command 1:
Code:
 //say hi. | var %tmppp = x | var %i = 32 | while (%i < 256) { %tmppp = $+(%tmppp,$chr(%i)) | inc %i } | say %tmppp . %i

command 2:
Code:
 //say hi. | var %tmppp = x | var %i = 32 | while (%i < 256) { var %tmppp = $+(%tmppp,$chr(%i)) | inc %i } | say %tmppp . %i



in mIRC 6.2:

command1:
<nick> hi.

command2:
<nick> hi.
<nick> x!"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ . 256


mIRC 6.16:
command1&2:
<nick> hi.
<nick> x!"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ . 256

Cheers.