Error: Operands to the || and && operators must be convertible to logical scalar values.

1 次查看（过去 30 天）
Zeynab Mousavikhamene
编辑： Fangjun Jiang 2020-1-14
I need to say:
if ((YesNo=='Yes') ||(YesNo=='yes'))
if YesNo was 'Yes' or 'yes' then do sth. but I recieve error shown in the title.

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回答（1 个）

Fangjun Jiang
Fangjun Jiang 2020-1-14
use strcmpi()
  2 个评论
Fangjun Jiang
Fangjun Jiang 2020-1-14
编辑：Fangjun Jiang 2020-1-14
YesNo=='Yes' returns a 1x3 array, or a vector
"||" can only be applied to logical scalar values
you could use (YesNo=='Yes') | (YesNo=='yes'), or call the or() function, or(YesNo=='Yes', YesNo=='yes'), but that still returns a vector.
help relop

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