String #? ZZ -- check for character in string

String #? ZZ -- check for character in string

Synopsis:

Operator: #? -- check for presence of elements

Input:

an instance of class String.

an instance of class ZZ.

Output:

an instance of class Boolean.

x#?i -- tells whether there is an i-th character in the string x.

i1 : "asdf" #? 2



o1 = true

i2 : "asdf" #? 22



o2 = false

See also:

String # ZZ -- get character from string