The browser storage localStorage is not available. Either your browser does not support it or you have disabled it or the maximum memory size is exceeded. Without localStorage your solutions will not be stored.
String: trim()
The
trim
method removes whitespaces from both ends of a string.
let input = ' Rosa Parks ';
let name = input.trim();
name
contains the string 'Rosa Parks'
.
Notice that input
still contains the string ' Rosa Parks '
.Exercise
Write a function
Example:
firstChar
, which returns the first character that is not a space
when a string is passed.Example:
firstChar(' Rosa Parks ')
should return 'R'
.
+ Hint
function firstChar(text) {
// Trim first.
// Then use the
// charAt method.
}
+ Solution
function firstChar(text) {
let trimmedText = text.trim();
return trimmedText.charAt(0);
}