问答精选What is a difference between traditional loop and for-each loop? I wonder if there is a difference between these: 1-) 2-) If there is not any difference which one is more common or efficient? Traditional loo
What is a difference between traditional loop and for-each loop? I wonder if there is a difference between these: 1-) 2-) If there is not any difference which one is more common or efficient? Traditional loop allows to modify the list, e.g.: you can add extra eleme...Tokbox - Arc...
Under normal operating conditions, each TLP is blocked from receiving BCNs, appears to the expander to have nothing connected to it, and is made invisible to initiators. The loop connection and TLPs may be enabled and used to access devices when a problem is detected. In particular, the ...
It can be difficult to identify the beginnings and endings of PROC and DATA steps, nested loop boundaries, etc. It can be difficult to distinguish variable names from functions.可能难以识别PROC和DATA步骤的开始和结束,嵌套循环边界等。可能难以区分变量...
3 Chapter 1,Instructions The practice data for the SAS® Certified Specialist Prep Guide has been added to SAS OnDemand for Academics. See Instructions for Creating Prep Guide Data for SAS OnDemand for Academics for the instructions to access the data.56 Chapter 4 Quiz,Question 3 Correct ...
o or O processes the second and third arguments once rather than every time the COMPRESS function is called. Using the O modifier in the DATA step (excluding WHERE clauses), or in the SQL procedure, can make COMPRESS run much faster when you call it ...
else, if it is false, then it terminates the loop. Iterative do loops stands for worth until the clause is executed at least once for iterating the do loop statement for repeatedly or consecutively decrement the order values for each set of variables assigned on the input and output data se...
The new SAS Data Set Characterization Utility.sas macro program allows you to get very detailed information about every variable in a particular SAS data set. This utility program produces an Excel report file with a row for each variable in the SAS data set. The Excel report file has the ...
A SAS array provides a way to reference a group of columns for processing in the DATA step. By grouping columns into an array, you can process the variables in a DO loop. Each column that is grouped together in an array is referred to as anelement. You can reference an element in the...
Boot Camp for Programmers: Stuff You Need to Know That's Not in the Manual and Best Practices to Help Us Achieve Reproducibility Paper 149-2010: Williams, Christianna PROC COMPARE: Worth Another Look! Paper 150-2010: Li, Arthur Get the Scoop on the Loop: How Best to Write a Loop in...