查看“模板:Str len/core”的源代码

{{{{{|safesubst:}}}#switch: {{{3|}}}

| hundreds =   <noinclude><!-- 0xx-4xx, using linear search since most strings will probably be less than 100 bytes. --></noinclude>
{{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| 100 }}  <noinclude><!--str >= x--></noinclude>
| {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| 200 }}
  | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| 300 }}
    | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| 400 }}
      | 4
      | 3
      }}
    | 2
    }}
  | 1
  }}
|   <noinclude><!-- Don't return 0, since tens and ones don't want a leading 0 in parameter 2. --></noinclude>
}}

| tens =   <noinclude><!-- x0x-x9x, using linear search for 0x-3x, binary search for 4x-9x, since most strings will probably be 0-39 bytes. --></noinclude>
{{{2|}}}{{
{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}10 }}  <noinclude><!--str >= x--></noinclude>
| {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}20 }}
  | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}30 }}
    | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}40 }}
      | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}60 }}
        | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}80 }}
          | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}90 }}
            | 9
            | 8
            }}
          | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}70 }}
            | 7
            | 6
            }}
          }}
        | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}50 }}
          | 5
          | 4
          }}
        }}
      | 3
      }}
    | 2
    }}
  | 1
  }}
| {{{{{|safesubst:}}}#if:{{{2|}}}|0}}   <noinclude><!-- Only return 0 if >=100, since ones don't want a leading 0 in parameter 2. --></noinclude>
}}

| ones =   <noinclude><!-- xx0-xx9, using binary search. --></noinclude>
{{{2|}}}{{
{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}4 }}  <noinclude><!--str >= x--></noinclude>
| {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}6 }}
  | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}8 }}
    | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}9 }}
      | 9
      | 8
      }}
    | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}7 }}
      | 7
      | 6
      }}
    }}
  | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}5 }}
    | 5
    | 4
    }}
  }}
| {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}2 }}
  | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}3 }}
    | 3
    | 2
    }}
  | {{{{{|safesubst:}}}#ifeq: x{{{1|}}} | x{{{{{|safesubst:}}}padleft:{{{1|}}}| {{{2|}}}1 }}
    | 1
    | 0
    }}
  }}
}}

}}<noinclude>{{documentation}}[[Category:辅助模板]]</noinclude>