Php universal detection function set (1)

// ※Checkmoney ($ C_Money) checks whether the data is in the 99999.99 format. // ※checkemailaddr ($ C_mailaddr) determines whether the data is a valid email address. // ※checkwebaddr ($ C_weburl) determine whether it is a valid url // ※checkempty ($ C_char) determines whether the string is null // ※checkmoney ($ C_Money) checks whether the data is 99999.99 pattern
// ※Checkemailaddr ($ C_mailaddr) determines whether it is a valid email address.
// ※Checkwebaddr ($ C_weburl) determines whether the website is valid.
// ※Checkempty ($ C_char) determines whether the string is null.
// ※Checklengthbetween ($ C_char, $ I _len1, $ I _len2 = 100) determines whether it is a string within the specified length.
// ※Checkuser ($ C_user) determines whether it is a legitimate user name
// ※Checkpassword ($ C_passwd) determines whether it is a legitimate user password
// ※Checktelephone ($ C_telephone) determines whether it is a legitimate phone number.
// ※Checkvaluebetween ($ N_var, $ N_val1, $ N_val2) determines whether it is a valid value in a certain category.
// ※Checkpost ($ C_post) determines whether it is a valid ZIP code (fixed length)
// ※Checkextendname ($ C_filename, $ A_extend) determines the extended name of the uploaded file
// ※Checkimagesize ($ ImageFileName, $ LimitSize) indicates the size of the uploaded image.
// ※Alertexit ($ C_alert, $ I _goback = 0) illegally holds the alarm and exits.
// ※Alert ($ C_alert, $ I _goback = 0) indicates an invalid Alert.
// ※Replacespacialchar ($ C_char) special character interchange function
// ※Exchangemoney ($ N_money) fund conversion function
// ※Window. location function in PHP in WindowLocation ($ C_url, $ C_get = '', $ C_getOther = '')
// Configure //-----------------------------------------------------------------------------------
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// Configure //-----------------------------------------------------------------------------------
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// Function name: CheckMoney ($ C_Money)
// Usage: Check whether the data structure is 99999.99
// Parameter: $ C_Money (number to be detected)
// Return value: Boolean
// Standby Note: None
// Configure //-----------------------------------------------------------------------------------
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Function CheckMoney ($ C_Money)
{
If (! Ereg ('^ [0-9] [.] [0-9] $', $ C_Money) return false;
Return true;
}
// Configure //-----------------------------------------------------------------------------------
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// Configure //-----------------------------------------------------------------------------------
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// Function name: CheckEmailAddr ($ C_mailaddr)
// For usage: determines whether the email address is a valid email address.
// Parameter: $ C_mailaddr (email address to be detected)
// Return value: Boolean
// Standby Note: None
// Configure //-----------------------------------------------------------------------------------
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Function CheckEmailAddr ($ C_mailaddr)
{
If (! Eregi ('^ [_ a-z0-9-] (. [_ a-z0-9-]) * @ [a-z0-9-] (. [a-z0-9-]) * $ ',
$ C_mailaddr ))
//(! Ereg ('^ [_ a-zA-Z0-9-] (. [_ a-zA-Z0-9-]) * @ [_ a-zA-Z0-9-] (. [_ a-zA-Z0-9-]) * $ ',
$ C_mailaddr ))
{
Return false;
}
Return true;
}
// Configure //-----------------------------------------------------------------------------------
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// Configure //-----------------------------------------------------------------------------------
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