cast.ToUint32("0134444") = 47396

[bb7788]

cast.ToUint32("0134444") = 47396

my go version go1.23.4 darwin/amd64, cast version 1.71

[yamadev11]

Most programming languages of the C-family including Go treat integer numbers as octal if starting with 0 and hex if starting with 0x. Here it is starting with 0 hence considered as octal but decimal and resulted into different number than your expectation.