You can do that by taking the indexes in reverse order. Added slots in the array move the higher indexes, but leave the lower ones alone. 

for ( reverse(0..$#array) ) {
    if ( the_condition($array[$_]) ) {
        splice @array, $_, 1, the_sub($array[$_])
    }
}

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After Compline,
Zaxo

In reply to Re: Inserting into an array while stepping through it by Zaxo
in thread Inserting into an array while stepping through it by Anonymous Monk

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