numpy.core.defchararray.isnumeric

numpy.core.defchararray.isnumeric(a)[源代码]

For each element, return True if there are only numeric characters in the element.

Calls unicode.isnumeric element-wise.

Numeric characters include digit characters, and all characters that have the Unicode numeric value property, e.g. U+2155, VULGAR FRACTION ONE FIFTH.

Parameters:
a : array_like, unicode

Input array.

Returns:
out : ndarray, bool

Array of booleans of same shape as a.

参见

unicode.isnumeric