I am having some trouble with leading and trailing white space in a data.frame. For example, I look at a specific row in a data.frame based on a certain condition: > myDummy[myDummy$country == c(“Austria”),c(1,2,3:7,19)] [1] codeHelper country dummyLI dummyLMI dummyUMI [6] dummyHInonOECD dummyHIOECD dummyOECD <0 rows> (or 0-length row.names) I was wondering why I didn’t … Read more
Does swift have a trim method on String? For example: let result = ” abc “.trim() // result == “abc” 16 Answers 16
I tried to apply .trim() to a string in one of my JavaScript programs. It’s working fine under Mozilla, but an error displays when I try it in IE8. Does anyone know what is going on here? Is there anyway I can make it work in IE? code: var ID = document.getElementByID(‘rep_id’).value.trim(); error display: Message: … Read more
I’m currently using the following code to right-trim all the std::strings in my programs: std::string s; s.erase(s.find_last_not_of(” \n\r\t”)+1); It works fine, but I wonder if there are some end-cases where it might fail? Of course, answers with elegant alternatives and also left-trim solution are welcome. 48 s 48
I want to eliminate all the whitespace from a string, on both ends, and in between words. This only eliminates the whitespace on both sides of the string: >>> ” hello apple “.strip() ‘hello apple’ How do I remove all whitespace? 13 s 13 If you want to remove leading and ending spaces, use str.strip(): … Read more
I have a shell script with this code: var=`hg st -R “$path”` if [ -n “$var” ]; then echo $var fi But the conditional code always executes, because hg st always prints at least one newline character. Is there a simple way to strip whitespace from $var (like trim() in PHP)? or Is there a … Read more
Is there a Python function that will trim whitespace (spaces and tabs) from a string? ” \t example string\t ” → “example string” 1 15 For whitespace on both sides, use str.strip: s = ” \t a string example\t ” s = s.strip() For whitespace on the right side, use str.rstrip: s = s.rstrip() For … Read more
How do I remove leading and trailing whitespace from a string in Python? ” Hello world ” –> “Hello world” ” Hello world” –> “Hello world” “Hello world ” –> “Hello world” “Hello world” –> “Hello world” 12 To remove all whitespace surrounding a string, use .strip(). Examples: >>> ‘ Hello ‘.strip() ‘Hello’ >>> ‘ … Read more
How do I trim a string in JavaScript? That is, how do I remove all whitespace from the beginning and the end of the string in JavaScript? 20 20 All browsers since IE9+ have trim() method for strings: ” \n test \n “.trim(); // returns “test” here For those browsers who does not support trim(), … Read more
I have a string, 12345.00, and I would like it to return 12345.0. I have looked at trim, but it looks like it is only trimming whitespace and slice which I don’t see how this would work. Any suggestions? 2 25 You can use the substring function: let str = “12345.00”; str = str.substring(0, str.length … Read more
