PHP. Руководство по PHP. 2005
ctype_lower
ctype_lower
Описание
bool ctype_lower (string text)Checks if all of the characters in the provided string, text, are lowercase letters.
ctype_lower
Checks if all of the characters in the provided string, text, are lowercase letters.
text
The tested string.
Returns TRUE if every character in text is a lowercase letter in the current locale.
ctype_alpha() |
ctype_upper() |
setlocale() |
ctype_graph
ctype_print
Отвечу на любые вопросы. С уважением, Дмитрий Владимирович.
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