We first count the number of spaces in the input string. 234000"; n = parseFloat (n); // n is 1. replace (/ [0-9]/g, ''); replace doesn't work on the existing string, it returns a new one. substring () extracts characters from indexStart up to but not including indexEnd. 16 Answers Sorted by: 1822 var ret = "data-123". replace (/\\|\//g,'') ); Little side note about escaping in your RegEx: A slash \ in front of a reserved character, is to escape it from it's function and just represent it as a char. . ar-SA Arabic (Saudi Arabia) bn-BD Bangla (Bangladesh) bn-IN Bangla (India) cs-CZ Czech (Czech Republic) da-DK Danish (Denmark) de-AT Austrian German de-CH "Swiss" German de-DE Standard German (as spoken in. . Sorted by: 276. Remove a parameter to the URL with JavaScript. Strings can be converted to a number using function number, and numbers can be converted to a string using. i. Keep in mind that this approach removes all occurrences of the specified. g specifies to replace all occurrences. %d - Number (both integer and float). . Because even if you define a number with trailing zeros they're dropped. trim () method. . . . Every variable name must be enclosed by percentage signs ( % ). i. With javascript reduce function, I'm able to add the total of all array objects, but not able to get percentage of failure to total sum up value. To also remove underscores use e. Since the indexes are zero-based, substring (10) means starting from the 10th index position till the end of the string. Gee67ks89’ with the help of RegExp. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more. Use String. If you want to remove only the percentages, just add this line in your options. . var num = 3. NaN !== NaN in any language. stringify (value, replacer) 25. The slice () function does not modify the original string. String literals (denoted by double or single quotes) and strings returned from String calls in a non-constructor context (that is, called without using the new keyword) are primitive strings. replace () method is used to replace a specific character with an empty character. myStr. I also want to get % sign. . . The characters in characters can be specified in any order. prototype. . format and kendo. Here is an example in Sybase and SQL Server. Converting that back to a numeric type will not only make the number safer to use arithmetically, but also automatically drop any trailing 0's. -1 if string1 is smaller (lower in the alphabetical order). . replace (/\d+/g, '') I've used the + modifier here so that it will match all adjacent numbers in one go, and hence require less replacing. 00 And discount = 50 (%) I n. 234 and in number form. The first parameter to replace () should be the character (s) you want to remove. I want to add the total of all the array objects and also want to derive total percentage of failure out of total sum up value. How do I compare a part of a string - for example if I want to compare if string A is part of string B. str. .