Category: PHP

cp /etc/php.ini php.ini.20200708
yum remove php*
yum install php73 php73-mysqlnd php73-common php73-gd php73-mbstring php73-mcrypt php73-devel php73-xml

Remember to check apache log to make sure there is no error or warning.

yum remove php*
yum --enablerepo=remi-php73 install php
yum --enablerepo=remi-php73 install php-gd php-mbstring php-mcrypt php-devel php-xml php-zip php-mysqlnd php-common phpmyadmin

Reference: https://www.digitalocean.com/community/questions/trying-to-install-latest-php-version-on-centos-7

$content = @file_get_contents(...)
if ($content === false) {
    ...
}

Step 1. Download http://curl.haxx.se/ca/cacert.pem and save it to /Applications/AMPPS/extra/etc/openssl/certs/cacert.pem

Step 2. Add the below lines into php.ini

[curl]
curl.cainfo=”/Applications/AMPPS/extra/etc/openssl/certs/cacert.pem”
openssl.cafile=”/Applications/AMPPS/extra/etc/openssl/certs/cacert.pem”

Install
curl -sS https://getcomposer.org/installer | php
sudo mv composer.phar /usr/local/bin/composer

Update
sudo composer self-update

Problem:
phpThumb doesn’t work on php5.4

Solution:
Open phpthumb.class.php, change this line:
@$ImageOutFunction($this->gdimg_output, null, $this->thumbnailQuality);
into:
@$ImageOutFunction($this->gdimg_output, ”, $this->thumbnailQuality);

Reference:
http://php.net/manual/en/function.imagejpeg.php
http://se-suganuma.blogspot.hk/2013/01/php-54upgradephpthumbthumbnail.html

$string = preg_replace_callback('/\\\\u([0-9a-fA-F]{4})/', function ($match) {
    return mb_convert_encoding(pack('H*', $match[1]), 'UTF-8', 'UCS-2BE');
}, $string);

Reference:
http://stackoverflow.com/questions/2934563/how-to-decode-unicode-escape-sequences-like-u00ed-to-proper-utf-8-encoded-cha

Edit php.ini
max_input_vars = 3000

$date = strtotime(‘first day of previous month’);

// Don’t use this:
$date = strtotime(‘-1 month’, strtotime(‘2011-03-30 01:01:01’));

function stripslashes_deep($value) {
$value = is_array($value) ? array_map(‘stripslashes_deep’, $value) : stripslashes($value);
return $value;
}
if (get_magic_quotes_gpc()) {
$_POST = array_map(‘stripslashes_deep’, $_POST);
}