You could just compare your string to the empty string: But you can abbreviate that as follows: Explanation: An if actually works by computing a value for the logical expression you give it: True or False. If you simply use a variable name (or a literal string like “hello”) instead of a logical test, the rule is: An empty string … Read more
You are probably looking for ‘chr()’:
“N/A” is not an integer. It must throw NumberFormatException if you try to parse it to an integer. Check before parsing or handle Exception properly. Exception Handlingtry{ int i = Integer.parseInt(input); } catch(NumberFormatException ex){ // handle your exception … } or – Integer pattern matching –
You can use the strpos() function which is used to find the occurrence of one string inside another one: Note that the use of !== false is deliberate (neither != false nor === true will return the desired result); strpos() returns either the offset at which the needle string begins in the haystack string, or the boolean false if the needle isn’t found. Since 0 is a … Read more
EDIT: As pointed out in the comment, itoa() is not a standard, so better use sprintf() approach suggested in the rivaling answer! You can use itoa() function to convert your integer value to a string. Here is an example: If you want to output your structure into a file there is no need to convert any value beforehand. You can just use … Read more
All i need to do is to parse the input string of your full name, into 3 separate names so I can take the first initials of each and print them. Can anyone point me in the right direction?
What is the correct way to check for equality between Strings in JavaScript?
A line feed means moving one line forward. The code is \n.A carriage return means moving the cursor to the beginning of the line. The code is \r. Windows editors often still use the combination of both as \r\n in text files. Unix uses mostly only the \n. The separation comes from typewriter times, when you turned the wheel to move the paper to … Read more
The str.split() method without an argument splits on whitespace:
Have you tried: