if for core

Conditionally run a block.

Signature

> if (cond) (then_block) (else_expression)

Parameters

• cond: condition to check
• then_block: block to run if check succeeds
• else_expression: expression or block to run if check fails

Input/output types:

input	output
any	any

Examples

Output a value if a condition matches, otherwise return nothing

> if 2 < 3 { 'yes!' }
yes!

Output a value if a condition matches, else return another value

> if 5 < 3 { 'yes!' } else { 'no!' }
no!

Chain multiple if's together

> if 5 < 3 { 'yes!' } else if 4 < 5 { 'no!' } else { 'okay!' }
no!