Sometimes you need to convert a string to its normalized version that doesn't contain any special letters from languages different from English. French, German, Spanish, Hungarian languages have some special characters (letters with accents) likeä â ë üí ő ń. To remove all accents ...
"ABBABCCABAA"; const removeLetters = (str = '') => { const arr = str.split('') let count = 0 for (let i = 0; i < arr.length; i++) { if (arr[i] === arr[i + 1]) { count += 1 arr.splice(i, 1) i -= 1 } } return count } console.log(removeLetters(str));...
y: 0 }; // Two numeric properties let p2 = { x: point.x, y: point.y+1 }; // More complex values let book = { "main title": "JavaScript", // These property names include spaces, "sub-title": "The Definitive Guide", // and hyphens, so use string literals. for...
this.letterCounts = new DefaultMap(0); // Map from letters to counts this.totalLetters = 0; // How many letters in all } // This function updates the histogram with the letters of text. add(text) { // Remove whitespace from the text, and convert to upper case text = text.replace...
constiterator1 = letters.entries();console.log(iterator1.next().value);// Output [0, 'a']console.log(iterator1.next().value);// Output : [0, 'b']console.log(iterator1.next().value);// Output : undefined 5. every 检查所有数组元...
// JavaScript's most important datatype is the object.// An object is a collection of name/value pairs, or a string to value map.letbook = {// Objects are enclosed in curly braces.topic:"JavaScript",// The property "topic" has value "JavaScript."edition:7// The property "edition" ...
复制代码3、原生JavaScript清除空格1 String.prototype.trim =function() {2varreExtraSpace = /^\s*(.*?)\s+$/;3returnthis.replace(reExtraSpace, "$1")4}4、原生JavaScript替换全部1 String.prototype.replaceAll =function(s1, s2) {2returnthis.replace(newRegExp(s1, "gm"), s2)3}5、原生JavaScri...
// remove whitespace from the string let result3 = text3.trim(); console.log(result3); // JavaScript // convert the string to an array let result4 = text1.split(); console.log(result4); // [ 'hello' ] // slice the string let result5= text1.slice(1, 3); console.log(res...
constletters=["a","b"];constiterator1=letters.entries();console.log(iterator1.next().value);// Output [0, 'a']console.log(iterator1.next().value);// Output : [0, 'b']console.log(iterator1.next().value);// Output : undefined ...
/** Remove a CSS class from a line.line can be a line handle or number. where should be one of "text", "background", or "wrap"(see addLineClass). class can be left off to remove all classes for the specified node, or be a string to remove only a specific class. */ ...