ContainsKey()

virtual bool System.Collections.Hashtable.ContainsKey ( object key )

inlinevirtualinherited

Reimplemented in System.Collections.Hashtable.SyncHashtable.

Definition at line 724 of file Hashtable.cs.

    {
        if (key == null)
        {
            throw new ArgumentNullException("key", SR.ArgumentNull_Key);
        }
        bucket[] buckets = _buckets;
        uint seed;
        uint incr;
        uint num = InitHash(key, buckets.Length, out seed, out incr);
        int num2 = 0;
        int num3 = (int)(seed % (uint)buckets.Length);
        bucket bucket;
        do
        {
            bucket = buckets[num3];
            if (bucket.key == null)
            {
                return false;
            }
            if ((bucket.hash_coll & 0x7FFFFFFF) == num && KeyEquals(bucket.key, key))
            {
                return true;
            }
            num3 = (int)((num3 + incr) % (uint)buckets.Length);
        }
        while (bucket.hash_coll < 0 && ++num2 < buckets.Length);
        return false;
    }

References System.Collections.Hashtable._buckets, System.SR.ArgumentNull_Key, System.Runtime.Serialization.Dictionary, System.Collections.Hashtable.bucket.hash_coll, System.Collections.Hashtable.InitHash(), System.Collections.Hashtable.bucket.key, System.key, and System.Collections.Hashtable.KeyEquals().

Referenced by System.Xml.Xsl.XsltOld.Stylesheet.AddAttributeSet(), System.Xml.Xsl.XsltOld.Stylesheet.AddTemplate(), System.Collections.Hashtable.Contains(), System.Collections.Hashtable.SyncHashtable.ContainsKey(), System.Collections.Specialized.StringDictionary.ContainsKey(), System.Xml.Xsl.XsltOld.XsltCompileContext.Document(), System.Data.XSDSchema.HandleConstraint(), System.Text.RegularExpressions.RegexParser.IsCaptureName(), System.Text.RegularExpressions.RegexParser.IsCaptureSlot(), System.Text.RegularExpressions.RegexParser.NoteCaptureName(), System.Text.RegularExpressions.RegexParser.NoteCaptureSlot(), System.Collections.HashtableExtensions.TryGetValue< T >(), and System.Xml.Serialization.XmlSerializationWriter.WriteStartElement().