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Converting REAL into INTEGER

9/12/2008 4:23 PM	Rate (0)
tavinho Posts: 21 Rating: (0)	Hi; Please can you tell me how can I convert REAL value to INTEGER value in S7??? Thanks a lot!!!
tavinho Posts: 21 Rating: (0)
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9/12/2008 4:44 PM	Rate (3)
Kampf-Pasman Posts: 75 Rating: (13)	Round, Trunc (Truncate) or Ceil
Kampf-Pasman Posts: 75 Rating: (13)
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This contribution was helpful to 3 thankful Users Harald Hardrada AutoGen_9157436 MeierAdrian

9/12/2008 4:48 PM	Rate (2)
JMJ Posts: 487 Rating: (45)	First you need to understand that Integer can have only value range from +32767 to -32768. Now if your value is within the range, then it is quite easy. (May be you can add logic to check that value range is OK ) You can use TRUNC to convert from Real to DInt. Then move the result to INT. [code]L MD100 //Float value. TRUNC //Convert to Dint T MW 200 //Integer value.[/code]
JMJ Posts: 487 Rating: (45)
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This contribution was helpful to 2 thankful Users Harald Hardrada themathiasP

9/13/2008 3:59 AM	Rate (1)
pinpon Posts: 17 Rating: (3)	Some examples for each type of conversion. Attachment Convert.JPG (13228 Downloads)
pinpon Posts: 17 Rating: (3)
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This contribution was helpful to 1 thankful Users x.nowshad

9/14/2008 9:48 AM	Rate (2)
Pandiani Bronze Member Joined: 10/31/2005 Last visit: 4/22/2025 Posts: 366 Rating: (31)	Since Real is 32 bit and Integer is 16 bit, you need to be careful not lose useful information. Regards

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9/17/2008 1:19 PM	Rate (1)
Remark Bronze Member Joined: 9/1/2006 Last visit: 9/12/2025 Posts: 193 Rating: (13)	Hi, It might be a good idea to check the value (check if the value is in integer range) before converting it into another format. if you accidently try to convert - 40.000 to an 16 bit integer you end up with a value of 25536 since -32768 is minimum value for 16 bit integers and that might cause strange results. grtz, Remark

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This contribution was helpful to 1 thankful Users MSurur

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