(thisob, "length", 0);
return(valueAtIndex);
}
valueAtIndex = LateBinding.GetValueAtIndex(thisob, 0L);
for (uint i = 1; i < num; i++)
{
object obj3 = LateBinding.GetValueAtIndex(thisob, (ulong)i);
if (obj3 is Missing)
{
LateBinding.DeleteValueAtIndex(thisob, (ulong)(i - 1));
}
else
{
LateBinding.SetValueAtIndex(thisob, (ulong)(i - 1), obj3);
}
}
LateBinding.DeleteValueAtIndex(thisob, (ulong)(num - 1));
LateBinding.SetMemberValue(thisob, "length", num - 1);
return(valueAtIndex);
}
public static Object pop(Object thisob)
{
uint thisLength = Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (thisLength == 0)
{
LateBinding.SetMemberValue(thisob, "length", 0);
return(null);
}
Object result = LateBinding.GetValueAtIndex(thisob, thisLength - 1);
LateBinding.DeleteValueAtIndex(thisob, thisLength - 1);
LateBinding.SetMemberValue(thisob, "length", thisLength - 1);
return(result);
}
public static object pop(object thisob)
{
uint num = Microsoft.JScript.Convert.ToUint32(LateBinding.GetMemberValue(thisob, "length"));
if (num == 0)
{
LateBinding.SetMemberValue(thisob, "length", 0);
return(null);
}
object valueAtIndex = LateBinding.GetValueAtIndex(thisob, (ulong)(num - 1));
LateBinding.DeleteValueAtIndex(thisob, (ulong)(num - 1));
LateBinding.SetMemberValue(thisob, "length", num - 1);
return(valueAtIndex);
}
