This page contains general information regarding typical errors made by the user and specially by beginners

Common Programming Errors for Beginners

Syntax Errors

• Missing semicolons (;) at the end of statements
• Incorrect use of brackets { } or parentheses ( )
• Misspelling keywords like 'while', 'for', 'if', etc.
• Using single equals (=) for comparison instead of double equals (==)
• Forgetting to close string quotes (" ")

Variable-Related Errors

• Using variables before declaring them
• Incorrect variable type declarations (using int for decimal numbers)
• Trying to modify constant values
• Case sensitivity mistakes (myVariable vs. myvariable)
• Using reserved keywords as variable names

Array Errors

• Accessing array index out of bounds (trying to access index 5 in an array of size 5)
• Forgetting that arrays start at index 0, not 1
• Not initializing arrays before using them

Logic Errors