2013-11-05 23:40:21 +00:00
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// Evaluate the 'then' expression if the condition is true.
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if (true) io.write("good") // expect: good
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if (false) io.write("bad")
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// Evaluate the 'else' expression if the condition is false.
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if (true) io.write("good") else io.write("bad") // expect: good
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if (false) io.write("bad") else io.write("good") // expect: good
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2013-12-04 15:43:50 +00:00
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// Allow blocks for branches.
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2013-11-13 15:10:52 +00:00
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if (true) { io.write("block") } // expect: block
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if (false) null else { io.write("block") } // expect: block
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// Assignment in if condition.
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2013-12-04 15:43:50 +00:00
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var a = false
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2013-11-13 15:10:52 +00:00
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if (a = true) io.write(a) // expect: true
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2013-11-18 06:38:59 +00:00
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// Newline after "if".
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if
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(true) io.write("good") // expect: good
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// Newline after "else".
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if (false) io.write("bad") else
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io.write("good") // expect: good
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2013-11-18 17:19:03 +00:00
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2013-11-20 02:24:58 +00:00
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// Only false is falsy.
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if (0) io.write(0) // expect: 0
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if (null) io.write(null) // expect: null
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if ("") io.write("empty") // expect: empty
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