Dropping "then" in "If" statements
123682
Can I use an "if" clause without "then"?
21848
Shorten JS if or statement
59157
Invert "if" statement to reduce nesting
119353
'If' statement and the colon
152345
Omitting the second expression when using the if-else shorthand
38958
How do "and" and "or" act with non-boolean values?
127417
making switch "if" statements
62160
Conditional Statements: "only if"
74426
"Whether" Vs. "If"
132179
Is  && statement() the same as if() statement()?
150297
One-liner if statements, how to convert this if-else-statement
91006
Why can I refer to a variable outside of an if/unless/case statement that never ran?
23856
Evaluating an If condition to yield True/False
125592
How to use "when" vs. "while" on the following occasions?
87175
Semicolon at end of 'if' statement
24759
How do I use the conditional (ternary) operator?
50708
How to use OR condition in a JavaScript IF statement?