JavaScript is a case-sensitive language. This means that language keywords, variables, function names, and any other identifiers must always be typed with a consistent capitalization of letters . The while keyword, for example, must be typed “while”, not “While” or “WHILE”.
Read moreWhat is the difference between Replace and replaceAll in Java?
The difference between replace() and replaceAll() method is that the replace() method replaces all the occurrences of old char with new char while replaceAll() method replaces all the occurrences of old string with the new string .
Read moreIs replaceAll a regex?
The replaceAll() method replaces each substring of this string (the String on which it is called) that matches the given regular expression with the given replacement. It internally uses classes like Pattern and Matcher from java. util. regex package for searching and replacing matching characters or substring.
Read moreHow do I make .equals not case-sensitive?
The best way is to use str. equalsIgnoreCase(“foo”) . It’s optimized specifically for this purpose. You can also convert both strings to upper- or lowercase before comparing them with equals .
Read moreWhat is replaceAll in Java?
Java String replaceAll() The replaceAll() method replaces each substring that matches the regex of the string with the specified text .
Read moreIs Java regex case-sensitive?
Java Regular Expressions are case-sensitive by default .
Read moreIs indexOf case-sensitive Java?
The indexOf() method returns the index number where the target string is first found or -1 if the target is not found. Like equals(), the indexOf() method is case-sensitive , so uppercase and lowercase chars are considered to be different.
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