If - Revision history

97.106.161.244: Added info on specifying how many lines are to be evaluted.

2008-11-30T17:46:57Z

Added info on specifying how many lines are to be evaluted.

Orngrimm at 11:13, 22 July 2008

2008-07-22T11:13:16Z

Seg at 00:58, 6 September 2007

2007-09-06T00:58:49Z

65.32.162.67 at 18:43, 3 August 2007

2007-08-03T18:43:41Z

Cannedboot at 01:31, 15 October 2005

2005-10-15T01:31:16Z

Cannedboot at 23:51, 14 October 2005

2005-10-14T23:51:02Z

Cannedboot: added else statement

2005-10-14T18:50:58Z

added else statement

Kedrick Valorite at 17:38, 27 August 2005

2005-08-27T17:38:48Z

Kedrick Valorite at 17:38, 27 August 2005

2005-08-27T17:38:16Z

Snicker7: /* Synopsis */

2005-08-14T06:46:59Z

‎Synopsis

@@ Line 1: / Line 1: @@
 {{command header|Flow Control}}
-{{body|if ( ! ) ( expression ) { }
+{{body|if ( ! ) ( expression ) ( lines <nowiki>|</nowiki> { } )
 :''or''
-if ( ! ) ( expression ) { } else { } |The <tt>if</tt> construct is one of the most important features of many languages, the EasyUO scripting language included. It allows for conditional execution of code fragments.
+if ( ! ) ( expression ) ( lines <nowiki>|</nowiki> { } ) else ( lines <nowiki>|</nowiki> { } ) |The <tt>if</tt> construct is one of the most important features of many languages, the EasyUO scripting language included. It allows for conditional execution of code fragments.
 As described in the section about [[expressions]], <tt>expression</tt> is evaluated to its boolean value. If it evaluates to [[true]], the next statement will be executed. If <tt>else</tt> is present and the expression evaluates to [[false]], then the statement after <tt>else</tt> will be executed instead.
@@ Line 18: / Line 18: @@
 halt
 </pre>
-Often you would want to have more than one statement executed conditionally. Of course, there is no need to wrap each statement in an if clause. Instead, you can group several statements into a statement group. For example, if <tt>%a > %b</tt> evaluates to [[true]] in the following fragment, it would display <i>"a is bigger than b"</i> and would then assign the value of <tt>%a</tt> into <tt>%b</tt>; if it evaluates to [[false]], <i>"b is equal or bigger than a"</i> would be displayed and the value of <tt>%b</tt> assigned into <tt>%a</tt> instead:
+Often you would want to have more than one statement executed conditionally. Of course, there is no need to wrap each statement in an if clause. Instead, you have two options. You can group several statements into a statement group or you can specify how many lines after the if statement are to be evaluated. For example, if <tt>%a > %b</tt> evaluates to [[true]] in the following fragment, it would display <i>"a is bigger than b"</i> and would then assign the value of <tt>%a</tt> into <tt>%b</tt>; if it evaluates to [[false]], <i>"b is equal or bigger than a"</i> would be displayed and the value of <tt>%b</tt> assigned into <tt>%a</tt> instead:
 <pre>
 set %a 100
@@ Line 34: / Line 34: @@
 halt
 </pre>
 The ! right after the command is a reversal of the expression which is following.

@@ Line 1: / Line 1: @@
 {{command header|Flow Control}}
-{{body|if ( expression ) { }
+{{body|if ( ! ) ( expression ) { }
 :''or''
-if ( expression ) { } else { } |The <tt>if</tt> construct is one of the most important features of many languages, the EasyUO scripting language included. It allows for conditional execution of code fragments.
+if ( ! ) ( expression ) { } else { } |The <tt>if</tt> construct is one of the most important features of many languages, the EasyUO scripting language included. It allows for conditional execution of code fragments.
 As described in the section about [[expressions]], <tt>expression</tt> is evaluated to its boolean value. If it evaluates to [[true]], the next statement will be executed. If <tt>else</tt> is present and the expression evaluates to [[false]], then the statement after <tt>else</tt> will be executed instead.
@@ Line 33: / Line 33: @@
+}
 halt
-</pre>}}
+</pre>
 ==== Nesting Conditional Statements ====
 <tt>if</tt> statements can be nested indefinitely within other <tt>if</tt> or <tt>else</tt> statements, which provides you with complete flexibility for conditional execution of the various parts of your script.

