static private Array_index_for ( Object index ) : long | ||
index | Object | |
Résultat | long |
public static bool hasOwnProperty(object thisob, object name) { string str = Microsoft.JScript.Convert.ToString(name); if (thisob is ArrayObject) { long num = ArrayObject.Array_index_for(str); if (num >= 0L) { object valueAtIndex = ((ArrayObject)thisob).GetValueAtIndex((uint)num); return((valueAtIndex != null) && (valueAtIndex != Microsoft.JScript.Missing.Value)); } } if (!(thisob is JSObject)) { return(!(LateBinding.GetMemberValue(thisob, str) is Microsoft.JScript.Missing)); } MemberInfo[] member = ((JSObject)thisob).GetMember(str, BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance | BindingFlags.DeclaredOnly); int length = member.Length; if (length <= 1) { if (length < 1) { return(false); } if (member[0] is JSPrototypeField) { return(!(((JSPrototypeField)member[0]).value is Microsoft.JScript.Missing)); } } return(true); }
private void DeleteRange(uint start, uint end) { uint denseEnd = this.denseArrayLength; if (denseEnd > end) { denseEnd = end; } for (; start < denseEnd; start++) { denseArray[(int)start] = Missing.Value; } if (denseEnd == end) { return; } //Go through the field table entries, deleting those with names that are indices between start and end IDictionaryEnumerator e = this.NameTable.GetEnumerator(); ArrayList arr = new ArrayList(this.name_table.count); while (e.MoveNext()) { long i = ArrayObject.Array_index_for(e.Key.ToString()); if (i >= start && i <= end) { arr.Add(e.Key); } } IEnumerator ae = arr.GetEnumerator(); while (ae.MoveNext()) { this.DeleteMember((String)ae.Current); } }
public static bool hasOwnProperty(Object thisob, Object name) { String nameStr = Convert.ToString(name); if (thisob is ArrayObject) { long index = ArrayObject.Array_index_for(nameStr); if (index >= 0) { Object ob = ((ArrayObject)thisob).GetValueAtIndex((uint)index); return(ob != null && ob != Missing.Value); } } if (thisob is JSObject) { MemberInfo[] members = ((JSObject)thisob).GetMember(nameStr, BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static | BindingFlags.DeclaredOnly); int n = members.Length; if (n > 1) { return(true); } if (n < 1) { return(false); } if (members[0] is JSPrototypeField) { //Do not count it as an "own" property unless it has been written to return(!(((JSPrototypeField)members[0]).value is Missing)); } return(true); } return(!(LateBinding.GetMemberValue(thisob, nameStr) is Missing)); }
internal override object GetMemberValue(string name) { long num = ArrayObject.Array_index_for(name); if (num < 0L) { return(base.GetMemberValue(name)); } return(this.GetValueAtIndex((uint)num)); }
internal override Object GetMemberValue(String name) { if (!this.hydrated) { long index = ArrayObject.Array_index_for(name); if (index >= 0) { return(this.GetValueAtIndex((uint)index)); } } return(base.GetMemberValue(name)); }
internal override bool DeleteMember(String name) { long i = ArrayObject.Array_index_for(name); if (i >= 0) { return(this.DeleteValueAtIndex((uint)i)); } else { return(base.DeleteMember(name)); } }
internal override void SetMemberValue(String name, Object val) { if (name.Equals("length")) { throw new JScriptException(JSError.AssignmentToReadOnly); } long index = ArrayObject.Array_index_for(name); if (index < 0) { base.SetMemberValue(name, val); } else { this.value.SetValue(val, (int)index); } }
internal override void SetMemberValue(String name, Object value) { if (name.Equals("length")) { this.length = value; return; } long index = ArrayObject.Array_index_for(name); if (index < 0) { base.SetMemberValue(name, value); } else { this.SetValueAtIndex((uint)index, value); } }
public static bool propertyIsEnumerable(Object thisob, Object name) { String nameStr = Convert.ToString(name); if (thisob is ArrayObject) { long index = ArrayObject.Array_index_for(nameStr); if (index >= 0) { Object ob = ((ArrayObject)thisob).GetValueAtIndex((uint)index); return(ob != null && ob != Missing.Value); } } if (thisob is JSObject) { FieldInfo f = ((JSObject)thisob).GetField(nameStr, BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static | BindingFlags.DeclaredOnly); return(f != null && f is JSExpandoField); } return(false); }
public static bool propertyIsEnumerable(object thisob, object name) { string str = Microsoft.JScript.Convert.ToString(name); if (thisob is ArrayObject) { long num = ArrayObject.Array_index_for(str); if (num >= 0L) { object valueAtIndex = ((ArrayObject)thisob).GetValueAtIndex((uint)num); return((valueAtIndex != null) && (valueAtIndex != Microsoft.JScript.Missing.Value)); } } if (!(thisob is JSObject)) { return(false); } FieldInfo field = ((JSObject)thisob).GetField(str, BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance | BindingFlags.DeclaredOnly); return((field != null) && (field is JSExpandoField)); }
internal virtual void Concat(ArrayObject source) { uint sourceLength = source.len; if (sourceLength == 0) { return; } uint oldLength = this.len; this.SetLength(oldLength + (ulong)sourceLength); uint slen = sourceLength; if (!(source is ArrayWrapper) && sourceLength > source.denseArrayLength) { slen = source.denseArrayLength; } uint j = oldLength; for (uint i = 0; i < slen; i++) { this.SetValueAtIndex(j++, source.GetValueAtIndex(i)); } if (slen == sourceLength) { return; } //Iterate over the sparse indices of source IDictionaryEnumerator e = source.NameTable.GetEnumerator(); while (e.MoveNext()) { long i = ArrayObject.Array_index_for(e.Key.ToString()); if (i >= 0) { this.SetValueAtIndex(oldLength + (uint)i, ((JSField)e.Value).GetValue(null)); } } }