String.hasIndex
hasIndex($index) -> boolean
Description
Check if $index
is within the bounds of the string.
A negative index counts from the end of the string.
'abcdef'.hasIndex(1) //= true 'abcdef'.hasIndex(2) //= true 'abcdef'.hasIndex(100) //= false 'abcdef'.hasIndex(-1) //= true ''.hasIndex(2) //= false