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Re: st: Question About Evaluating Expressions
From
Erika Kociolek <[email protected]>
To
[email protected]
Subject
Re: st: Question About Evaluating Expressions
Date
Thu, 18 Apr 2013 07:24:07 -0700
This is great - thank you!
Erika
On Thu, Apr 18, 2013 at 7:11 AM, Nick Cox <[email protected]> wrote:
> Corrected below.
>
> Nick
> [email protected]
>
>
> On 18 April 2013 15:09, Nick Cox <[email protected]> wrote:
>> generate bin_number = ""
>> local u 10
>>
>> forvalues i = 900(`u')1500 {
>> local I = `i' + `u'
>> replace bin_number = "`i'-`I'" if condition > `i' & condition <= `I'
>> }
>>
>> It could be done with one fewer line, the price being a veritable
>> snowstorm of quotation marks:
>>
>> generate bin_number = ""
>> local u 10
>>
>> forvalues i = 900(`u')1500 {
>> replace bin_number = "`i'-`=`i' + `u''" if (condition > `i' &
>> condition <= `i' + `u')
>> }
>>
>> Nick
>> [email protected]
>>
>>
>> On 18 April 2013 15:03, Erika Kociolek <[email protected]> wrote:
>>> I am trying to "bin" some data into categories using the code below. I
>>> would like the bin_number variable to look like this:
>>>
>>> condition bin_number
>>> 905 900-910
>>>
>>> If I run the code below, using condition = 905 as an example, I get
>>> the following:
>>> condition bin_number
>>> 905 900-(900+10)
>>>
>>> How do I get Stata to first evaluate what's in the parentheses and
>>> then put the result into the bin_number variable?
>>>
>>> Code:
>>> generate bin_number = ""
>>> local u 10
>>>
>>> forvalues i = 900(`u')1500{
>>> replace bin_number = "`i'" + "-" + "(`i' + `u')" if (condition >
>>> `i' & condition <= `i' + `u')
>>> }
>>>
>>> Any advice would be greatly appreciated.
>>> Erika
>>> *
>>> * For searches and help try:
>>> * http://www.stata.com/help.cgi?search
>>> * http://www.stata.com/support/faqs/resources/statalist-faq/
>>> * http://www.ats.ucla.edu/stat/stata/
> *
> * For searches and help try:
> * http://www.stata.com/help.cgi?search
> * http://www.stata.com/support/faqs/resources/statalist-faq/
> * http://www.ats.ucla.edu/stat/stata/
*
* For searches and help try:
* http://www.stata.com/help.cgi?search
* http://www.stata.com/support/faqs/resources/statalist-faq/
* http://www.ats.ucla.edu/stat/stata/