How to get an affine transformation matrix in PHP using imageaffinematrixget()?

PHP – How to add two arbitrary precision numbers using bcadd() function?

PHP – How to raise an arbitrary precision number to another using bcpow() function?

PHP – How to multiply two arbitrary precision numbers using bcmul() function?

PHP – How to get the modulus of an arbitrary precision number using bcmod() function?

PHP – How to divide two arbitrary precision numbers using bcdiv() function?

PHP – How to compare two arbitrary precision numbers using bccomp() function?

PHP – How to subtract one arbitrary precision number from another using bcsub() function?

PHP – bcpowmod() function

PHP – How to set or get the default scale parameter for all bc math functions using bcscale() function?

PHP – How to get the square root of an arbitrary precision number using bcsqrt() function?

PHP – Retrieve internal configuration variables of iconv extension using iconv_get_encoding() function

PHP – Decode multiple MIME header fields at once using iconv_mime_decode_headers()

PHP – How to decode a MIME header field using iconv_mime_decode() function?

PHP – Compose a MIME header field using iconv_mime_encode() function

PHP – Set the current setting for character encoding conversion using iconv_set_encoding() function

PHP – How to return the character count of a string using iconv_strlen()?

PHP – iconv_strpos() function – Find the position of the first occurrence of a needle in a haystack

PHP – Find the last occurrence of a needle within a haystack using the iconv_strrpos() function

PHP – How to cut out part of a string using iconv_substr()?