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-rwxr-xr-xsrc/bash/isinteger.sh9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/bash/isinteger.sh b/src/bash/isinteger.sh
new file mode 100755
index 0000000..deb2c74
--- /dev/null
+++ b/src/bash/isinteger.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+number="$1"
+
+if [ "$number" -eq "$number" ] 2>/dev/null; then
+ printf "'%s' valid integer.\n" "$number"
+else
+ printf "'%s' not valid integer.\n" "$number"
+fi