How to use base64_decode in PHP?
The base64-decoding function is a homomorphism between modulo 4 and modulo 3-length segmented strings. That motivates a divide and conquer approach: Split the encoded string into substrings counting modulo 4 chars, then decode each substring and concatenate all of them. <? php $decoded = base64_decode($encoded); ?> Lees verder »
How to Base64 decode in PHP?
The base64-decoding function is a homomorphism between modulo 4 and modulo 3-length segmented strings. That motivates a divide and conquer approach: Split the encoded string into substrings counting modulo 4 chars, then decode each substring and concatenate all of them. <? php $decoded = base64_decode($encoded); ?> Lees verder »
What is the use of BASE64_DECODE?
The BASE64_DECODE scalar function returns a character string that has been Base64 decoded. Base64 encoding is widely used to represent binary data as a string. An expression that returns a character string in CCSID 1208 that is currently Base64 encoded. Lees verder »
How to use Captcha code in PHP?
- Defining Parameters. We need to define the captcha dimensions, namely width and height. ...
- Generate the Image with PHP GD. ...
- Define PHP GD Colours. ...
- Make the captcha a blank canvas. ...
- Draw the text characters. ...
- Draw the text characters. ...
- Adding noise and making it hard to read. ...
- Returning the image to the browser.
- Lees verder »
How to assign cookie in PHP?
You can set cookies using the setcookie() or setrawcookie() function. Cookies are part of the HTTP header, so setcookie() must be called before any output is sent to the browser. This is the same limitation that header() has. Lees verder »
