regex101: http://

Group 1(https?:\/\/)

httpthe literal text http (case sensitive)

s?optionally matches the literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

.*any character (except for line terminators), repeated any number of times

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Search reference

Regular Expression

(https?:\/\/).*

Test String
New

.nyroModalCloseButton {
	top: -13px;
	right: -13px;
	width: 12px;
	height: 12px;
	text-indent: -9999em;
	background: url(http://instant/templates/_default_/images/nyromodal/close.gif);
}

.nyroModalCloseButton {
	top: -13px;
	right: -13px;
	width: 12px;
	height: 12px;
	text-indent: -9999em;
	background: url(https://instant/templates/_default_/images/nyromodal/close.gif);
}
.nyroModalCloseButton {
	top: -13px;
	right: -13px;
	width: 12px;
	height: 12px;
	text-indent: -9999em;
	background: url(.../instant/templates/_default_/images/nyromodal/close.gif);
}

Regular Expressions 101

Regular Expression

Test String
New

Extraction
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Regular Expression

Test StringNew

ExtractionProcessing...

Test String
New

Extraction
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