There can’t be a space between the variable name and the value. Why? Because whenever Bash sees a space it thinks that the text preceding is the start of a command, and tries to run it
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Oct
03
if statements
This isn’t how other languages work. What’s going on? The reason is in the grammar of the if statement. The stuff that follows the if has to be a command.
Oct
03
a confession
I had trouble learning Bash. I found that I could never remember how to write simple things like an if statement.