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Knicklab

• 1.0

FormValidation 1.0

BY KNICKLAB.

Introduction

---

Form validation has been an important subject. To validate user input using PHP require more coding skills. Knicklab present ‘Form validation 1.0’. These ‘Form validation 1.0’ library make it easy to validate user input at server side using PHP.

These package requires PHP 5.4+ 

Features

---

• Email
• Mobile number
• Password
• Numeric password only
• Special password only
• Required
• Check Length
• Alphabet Only
• Alphanumeric Only
• Numeric Only
• Alphanumericwithspace Only
• Numericwithspace Only
• Date

Installation

---

After Download package, Copy BasicValidation_interface.php and BasicValidation.php to your project folder. Type require BasicValidation.php at the top of your project .php file

Example

require " BasicValidation.php"

alphanumericOnly()

---

This method check whether data is alphanumeric only or not

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$required	false	Bool	false	User data to be required or not
$min	false	int	NULL	Min user data string length
$max	false	int	NULL	Max user data string length

Example

if($obj->alphanumericOnly($data,true,0,20)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "validation1234"
output : success

input : $data = "validation 234@"
output : failed

Note : These method allow only alphabet and numeric value if any special character is there or any space then function will return false

numericOnly()

---

This method check whether data is numeric only or not

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$required	false	Bool	false	User data to be required or not
$min	false	int	NULL	Min user data string length
$max	false	int	NULL	Max user data string length

Example

if($obj->numericOnly($data,true,0,10)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "12345"
output : success

input : $data = "validation1234"
output : failed

Note : These method allow only numeric value if any alphabet or special character is there or any space then function wil return false

alphabetOnly()

---

This method check whether data is alphabetic only or not

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$required	false	Bool	false	User data to be required or not
$min	false	int	NULL	Min user data string length
$max	false	int	NULL	Max user data string length

Example

if($obj->alphabetOnly($data,true,0,10)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "validation"
output : success

input : $data = "validation 234@"
output : failed

Note : These method allow only alphabetic value if any numeric or special character is there or any space then function will return false

alphanumericOnlywithspace()

---

This method check whether data is alphanumeric only or not and also allow space

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$required	false	Bool	false	User data to be required or not
$min	false	int	NULL	Min user data string length
$max	false	int	NULL	Max user data string length

Example

if($obj->alphanumericOnlywithspace($data,true,0,20)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "validation 245"
output : success

input : $data = "validation1234@"
output : failed

Note : These method allow alphanumeric value as well as space. if any special character is there, then function will return false

numericOnlywithspace()

---

This method check whether data is numeric only or not and also allow space

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$required	false	Bool	false	User data to be required or not
$min	false	int	NULL	Min user data string length
$max	false	int	NULL	Max user data string length

Example

if($obj->numericOnlywithspace($data,true,0,10)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "124 5"
output : success

input : $data = "validation 1234"
output : failed

Note : These method allow numeric value as well as space. if any special character is there, then function will return false

alphabetOnlywithspace()

---

This method check whether data is alphabet only or not and also allow space

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$required	false	Bool	false	User data to be required or not
$min	false	int	NULL	Min user data string length
$max	false	int	NULL	Max user data string length

Example

if($obj->alphabetOnlywithspace($data,true,0,20)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "valida tion"
output : success

input : $data = "valida tion1"
output : failed

Note : These method allow alphabetic value as well as space. if any special character is there, then function will return false

required()

---

This method check whether data is present or not

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$space	false	bool	false	space allow or not

Example

if($obj->required($data,false)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "validation"
output : success

input : $data = "  "
output : failed

length()

---

This method check whether data is in specific length

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$min	false	int	false	Min user data string length
$max	false	int	false	Max user data string length

Example

if($obj->length($data,0,10)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "validation"
output : success

input : $data = "validation1234"
output : failed

email()

---

This method check whether data is in email format or not

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate

Example

if($obj->email($data)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "[email protected]"
output : success

input : $data = "validation1234"
output : failed

url()

---

This method check whether data is in url format or not

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$min	false	int	false	Min user data string length
$max	false	int	false	Max user data string length

Example

if($obj->url($data,0,10)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "http://validation"
output : success

input : $data = "validation1234"
output : failed

Note : These method allow only url.

ip()

---

This method check whether data is in ip format or not i.e ipv4 or ipv6

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$type	false	string	NULL	is used for ip type i.e ipv4 or ipv6

Example

if($obj->ip($data)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "172.22.26.78"
output : success

input : $data = "2001:0db8:85a3:0000:0000:8a2e:0370:7334"
output : success

Example2

if($obj->ip($data,"ipv4")){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "172.22.26.78"
output : success

input : $data = "172.22.26.258"
output : failed

Example3

if($obj->ip($data,"ipv6")){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "2001:0db8:85a3:0000:0000:8a2e:0370:7334"
output : success

input : $data = "172.22.26.258"
output : failed

Note : If you want to allow only ipv4, then pass second argument as "ipv4" or if you want to allow only ipv6, then pass second argument as "ipv6". If you want to allow both then don't pass second argument.

date()

---

This method check whether date is in between range or not

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$between	true	array	NULL	Two date min and max for range checking

Example

if($obj->date($data,["12-05-2012","12-12-2018"])){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "18-05-2012"
output : success

input : $data = "12-05-1996"
output : failed

password()

---

This method check whether password format correct or not

Return : true or false

Arguments

Key	Required	Type	Default	Description
$data	true	String	NULL	User date to be validate
$type	true	String	NULL	password type given below :
$required	false	bool	false	Min user data string length
$min	false	int	0	Min user data string length
$max	false	int	20	Max user data string length

type :

• alphanumeric : alphanumeric password allow only
• numeric : numeric password allow only
• alphabet : alphabet password allow only
• special : 1 Upper letter,1 lower letter,1 numeric and 1 special character or more

Example

if($obj->password($data,"alphanumeric",true,0,20)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "validation1234"
output : success

input : $data = "validation1234@"
output : failed

Example2

if($obj->password($data,"special",true,0,20)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "Validation1234@"
output : success

input : $data = "validation123"
output : failed

Note : These method validate password.

Extra pratice problem

---

Mobile number validation

Example

if($obj->numericOnly($data,true,0,10)){
    echo "success";
}
else{
    echo "failed";
}

input : $data = "1234567890"
output : success

input : $data = "1234567"
output : failed

---

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