![yoUVcode...Knowledge shared = 2 x KnowledgeCheck if the letters in the second string are present in the first string – PHP Problem yoUVcode...Knowledge shared = 2 x KnowledgeCheck if the letters in the second string are present in the first string – PHP Problem](https://i0.wp.com/youvcode.com/wp-content/uploads/2019/05/PHP-Interview-Question-1.jpg?fit=520%2C432&ssl=1)
yoUVcode...Knowledge shared = 2 x KnowledgeCheck if the letters in the second string are present in the first string – PHP Problem
![How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ? - Stack Overflow How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ? - Stack Overflow](https://i.stack.imgur.com/xI8W7.png)
How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ? - Stack Overflow
![How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ? - Stack Overflow How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ? - Stack Overflow](https://i.stack.imgur.com/gs1Eh.png)