10 examples of 'get number from string jquery' in JavaScript

1
function number(input: string | number): number {
2
   if (typeof input === 'string') {
3
      return parseInt(input.replace(/^\D+/g, ''), 10);
4
   }
5
6
   return 0;
7
}

42
function getNumber (str) {
43
  str = str.replace(/(invert)|(brightness)|(blur)|(contrast)|(grayscale)|(sepia)|(threshold)|(gamma)?\(/g, '').replace(')', '')
44
  if (str.indexOf('%') !== -1) {
45
    return Number(str.replace('%', '')) / 100
46
  } else if (str.indexOf('px') !== -1) {
47
    return Number(str.replace('px', ''))
48
  } else {
49
    return Number(str)
50
  }
51
}

15
function getNumFromStr(str) {
16
  return `${str.match(/\d+/)[0]}`;
17
}

2740
function toNumber (str) {
2741
  return parseInt(str, 10)
2742
}

385
function getInputNumber(elemId) {
386
	var str = document.getElementById(elemId).value;
387
	if (str == "")
388
		return null;
389
	var result = parseFloat(str);
390
	if (!isFinite(result))
391
		throw "Invalid number";
392
	if (0 >= result)
393
		throw "All inputs must be positive";
394
	return result;
395
}

15
function getNumbers(string) {
16
  if (isUndefined(string) || !isString(string)) {
17
    return '';
18
  }
19
20
  return String(string).replace(/\D+/g, '');
21
}

222
function _getFirstNumByString(string) {
223
	return parseInt(string.match(/-?\d+/)[0], 10);
224
}

3
function parseNumber(value) {
4
  const num = parseInt(value.toString());
5
  if (isNaN(num)) return 0;
6
  return num;
7
}

5
function extractNumber(string) {
6
	if (!regex.test(string)) {
7
		console.error('Imagemagick\'s compare method failed');
8
		console.error(string);
9
		return Infinity;
10
	}
11
12
	var match = string.match(regex);
13
	return +match[1];
14
}

16
function getNumber(numberEdit) {
17
  var value = $('#' + numberEdit).val();
18
  var number = parseInt(value);
19
  if (!isNaN(number))
20
    return number;
21
22
  value = $('#' + numberEdit).attr('placeholder');
23
  if (!isNaN(number))
24
    return number;
25
26
  return null;
27
}