Switch

Switch[e, case1, val1, case2, val2, ...] attempts to match e with the cases in order. If a match is found, returns the corresponding value.

Attributes[Switch] := {HoldRest, Protected, ReadProtected}

Simple examples

In[1]:= Switch[z, _, b, z, c]
Out[1]= b

In[2]:= Switch[z, k_Symbol, k]
Out[2]= k

In[3]:= Switch[z, 1]
Out[3]= Switch[z, 1]

In[4]:= Switch[z, d, b, l, c]
Out[4]= Switch[z, d, b, l, c]