Created
September 22, 2018 11:45
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function isValidURL(str) { | |
var pattern = new RegExp('^((https?:)?\\/\\/)?'+ // protocol | |
'(?:\\S+(?::\\S*)?@)?' + // authentication | |
'((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|'+ // domain name | |
'((\\d{1,3}\\.){3}\\d{1,3}))'+ // OR ip (v4) address | |
'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*'+ // port and path | |
'(\\?[;&a-z\\d%_.~+=-]*)?'+ // query string | |
'(\\#[-a-z\\d_]*)?$','i'); // fragment locater | |
if (!pattern.test(str)) { | |
return false; | |
} else { | |
return true; | |
} | |
} |
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