numpy.core.defchararray.startswith

numpy.core.defchararray.startswith(a, prefix, start=0, end=None) [source]

Returns a boolean array which is True where the string element in a starts with prefix, otherwise False.

Calls str.startswith element-wise.

Parameters:
a : array_like of str or unicode
prefix : str
start, end : int, optional

With optional start, test beginning at that position. With optional end, stop comparing at that position.

Returns:
out : ndarray

Array of booleans

See also

str.startswith

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https://docs.scipy.org/doc/numpy-1.15.4/reference/generated/numpy.core.defchararray.startswith.html