Output of the "Replacing UTF8mb4 characters to HTML entities in a string with PHP" PHP snippet

Environment:

Strangebuzz Snippet VM: 6.4.9
PHP: 8.4

Code execution output:

inital string: Hello 🙏 world 🙂!
final string: Hello &#128591; world &#128578;!

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PHP utf8 mb4 emojis string html entities

Getting the current interactive shell name

Executing simple math operations in the terminal (bash, fish)