WHILE in Scol » History » Version 3
iri, 09/25/2012 12:00 AM
| 1 | 1 | iri | h1. WHILE in Scol |
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| 2 | |||
| 3 | *while* <condition> *do* instructions |
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| 4 | |||
| 5 | <pre> |
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| 6 | while <condition> do |
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| 7 | ( |
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| 8 | instruction_1; |
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| 9 | instruction_2; |
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| 10 | instruction_3; |
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| 11 | |||
| 12 | instruction_n; |
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| 13 | ); |
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| 14 | </pre> |
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| 15 | |||
| 16 | If the condition is false at the start, the instructions block is never ran. |
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| 17 | |||
| 18 | Example : |
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| 19 | <pre> |
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| 20 | fun main ()= |
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| 21 | _showconsole; |
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| 22 | |||
| 23 | let 10 -> counter in |
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| 24 | while (counter >= 0) do |
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| 25 | ( |
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| 26 | _fooId counter; |
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| 27 | 3 | iri | // do not forget to increase or decrease your counter, otherwise, the loop can become infinite |
| 28 | 2 | iri | set counter = counter-1 |
| 29 | 1 | iri | ); |
| 30 | 0;; |
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| 31 | </pre> |
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| 32 | |||
| 33 | |||
| 34 | License : "CC-BY-SA-2.0":https://creativecommons.org/licenses/by-sa/2.0/ |
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| 35 | Tutorial by iri |
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| 36 | Updated by / |