c# dictionary contains key code example

Example 1: c# check to see if dictionary key exists

bool keyExists = dict.ContainsKey(key);

Example 2: c sharp check if key in dictionary

// To check if a dictionary has a certain key, use 'ContainsKey()'
dict.ContainsKey(key);

Example 3: javascript hashtable contains key

if (obj.hasOwnProperty("key1")) {
  ...
}

Example 4: if in dictionary c#

if (dict.ContainsKey(key)) { ... }
//or
dict.TryGetValue(key, out value);