react === vs == code example
Example 1: difference between == and === in javascript
0 == false // true
0 === false // false, because they are of a different type
1 == "1" // true, automatic type conversion for value only
1 === "1" // false, because they are of a different type
null == undefined // true
null === undefined // false
'0' == false // true
'0' === false // false
Example 2: what is differ between between three equal and two equal
false == 0 => true
false === 0 => false
0 != false => false
0 !== false => true