R, (削除) 63 (削除ここまで) (削除) 62 (削除ここまで) 57 bytes

function(s)!sum(i<-utf8ToInt(tolower(s))%%48)%%nchar(s)&i

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Output is Truthy list of one-or-more TRUEs, or Falsy list of one-or-more FALSEs.

R, (削除) 63 (削除ここまで) (削除) 62 (削除ここまで) (削除) 57 (削除ここまで) 56 bytes

Edit: saved 1 byte thanks to Jonah

function(s)!sum(i<-utf8ToInt(s)%%96%%64%%48)%%nchar(s)&i

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Output is Truthy list of one-or-more TRUEs, or Falsy list of one-or-more FALSEs.

R, (削除) 63 (削除ここまで) 62 bytes

function(s)!sum((i=utf8ToInt(s))%%32-16*(i<58))%%nchar(s)&i>48

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Output is Truthy list of one-or-more TRUEs, or Falsy list of one-or-more FALSEs.

R, (削除) 63 (削除ここまで) (削除) 62 (削除ここまで) 57 bytes

function(s)!sum(i<-utf8ToInt(tolower(s))%%48)%%nchar(s)&i

Try it online!

Output is Truthy list of one-or-more TRUEs, or Falsy list of one-or-more FALSEs.

R, 63 bytes

function(s)!(t=sum((i=utf8ToInt(s))%%32-16*(i<58)))%%nchar(s)&t

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R, (削除) 63 (削除ここまで) 62 bytes

function(s)!sum((i=utf8ToInt(s))%%32-16*(i<58))%%nchar(s)&i>48

Try it online!

Output is Truthy list of one-or-more TRUEs, or Falsy list of one-or-more FALSEs.