B4P Reference

Function Names

code

Description

This function returns the UNICODE character code of the character supplied.

Call as: function

Restrictions

Indirect parameter passing is disabled

Parameter count

1-2

Parameters

No.	Type	Description
1 input	string	input string Input string containing character to decode
Opt. 2 input	numeral	character position Character position, if a character other than the 1st character needs to be decoded. Negative indexing: Negative values count from right to left, e.g. -1 = last character. Default value: 0

Return value

Type	Description
numeral	character code >0: UNICODE character code 0: Empty string -1: Attempted to decode character at positition outside the string

Examples

      echo( code( 'Café 4.0 €' ) ); // C

      echo( code( 'Café 4.0 €', 3 ) ); // é

      echo( code( 'Café 4.0 €', -1 ) ); // €

      echo( code( 'Café 4.0 €', 99 ) ); // -1 (out of bounds)

      echo( code( '&#119070;' ) ); // Violin clef

      echo( code( '' ) ); // 0 returned

Output

Try it yourself: Open LIB_Function_code.b4p in B4P_Examples.zip. Decompress before use.

code