Answers for "javascript remove line breaks and whitespace"

javascript remove all newlines

// regex global match for all variants of newlines
/\r?\n|\r/g

// example
let foo = 'bar\nbar';
foo = foo.replace(/\r?\n|\r/g, " "); /* replace all newlines with a space */
console.log(foo); /* bar bar */

javascript remove line breaks from string

var stringWithLineBreaks = `
O boy 
I've got 
Breaks
`;
var stringWithoutLineBreaks = stringWithLineBreaks.replace(/(\r\n|\n|\r)/gm, "");//remove those line breaks

javascript remove all whitespaces

var spacesString= "Do I have spaces?"; 
var noSpacesString= myString.replace(/ /g,'');// "DoIhavespaces?"

remove spaces and line breaks javascript

const originalString = `
  <div>
    <p>Hey that's <span>somthing</span></p>
  </div>
`;

const strippedString = originalString.replace(/(<([^>]+)>)/gi, "");

console.log(strippedString);