@@ Line 60: / Line 60: @@
 | Width=250px align=center | [[Else]]
 |}
-{{footer}}
+=See Also=

← Older revision		Revision as of 18:43, 3 August 2007
Line 56:		Line 56:
	</pre>		</pre>

		+	== Related Commands ==
		+	{\| style="background:gainsboro; color:black; border: 2px #aaa solid;"
		+	\| Width=250px align=center \| [[Else]]
		+	\|}
	{{footer}}		{{footer}}

@@ Line 34: / Line 34: @@
 halt
 </pre>}}
-==== Nesting Conditions ====
+==== Nesting Conditional Statements ====
 <tt>if</tt> statements can be nested indefinitely within other <tt>if</tt> or <tt>else</tt> statements, which provides you with complete flexibility for conditional execution of the various parts of your script.
 <pre>

@@ Line 33: / Line 33: @@
+}
 halt
-</pre>
+</pre>}}
-<tt>if</tt> statements can be nested indefinitely within other <tt>if</tt> or <tt>else</tt> statements, which provides you with complete flexibility for conditional execution of the various parts of your script.}}
+==== Nesting Conditions ====
 <tt>if</tt> statements can be nested indefinitely within other <tt>if</tt> or <tt>else</tt> statements, which provides you with complete flexibility for conditional execution of the various parts of your script.
-==== Example ====
 <pre>
-if #charposx > #charposy
+set %a #random % 3 + 1
+{
-	display ok You are farther East than you are South!
+  display ok One
-	halt
+}
 else
+{
-	if #charposz > 100
+  if %a = 2
-−
+  {
-		display ok You are at a high altitude!
+    display ok Two
-		halt
+  else
+}
 </pre>
 {{footer}}

@@ Line 1: / Line 1: @@
 {{command header|Flow Control}}
-{{body|if ( expression ) { }|The ''if'' construct is one of the most important feature of many languages, the EasyUO scripting language included. It allows for conditional execution of code fragments.
+{{body|if ( expression ) { }
-As described in the section about expressions ''expression'' is evaluated to its boolean value. If it evaluates to [[true]] the statement will be executed.
+:''or''
-The following code fragment will display <b>a is bigger than b</b> if %a is bigger than %b:
+if ( expression ) { } else { } |The <tt>if</tt> construct is one of the most important features of many languages, the EasyUO scripting language included. It allows for conditional execution of code fragments.
 <pre>
-set %a 1
+set %a 100
-set %b 0
+set %b #random
 if %a > %b
 	display ok a is bigger than b
 </pre>
-Often you would want to have more than one statement executed conditionally. Of course, there is no need to wrap each statement in an if clause. Instead, you can group several statements into a statement group. For example, this code would display a is bigger than b if %a is bigger than %b, and would then assign the value of %a into %b:
+Often you would want to have more than one statement executed conditionally. Of course, there is no need to wrap each statement in an if clause. Instead, you can group several statements into a statement group. For example, if <tt>%a > %b</tt> evaluates to [[true]] in the following fragment, it would display <i>"a is bigger than b"</i> and would then assign the value of <tt>%a</tt> into <tt>%b</tt>; if it evaluates to [[false]], <i>"b is equal or bigger than a"</i> would be displayed and the value of <tt>%b</tt> assigned into <tt>%a</tt> instead:
 <pre>
-set %a 10
+set %a 100
-set %b 2
+set %b #random
 if %a > %b
+{
@@ Line 20: / Line 27: @@
 	set %b %a
+}
 </pre>
-''if'' statements can be nested indefinitely within other ''if'' statements, which provides you with complete flexibility for conditional execution of the various parts of your script.}}
+<tt>if</tt> statements can be nested indefinitely within other <tt>if</tt> or <tt>else</tt> statements, which provides you with complete flexibility for conditional execution of the various parts of your script.}}
 ==== Example ====
@@ Line 29: / Line 42: @@
 	display ok You are farther East than you are South!
 	halt
+}
 </pre>
 {{footer}}

@@ Line 1: / Line 1: @@
-__NOTOC__
+{{command header|Flow Control}}
-== if ==
+{{body|if ( expression ) { }|The ''if'' construct is one of the most important feature of many languages, the EasyUO scripting language included. It allows for conditional execution of code fragments.
-'''Flow Control'''
-=== Synopsis ===
-[[if]] ( ''expression'' ) [lines]
-	statement
+As described in the section about expressions ''expression'' is evaluated to its boolean value. If it evaluates to [[true]] the statement will be executed.
-−
-<b>OR</b>
-−
-[[if]] ( ''expression'' )
-−
-−
-−
-statements
-−
-−
-−
-=== Description ===
-The [[if]] construct is one of the most important feature of many languages, the EasyUO scripting language included. It allows for conditional execution of code fragments.
-−
-As described in the section about expressions ''expression'' is evaluated to its boolean value. If it evaluates to [[#true]] the statement will be executed.
 The following code fragment will display <b>a is bigger than b</b> if %a is bigger than %b:
@@ Line 39: / Line 21: @@
+}
 </pre>
-[[if]] statements can be nested indefinitely within other [[if]] statements, which provides you with complete flexibility for conditional execution of the various parts of your script.
+''if'' statements can be nested indefinitely within other [[if]] statements, which provides you with complete flexibility for conditional execution of the various parts of your script.}}
 ==== Example ====
@@ Line 50: / Line 32: @@
 </pre>
-=== See Also ===
+{{footer}}
-{|
-| Width=200px | [[else]]
-|}
-----
-{|
-| Width=200px | [[Main_Page]] || Width=200px | [[Documentation]] || Width=200px |
-[[Documentation#Flow_Control|Flow Control]]
-|}