Title

wrong 'ab != /(a(b))/' expression evaluation

'ab != /(a(b))/'; $1 expression evaluation: $1=''

'ab != /(a(b))/'; $2 expression evaluation: $2=''

wrong evaluation of "c1234567890ab = /(1)(2)(3)(4)(5)(6)(7)(8)((9)(0))/"; $10= is assigned, unlike in Apache

wrong evaluation of "c1234567890ab = /(1)(2)(3)(4)(5)(6)(7)(8)((9)(0))/"; $0=

wrong c1234567890ab = /(1)(2)(3)(4)(5)(6)(7)(8)((9)(0))/ evaluation

wrong evaluation of abd != /(a(b))c/: $1=

wrong evaluation of abd != /(a(b))c/: $2=