From 5ef2d37c8c03b2845cc37d869e8a610ab5ea9109 Mon Sep 17 00:00:00 2001
From: Alec Thomas <alec@swapoff.org>
Date: Mon, 19 Mar 2018 00:47:15 +1100
Subject: [PATCH] Analysre for PHP.

---
 lexers/circular/php.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/lexers/circular/php.go b/lexers/circular/php.go
index 87127a8..d7f8940 100644
--- a/lexers/circular/php.go
+++ b/lexers/circular/php.go
@@ -1,6 +1,8 @@
 package circular
 
 import (
+	"strings"
+
 	. "github.com/alecthomas/chroma" // nolint
 	"github.com/alecthomas/chroma/lexers/h"
 	"github.com/alecthomas/chroma/lexers/internal"
@@ -81,4 +83,9 @@ var PHP = internal.Register(DelegatingLexer(h.HTML, MustNewLexer(
 			{`[${\\]`, LiteralStringDouble, nil},
 		},
 	},
-)))
+).SetAnalyser(func(text string) float32 {
+	if strings.Contains(text, "<?php") {
+		return 0.5
+	}
+	return 0.0
+})))