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Updated Rules: IF ELSE ELSEIF and AND OR Support (markdown)

Michael Ingraham 2019-09-09 10:44:35 -04:00
parent c86bf41cc6
commit 6933e071e5
1 changed files with 8 additions and 8 deletions
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16
Rules:-IF-ELSE-ELSEIF-and-AND-OR-Support.md

@ -26,15 +26,15 @@ Note: All the commands executed _**within an IF block**_ are performed via `Back
`<statement-list>` `<statement-list>`
- `<statement>` {`;` `<statement>`} - `<statement>` {`;` `<statement>`}
<statement> `<statement>`
- {`<Sonoff-Tasmota-command>` | `<if-statement>`} - {`<Sonoff-Tasmota-command>` | `<if-statement>`}
In English: ## In English
IF statement supports 3 formats: IF statement supports 3 formats:
- `IF (<condition>) <statement-list> ENDIF`
- `IF (<condition>) <statement-list> ELSE <statement-list> ENDIF`
- `IF (<condition>) <statement-list> [ELSEIF (<condition>) <statement-list> ]* ELSE <statement-list> ENDIF`
`IF (<condition>) <statement-list> ENDIF`
`IF (<condition>) <statement-list> ELSE <statement-list> ENDIF`
`IF (<condition>) <statement-list> [ELSEIF (<condition>) <statement-list> ]* ELSE <statement-list> ENDIF`
`<condition>` is a logical expression, for example: `<condition>` is a logical expression, for example:
- `VAR1 >= 10` - `VAR1 >= 10`
- Multiple comparison expression with logical operator `AND` or `OR` between them. `AND` has higher priority than `OR`. For example: - Multiple comparison expression with logical operator `AND` or `OR` between them. `AND` has higher priority than `OR`. For example:
@ -42,14 +42,14 @@ IF statement supports 3 formats:
Parenthesis can be used to change the priority of logical expression. For example: Parenthesis can be used to change the priority of logical expression. For example:
`UPTIME > 100 AND (MEM1 == 1 OR MEM2 == 1)` `UPTIME > 100 AND (MEM1 == 1 OR MEM2 == 1)`
`<statement-list>` For example: `<statement-list>`
- A Sonoff-Tasmota command (e.g.,`LedPower on`) - A Sonoff-Tasmota command (e.g.,`LedPower on`)
- Another IF statement (`IF ... ENDIF`) - Another IF statement (`IF ... ENDIF`)
- Multiple Sonoff-Tasmota command or IF statement separated by `;`. For example: - Multiple Sonoff-Tasmota commands or IF statements separated by `;`. For example:
`Power1 off; LedPower on; IF (Mem1 == 0) Var1 Var1+1; Mem1 1 ENDIF; Delay 10; Power1 on` `Power1 off; LedPower on; IF (Mem1 == 0) Var1 Var1+1; Mem1 1 ENDIF; Delay 10; Power1 on`
`Backlog` is implied and is not required (saves reule set buffer space). `Backlog` is implied and is not required (saves reule set buffer space).
Examples: ## Example
Rule used to control pressure cooker with a Sonoff S31. Once it is finished cooking, shut off the power immediately. Rule used to control pressure cooker with a Sonoff S31. Once it is finished cooking, shut off the power immediately.
``` ```
Rule1 Rule1