Difference between revisions of "0844"

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<code>0844=1,  %1d%</code><br>
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{{OpCode
'''Description''': Checks if a string is empty<br>
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| games      = {{Icon|SA}}
'''Parameter 1''': A string variable<br>
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| command    = IS_VAR_TEXT_LABEL_EMPTY
'''Supports''': San Andreas<br>
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| description = Checks if the string is empty
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| syntax1    = 0844: &nbsp; string [''global short string var''] empty
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| p1t        = [''global short string var'']
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| p1d        = Global variable containing a string of up to 7 characters
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}}
  
This opcode checks if the string variable passed as the parameter is empty, i.e. contains no characters. If the variable contains only zero bytes the opcode returns true, otherwise it is false.<br>
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This opcode returns true if the string represented by the global variable is empty, i.e. contains no characters, only zero bytes. Opcodes 0845, 0846, and 0847 behaves similarly to this.
There are the opcodes doing absolutely the same that this opcode does. They are: 0845, 0846, 0847.
 
  
==Keywords==
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== Keywords ==
string, empty, check
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string, empty, check, var, text, label
 
 
[[Category:OpCodes]]
 

Revision as of 21:04, 17 June 2016

San Andreas IS_VAR_TEXT_LABEL_EMPTY


Description
Checks if the string is empty
Syntax
0844:   string [global short string var] empty
Parameter
[global short string var]
Global variable containing a string of up to 7 characters

This opcode returns true if the string represented by the global variable is empty, i.e. contains no characters, only zero bytes. Opcodes 0845, 0846, and 0847 behaves similarly to this.

Keywords

string, empty, check, var, text, label