test.cfm

<cfscript>
s1 = "ABCDEF".mid(1,3)
s2 = "DEFABC".mid(4,6)

writeOutput(s1 & "<br>") // ABC
writeOutput(s2 & "<br>") // ABC
writeOutput("<br>")

writeOutput((s1 == s2) & "<br>") // true
writeOutput((s1 === s2) & "<br>") // true (FALSE ON LUCEE)
writeOutput("<br>")

s3 = "ABC"
s4 = "ABC"
writeOutput((s3 == s4) & "<br>") // true
writeOutput((s3 === s4) & "<br>") // true

</cfscript>

test.groovy

s1 = "DEFABC".substring(3,6)
s2 = "ABCDEF".substring(0,3)


println s1 // ABC
println s2 // ABC
println ""

println s1 == s2 // true
println s1 === s2 // false
println ""

s3 = "ABC"
s4 = "ABC"
println s3 == s4 // true
println s3 === s4 // true
println s3.is(s4) // true

test.js

s1 = "ABCDEF".substring(0,3)
s2 = "DEFABC".substring(3,6)

console.log(s1) // ABC
console.log(s2) // ABC
console.log("")

console.log(s1 == s2) // true
console.log(s1 === s2) // true
console.log("")

s3 = "ABC"
s4 = "ABC"
console.log(s3 == s4) // true
console.log(s3 === s4) // true

test.kt

fun main() {
    val s1 = "DEFABC".substring(3,6)
    val s2 = "ABCDEF".substring(0,3)


    println(s1) // ABC
    println(s2) // ABC
    println("")

    println(s1 == s2) // true
    println(s1 === s2) // false
    println("")

    val s3 = "ABC"
    val s4 = "ABC"
    println(s3 == s4) // true
    println(s3 === s4) // true
    println(s3.equals(s4)) // true
}

test.py

s1 = "ABCDEF"[0:3]
s2 = "DEFABC"[3:6]

print(s1) # ABC
print(s2) # ABC
print("")

print(s1 == s2) # True
print(s1 is s2) # False
print("")

s3 = "ABC"
s4 = "ABC"
print(s3 == s4) # True
print(s3 is s4) # True

test.rb

s1 = "ABCDEF"[0..2]
s2 = "DEFABC"[3..6]

puts s1 # ABC
puts s2 # ABC
puts ""

puts s1 == s2 # true
puts s1 === s2 # true
puts ""

s3 = "ABC"
s4 = "ABC"
puts s3 == s4 # true
puts s3 === s4 # true
puts s3.equal?(s4) # false