10 examples of 'javascript validate url' in JavaScript

15
function validateUrl(url)
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{
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	var p = /^(?:http:\/\/|https:\/\/)/;
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	return (url.match(p)) ? true : false;
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};

1
function ValidURL(str) {
2
  var regex = /(http|https):\/\/(\w+:{0,1}\w*)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%!\-\/]))?/;
3
  if(!regex .test(str)) {
4
    alert("Please enter valid URL.");
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    return false;
6
  } else {
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    return true;
8
  }
9
}

75
function _validateURL(url) {
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  const res = url.match(/(http(s)?:\/\/.)?(www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)/g);
77
  return Boolean(res);
78
}

199
function validateUrlObject(url) {
200
  if (!url || !url.href) {
201
    throw new Error('Parameter is of wrong type: url');
202
  }
203
}

8
function validateUrl(url) {
9
  const parsed = URI.parse(url);
10
  // Ignore errors, we can tank on.
11
  if (parsed.scheme === 'undefined' || parsed.reference === 'relative') {
12
    // Probably missing http://
13
    return `http://${url}`;
14
  }
15
16
  return url;
17
}

39
function validateUrl(url) {
40
  if (url.length <= 0 || typeof url !== 'string') {
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    throw Error('A valid URL is required');
42
  }
43
}

7
function isurl(url)
8
{
9
	var regexp=/(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/;
10
	if (!regexp.test(url))
11
		{
12
			alert('Incorrect url (e.g.  http://www.adevel.com)');
13
			exit;
14
		}
15
		return true;
16
}

94
validateUrl(url: string) {
95
  /** Validate URL input */
96
  if (url) {
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    const r = /(http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/;
98
99
    if (r.test(url)) {
100
      return url;
101
    } else {
102
      console.warn('[Disqus]: Invalid URL');
103
    }
104
  }
105
  /** DISQUS will fallback to "Window.location.href" when URL is undefined */
106
  return undefined;
107
}

61
function validateUrlData(data: ChannelUrlData | null): boolean {
62
	return data && typeof data.channelId === "string" && typeof data.parentId === "string" && typeof data.parentOrigin === "string" ;
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}

3
export function ValidateUrl(control: AbstractControl) {
4
  if (!control.value.startsWith('https') || !control.value.includes('.io'))
5
    return { validUrl: true };
6
7
  return null;
8
}