RobinNixon
49 lines
1.3 KiB
JavaScript
49 lines
1.3 KiB
JavaScript
function validateForename(field)
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{
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return (field == "") ? "No Forename was entered.\n" : ""
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}
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function validateSurname(field)
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{
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return (field == "") ? "No Surname was entered.\n" : ""
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}
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function validateUsername(field)
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{
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if (field == "") return "No Username was entered.\n"
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else if (field.length < 5)
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return "Usernames must be at least 5 characters.\n"
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else if (/[^a-zA-Z0-9_-]/.test(field))
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return "Only a-z, A-Z, 0-9, - and _ allowed in Usernames.\n"
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return ""
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}
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function validatePassword(field)
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{
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if (field == "") return "No Password was entered.\n"
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else if (field.length < 6)
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return "Passwords must be at least 6 characters.\n"
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else if (!/[a-z]/.test(field) || ! /[A-Z]/.test(field) ||
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!/[0-9]/.test(field))
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return "Passwords require one each of a-z, A-Z and 0-9.\n"
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return ""
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}
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function validateAge(field)
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{
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if (field == "" || isNaN(field)) return "No Age was entered.\n"
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else if (field < 18 || field > 110)
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return "Age must be between 18 and 110.\n"
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return ""
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}
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function validateEmail(field)
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{
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if (field == "") return "No Email was entered.\n"
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else if (!((field.indexOf(".") > 0) &&
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(field.indexOf("@") > 0)) ||
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/[^a-zA-Z0-9.@_-]/.test(field))
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return "The Email address is invalid.\n"
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return ""
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}
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