formatted doctests outputs

src/strings_docstrings.jl

@@ -464,16 +464,16 @@ Examples
 ```jldoctest
 julia> str_starts(["apple", "banana", "pear", "pineapple"], r"^p")  # [false, false, true, true]
 4-element Vector{Bool}:
-0
-0
-1
-1
+ 0
+ 0
+ 1
+ 1
 julia> str_starts(["apple", "banana", "pear", "pineapple"], r"^p", negate=true)  # [true, true, false, false]
 4-element Vector{Bool}:
-1
-1
-0
-0
+ 1
+ 1
+ 0
+ 0
 ```
 """
 
@@ -495,16 +495,16 @@ Examples
 ```jldoctest
 julia> str_ends(["apple", "banana", "pear", "pineapple"], r"e\$")  # [true, false, false, true]
 4-element Vector{Bool}:
-1
-0
-0
-1
+ 1
+ 0
+ 0
+ 1
 julia> str_ends(["apple", "banana", "pear", "pineapple"], r"e\$", negate=true)  # [false, true, true, false]
 4-element Vector{Bool}:
-0
-1
-1
-0
+ 0
+ 1
+ 1
+ 0
 ```
 """
 
@@ -526,10 +526,10 @@ An integer vector containing indices of matching strings.
 ```jldoctest
 julia> str_which(["apple", "banana", "pear", "pineapple"], r"a")  # [1, 2, 3, 4]
 4-element Vector{Int64}:
-1
-2
-3
-4
+ 1
+ 2
+ 3
+ 4
 julia> str_which(["apple", "banana", "pear", "pineapple"], r"a", negate=true)  # []
 Int64[]
 julia> str_which(["apple", "banana", "pear", "pineapple"], "a", negate=true)  # []