Understanding str_pad() with leading zeros

Question

I\'m trying to build a php function and discovered some weird behavior and I can\'t even formulate a proper question, so if anyone can explain what is going on, I would appr

Answer 1

Integer literals starting with 0 are interpreted base 8. Your second $x has the value 83. See the manual on integers for details.

The intval() function lets you specify the base if you're reading a user string.

If we're talking about literals, in PHP the literal 0 is decimal, while in C and C++ it is octal. It's the little differences that make life fun.